Entries |
Document | Title | Date |
20080199764 | Safer high energy battery - A lithium secondary cell includes a plurality of stacked layers. Each stacked layer includes a lithium-containing positive electrode in electronic contact with a positive electrode current collector, a negative electrode in electronic contact with a negative electrode current collector, a separator positioned between the positive electrode and the negative electrode, and an electrolyte in ionic contact with the positive and negative electrodes. The positive current collector is in electrical connection with an external circuit and has a total thickness of at least about 200 μm. The negative current collector is in electrical connection with an external circuit. The total cell polarization during a failure event reduces the rate of discharge such that catastrophic failure does not occur. Thus, the lithium secondary cell exhibits safer failure modes than conventional cells known in the art. | 08-21-2008 |
20080206626 | OPERATIONAL GUIDANCE DEVICE OF SODIUM-SULPHUR BATTERY - An operation guidance program of a sodium-sulphur battery includes a unit that input an operation output and a time zone, a unit that continuously inputs the remaining battery capacity and the battery temperature, a unit that predicts the remaining battery capacity of the sodium-sulphur battery and the battery temperature of the sodium-sulphur battery at the final time, a unit that compares the predicted remaining battery capacity with a standard smallest capacity recorded in advance and outputs guidance when the remaining battery capacity is smaller, and a unit that compares the predicted battery temperature with a standard highest temperature recorded in advance and outputs guidance when the battery temperature is higher than the standard highest temperature. | 08-28-2008 |
20080233469 | BATTERY MANAGEMENT SYSTEM - Disclosed herein is a battery management system for lithium ion batteries capable of determining a battery pack's state of capacity; determining a battery pack's state of charge limits; adjusting for voltage drops and power losses over a battery's internal and/or connector impedances; adjusting the upper and lower voltage limits of a battery pack; and of actively balancing the cells making up the battery pack. In order to achieve this functionality, the battery pack management system includes an electronic control unit, which unit is coupled to module and cell-level circuitry that is designed to measure operating conditions of the battery such as voltage and current at any given time. | 09-25-2008 |
20080241643 | Vanadium redox battery incorporating multiple electrolyte reservoirs - A vanadium redox battery energy storage system (“VRB-ESS”) capable of modularly incorporating additional electrolyte reservoirs to increase energy capacity while allowing for efficient low-volume operation is disclosed. The VRB-ESS of the present invention may efficiently operate using a first volume of electrolyte solution, while maintaining a second volume of electrolyte solution to be made available to the VRB-ESS as additional energy storage capacity is required. Additionally, a cap mechanism to allow the VRB-ESS of the present invention to employ an industry standard IBC container as a secondary electrolyte reservoir is disclosed. | 10-02-2008 |
20080254344 | Lithium Secondary Battery Having Internal Protection Circuit - The present invention relates to a lithium secondary battery with a built-in protective circuit, which includes battery case ( | 10-16-2008 |
20080274395 | AUTOMATED COMPOSITE BATTERY - A composite battery capable of adjusting its own power output in response to predetermined signals or lack of predetermined signals is provided. The composite battery has a set of terminals, a battery, a sensing device and a switch, all housed within a casing, which can be in the shape of a conventional battery. The sensor captures signals which upon reaching a certain threshold cause the switch to engage or disengage to selectively provide a load current to an electronic device. The battery may be used in battery-controlled consumer electronics articles, such as toys, to prevent avoidable battery drain or unintended activation when the electronics article is not in use. | 11-06-2008 |
20090023053 | METHOD OF DEACTIVATING FAULTY BATTERY CELLS - A method and apparatus for deactivating a bad battery cell from a battery pack for an energy storage system of an electric vehicle is disclosed. The apparatus and methodology includes a clamshell member arranged at an end of the cells and a printed circuit board arranged adjacent to the clamshell member. A collector plate is arranged adjacent to the printed circuit board and a switch is arranged on the printed circuit board. A wire bond is arranged between the switch and one of the cells and a second wire bond is arranged between the switch and the collector plate. The plurality of switches will allow for the identification of the one individual cell having a weak short circuit within the battery pack. Upon identification of the cell with the weak short circuit that cell will have its switch placed in an open position thus electrically isolating the faulty or bad cell from the battery pack. | 01-22-2009 |
20090087722 | Integrated Circuit For Controlling Battery Cell and Vehicle Power Supply System - A vehicle power supply system comprises a battery module that includes a plurality of battery cells, battery cell control devices and a signal transmission path through which signals are transmitted. The battery cell control device comprises a voltage measurement circuit that measures terminal voltages at the battery cells, an abnormality diagnosis circuit that diagnoses an abnormality in the battery cell control device, a timing control circuit that outputs a signal for instructing measurement phase and a signal for instructing diagnosis phase, and a communication circuit that outputs a signal indicating the terminal voltage and a signal based upon a diagnosis result by the abnormality diagnosis circuit. | 04-02-2009 |
20090098444 | Level Monitoring System - In order to provide an improved level monitoring system for monitoring the electrolyte fill level of an accumulator, the present invention proposes a level monitoring system having a level monitoring device and a signal output device ( | 04-16-2009 |
20090111004 | RECHARGEABLE BATTERY - A rechargeable battery includes: a bare cell; a protection circuit board installed on an upper surface of the bare cell; and a lead plate to connect the protection circuit board with the bare cell, wherein the lead plate includes a substrate fixing part fixed to the protection circuit board, a bare cell fixing part fixed to the bare cell, and a connection part to connect the substrate fixing part with the bare cell fixing part, the lead plate being installed such that the connection part is disposed between the protection circuit board and the upper surface of the bare cell. A welding strength is improved when the lead plate connecting the bare cell with the protection circuit board is installed, thereby prominently reducing defects in manufacturing packs and modules. | 04-30-2009 |
20090111005 | Battery pack - A battery pack is constructed with a rechargeable battery, a protection circuit part that protects the battery when the battery is charged and discharged, and a switching unit that turns on or off a power source of the protection circuit part. Also, the battery pack may be constructed with a rechargeable battery, a protection circuit part that protects the battery when the battery is charged and discharged, and electric wiring lines constructed so that the power source of the protection circuit part may be turned on and off. When the battery pack is not connected to a charger or a load by the switching unit or the electric wire lines, the power source of the circuit is blocked to prevent the battery pack from being shorted and to reduce the idle power. When the battery pack is connected to the charger or the load, the power source is applied to the circuit so that the circuit operates. | 04-30-2009 |
20090111006 | PHYSICAL KEY TO FACILITATE AN INACTIVE MODE STATE-OF-CHARGE INDICATOR WITHIN A BATTERY - The invention provides a system and battery including a state-of-charge indicator (SOCI) to monitor and display the amount of charge within the battery. The SOCI is capable of operating in a hibernate mode, an active mode, and/or a sleep mode. The battery may be manufactured, shipped and/or stored with the SOCI operating in a power-saving hibernate mode. The SOCI may exit the hibernate mode and begin operating in active mode if a physical key connected to the battery is removed. In addition, the SOCI may operate in a sleep mode while the battery is not being used to conserve power. Furthermore, the invention provides a method of making a battery including a SOCI to monitor and display the state of charge of the battery. | 04-30-2009 |
20090130540 | Power storage apparatus - In a power storage apparatus, for storing DC electric power, which is configured by connecting in series a plurality of modules each including a plurality of cells connected with one another, by providing two first switches at the input portion and at the output portion of the power storage apparatus and a second switch, in series with the modules, at a connection position where the modules are connected, the voltage to ground in the apparatus is lowered. | 05-21-2009 |
20090130541 | Multi-Series Battery Control System - A multi-series battery control system comprises battery cell groups each having a plurality of serially connected battery cells, a plurality of integrated circuits each disposed in correspondence to one of the battery cell groups and a battery control device that exchanges signals with the individual integrated circuits. Each integrated circuit includes an address setting means that receives a message unique to the integrated circuit, different from messages sent to other integrated circuits, from the battery control device, writes over an initialized address of the integrated circuit with the message and alters the message to a message with which an initialized address of another integrated circuit cannot be overwritten in a step assigned with an ordinal number matching the position of the integrated circuit with regard to the connection order. | 05-21-2009 |
20090130542 | ABNORMALITY DETECTION APPARATUS FOR BATTERY PACK - The abnormality detection apparatus for a battery pack includes a first determining function of making a first determination that abnormality is present when a voltage across a unit battery of interest is higher than a first threshold, a second determining function of making a second determination that abnormality is present when the voltage is lower than a second threshold lower than the first threshold, a short-circuit function of making a short-circuit between a detection line of interest connected to one electrode of a unit battery of interest and an adjacent detection line connected to the other electrode of the unit battery, and a third determining function of making a third determination that there is faulty electrical continuity in the detection line of interest if the first determining function makes the first determination and the second determining function makes the second determination when the short circuit function makes the short-circuit. | 05-21-2009 |
20090197152 | METHOD AND SYSTEM FOR BATTERY PROTECTION - A method and system for battery protection. In some aspects, a battery pack configured to be interfaced with a power tool includes a housing, a cell, a controller, and a circuit. The circuit is operable to enable the controller to operate when the voltage supplied by the cell to the controller is below an operating voltage threshold of the controller. | 08-06-2009 |
20090208821 | BATTERY SYSTEM - In a battery system, battery modules ( | 08-20-2009 |
20090208822 | POWER SUPPLY UNIT INCLUDING SECONDARY BATTERY - A power supply unit includes: a plurality of secondary batteries connected in series; limiting resistors connected to individual electrodes of the plurality of secondary batteries; a voltage detection circuit detecting inter-terminal voltages of each of the plurality of secondary batteries based on potentials obtained from the plurality of secondary batteries through the limiting resistors; a control circuit specifying one of the secondary batteries to be discharged based on the inter-terminal voltages of the plurality of secondary batteries detected by the voltage detection circuit and sending a discharge instruction; and a discharge circuit allowing the specified secondary battery to discharge through the limiting resistors in response to the instruction from the control circuit. | 08-20-2009 |
20090214935 | BATTERY WITH OVER-PRESSURE PROTECTION - A battery assembly includes a sealed battery cell container holds a positive and negative electrode and an electrolyte. Deflection-responsive means engages at least one outer face of the container and is responsive to deflection thereof for operating a cut-off switch to break the electrical continuity of the battery assembly. Flat battery cell containers may be stacked in different arrangements within a coupling structure, the arrangements defining either a cavity between the coupling structure and an adjacent container face, or a cavity between faces of adjacent cell containers. A membrane switch received in the cavity is actuated by bulging of a cell container wall. A control circuit operates the cut-off switch in response to actuation of the membrane switch. | 08-27-2009 |
20090214936 | Voltage Sensing Member and Battery Module Employed with the Same - Disclosed herein is a voltage sensing member constructed in a structure in which linear mounting parts are mounted to supporting parts coupled to the bottom of a battery module, conductive sensing parts are mounted on the mounting parts while the conductive sensing parts are in elastic contact with electrode terminals of battery cells, and the sensing parts are electrically connected to a battery management system (BMS). The voltage sensing member according to the present invention is manufactured by a simple assembly process without using a plurality of members for mechanical coupling and electrical connection. Consequently, the present invention has the effect of reducing the manufacturing costs of the voltage sensing member. Also, the voltage sensing member is maintained in elastic and stable contact when external impact or frequent vibration is applied to the voltage sensing member. Consequently, the present invention has the effect of performing stable voltage sensing operation. Furthermore, the present invention has the effect of manufacturing a middle- or large-sized battery pack having desired output and capacity using a battery module including the voltage sensing member as a unit body. | 08-27-2009 |
20090239132 | OXYGEN BATTERY SYSTEM - A lithium oxygen cell system ( | 09-24-2009 |
20090253027 | BMS HAVING WATERPROOF FUNCTION - Disclosed herein is a battery management system for controlling the operation of a middle- or large-sized battery pack, the battery management system comprising: a battery management system printed circuit board (BMS PCB) comprising a circuit and elements for controlling the operation of the battery pack; a connector attached to one side of the BMS PCB; a housing including a housing body for receiving the BMS PCB while partially exposing the connector and a cover for covering the housing body, the cover is coupled to the housing body while the cover is disposed on the housing body; and a waterproofing member interposed between the housing body and the cover, constituting the housing, such that the waterproofing member is in tight contact with the interface between the housing body and the cover, the waterproofing member being constructed in a structure to be coupled at coupling regions of the housing body and the cover. The battery management system according to the present invention is constructed in a structure in which moisture is prevented from permeation into the housing of the battery management system in a high-temperature, high-humidity environment. Consequently, the present invention has the effect of preventing the damage to and the corrosion of the BMS PCB, and therefore, improving the reliability of the battery pack and increasing the service life of the battery pack. | 10-08-2009 |
20090258282 | Battery Module, Electric Storage Device and Electric System - A battery module is configured so that the first cell string and the second cell string are arranged between the first plate member and the second plate member and the second cell string is arranged closer to the second plate member side than the first cell string is and is arranged closer to the outlet side than the first cell string is. At the inlet side of the housing, the inlet is arranged closer to the first plate member than to the second cell string, at least a part between the inlet side of the second cell string and the second plate member is covered by the inlet-side guide plate, and the cooling air is introduced into the housing through the inlet so as to form a flow of the cooling air along the first plate member and a flow of the cooling air along the inlet-side guide plate. | 10-15-2009 |
20090263704 | POWER STROAGE AND POWER TRANSFER METHOD AND APPARATUS - A power storing container replacement and charging method and system which allows continuous/uninterrupted power enables a user to continuously use a device without the device being relegated to a wired device for an extended period of time. The method and system includes an apparatus which is able to retain a power storing container for charging, and then receive a device with another power storing container which is replaced with the charged power storing container contained in the apparatus. The system reduces the wait time for a power storing container to charge and encourages use of the device without fear of the draining all the power from the device being unable to use the device for even a short period of time. The system also allows the power storing container in the device to be replaced without the device losing power and without involving any complicated steps from the user. | 10-22-2009 |
20090263705 | ISOLATION TRAY FOR A BATTERY SYSTEM - A battery assembly includes a housing and N charge storage devices within the housing. The system also includes a first tray includes a first side that includes X areas that transfer first current from electrolyte leaked from a first one of the N charge storage devices to a current detector. The tray includes a second side that insulates the housing from the electrolyte. N and X are integers greater than or equal to 1. | 10-22-2009 |
20090291354 | NONAQUEOUS ELECTROLYTE BATTERY CONTAINING A NEGATIVE ELECTRODE OF LITHIUM-TITANIUM COMPOSITE OXIDE, BATTERY PACK AND VEHICLE - A nonaqueous electrolyte battery, containing a case and provided in the case, a positive electrode, a negative electrode and a nonaqueous electrolyte. The negative electrode comprises a lithium-titanium composite oxide, wherein a crystallite diameter of the lithium-titanium composite oxide is not larger than 6.9×10 | 11-26-2009 |
20090305115 | LITHIUM BATTERY PACK - For a lithium battery pack including battery cells the number of which is larger than the number of battery cells | 12-10-2009 |
20090305116 | Middle or Large-Sized Battery Module - Disclosed herein is a middle- or large-sized battery module comprising: a battery cell stack including a plurality of battery cells or unit modules electrically connected with each other, the battery cells or unit modules being erected in the lateral direction; a first module case constructed in a structure to entirely surround one side end of the battery cell stack and to partially surround the upper and lower ends of the battery cell stack, the first module case being provided at the front part thereof with external input and output terminals; a second module case coupled with the first module case, the second module case being constructed in a structure to entirely surround the other side end of the battery cell stack and to partially surround the upper and lower ends of the battery cell stack, the second module case being provided at the front part thereof with bus bars for connecting electrode terminals of the battery cell stack to the external input and output terminals; a sensing member mounted to the first module case or the second module case; and a battery management system (BMS) mounted to the first module case or the second module case, while being connected to the sensing member, for monitoring and controlling the operation of the battery module. | 12-10-2009 |
20090305117 | BATTERY PACK - A battery pack includes a bare cell having a coupling groove and a protection circuit electrically coupled to the bare cell. A coupler has a first end attached to the protection circuit and a second end defining a coupling hole, the second end contacting the bare cell. A fastener is combined to the coupling groove through the coupling hole; wherein the coupler includes an elastic region for elastically supporting the fastener and the bare cell. | 12-10-2009 |
20090317696 | Compound battery device having lithium battery and lead-acid battery - A compound battery device having a lithium battery and a lead-acid battery includes at least one lithium battery unit, at least one lead-acid battery unit and a control circuit. The lithium and lead-acid battery units are electrically connected in parallel and can have various combinations to meet actual demands of an output voltage. The control circuit is electrically connected to the lithium and lead-acid battery units separately and further comprises a voltage-boosting unit, a voltage-detecting unit, a lithium battery unit management unit and a logic control unit. Thereby, two complementary battery units are connected in parallel, with a control circuit to adjust a voltage thereof, allowing the two battery units to work together to make use of their respective advantages while providing mutual power support. Thus, the compound battery device is capable of more efficient power supply and higher loading, and effectively prevents over-discharge that shortens the battery service life. | 12-24-2009 |
20090325041 | Lithium Secondary Battery - A lithium secondary battery is disclosed which includes: a cathode that is capable of storing/releasing a lithium ion, an anode that is capable of storing/releasing a lithium ion, a separator that separates the electrodes from each other, and an electrolyte solution. The cathode includes a cathode-active material and an electroconductive material comprised of at least one gas-generating resin that is decomposed with generation of a gas at a temperature at which oxygen is eliminated from the cathode-active material, and an electroconductive filler. | 12-31-2009 |
20100009245 | LITHIUM-ION BATTERY - A battery includes a positive electrode having a current collector and a first active material and a negative electrode having a current collector and a second active material. The battery also includes an auxiliary electrode having a current collector and a third active material. The auxiliary electrode is configured for selective electrical connection to one of the positive electrode and the negative electrode. The first active material, second active material, and third active material are configured to allow doping and undoping of lithium ions. The third active material exhibits charging and discharging capacity below a corrosion potential of the current collector of the negative electrode and above a decomposition potential of the first active material. | 01-14-2010 |
20100055546 | Multiple battery system - A multiple battery system for supplying electrical energy to an electrical system is provided having a battery housing with a positive terminal and a negative terminal, the positive terminal and the negative terminal being coupleable to the electrical system. A main battery having a main positive output and a main negative output, the main negative output being electrically connected to the negative terminal is provided. An at least one auxiliary battery is also provided having at least one auxiliary positive output and at least one auxiliary negative output, the at least one auxiliary negative output being electrically connected to the negative terminal. A controllable switching device responsive to at least one control signal and operable in at least two positions to at least selectively electrically connect the positive terminal to one of the main positive output and the at least one auxiliary positive output, the switching device being operable in a first position to electrically connect the main positive output to the positive terminal and electrically isolate the positive terminal from the at least one auxiliary positive output. The switching device being further operable in a second position to electrically connect the at least one auxiliary positive output to the positive terminal and electrically isolate the positive terminal from the main positive output. And a controller coupled to the controllable switching device and operable to generate the at least one control signal wherein, when the switching device is in the first position, the main battery supplies electrical energy to the electrical system, when the switching device is in the second position the at least one auxiliary battery supplies electrical energy to the electrical system, and wherein the main battery and the at least one auxiliary battery never supply electrical energy to the electrical system simultaneously. | 03-04-2010 |
20100068606 | SAFETY DEVICE FOR AN ACCUMULATOR CELL - In the case of a safety device for an accumulator cell, which has an electrode assembly disposed in an elastic cell sheath and at least one electrical connector, a blocking element is provided which blocks at least a first electrical contact associated with the electrical connector with at least a second electrical contact in a releasable electrical connection, the blocking element being configured for the purpose of releasing the releasable electrical connection when the cell sheath expands as a result of a change in volume of the accumulator cell during operation. A separation of the second contact from the first contact is thereby made possible. | 03-18-2010 |
20100075205 | SECONDARY BATTERY - A secondary battery capable of being formed to be relatively small by reducing the sizes of internal devices and compactly locating the internal devices. Accordingly, the volume of the secondary battery is reduced and the capacity thereof is maintained, thereby increasing the capacity density of the secondary battery. In one embodiment, the secondary battery includes a bare cell having a cap plate and a protection circuit module on the bare cell and including a printed circuit board surface-contacting the cap plate. | 03-25-2010 |
20100136389 | POWER STORAGE UNIT AND VEHICLE HAVING POWER STORAGE UNIT - A battery unit is constituted of a battery assembly, coolant for cooling the battery assembly, a battery case containing the battery assembly and the coolant, an electric resistivity detector for detecting the electric resistivity of the coolant, and a battery ECU that determines whether the electric resistivity detected by the electric resistivity detector is equal to or lower than 10 | 06-03-2010 |
20100136390 | Battery Storage System - A battery storage system includes: a plurality of battery modules that are electrically connected in series and in parallel, each comprising a plurality of battery cells; a plurality of sensors provided to each of the plurality of battery modules, that output at least signals corresponding to voltage and current of the each of the battery modules; a plurality of first control devices each of which is provided to the each of the plurality of battery modules, and obtains a power that can be inputted and outputted to and from the each of the battery modules based upon the voltage and current obtained from the output signals of the sensors of the each of the battery modules; and a second control device that performs overall control of the plurality of first control devices, and if a fault of a sensor in any one of the plurality of battery modules has occurred, the second control device obtains a total power that can be inputted and outputted to and from the all of the battery modules, based upon powers each of which can be inputted and outputted to and from each of other battery modules than a battery module in which the sensor has detected the fault, and outputs information of the total power. | 06-03-2010 |
20100151299 | Battery module, and middle or large-sized battery pack containing the same - Disclosed herein are a battery module constructed in a structure in which a plurality of plate-shaped secondary battery cells (‘battery cells’), which can be charged and discharged, are sequentially stacked on a lower plate, and an upper plate is coupled to the uppermost battery cell, wherein the plates are provided at the top and bottom and/or the right and left sides thereof with a sliding coupling structure, and the battery module is provided at the front thereof with grips, and a middle- or large-sized battery pack including a plurality of battery modules. | 06-17-2010 |
20100151300 | DEVICE FOR STORING ELECTRICAL ENERGY - The device according to the invention for storing electrical energy comprises at least one galvanic cell. The same is at least partially surrounded by a casing. Furthermore, the device comprises a cell holding unit comprising an internal space. The at least one galvanic cell is arranged in the internal space. Furthermore, the cell holding unit comprises a wall, which at least partially delimits said internal space. Therein, the wall of the cell holding unit and/or the at least one galvanic cell comprise at least one hollow space. The at least one hollow space is at least partially filled with a first heat conducting means. | 06-17-2010 |
20100159309 | LITHIUM BATTERY PACK - In a battery pack which comprises: a battery set composed of two or more lithium battery cells connected in series; a first protection circuit including a first voltage detect part for detecting the voltage(s) of a part of the two or more battery cells, and a first signal output part for issuing an output signal when a detect voltage detected by the first voltage detect part goes below a given over-discharge judgment voltage value; a second protection circuit including a second voltage detect part for detecting the voltage(s) of another part of the two or more battery cells, and a second signal out part for issuing an output signal when the detect voltage of the battery cell detected by the second voltage detect part goes below a given over-discharge judgment voltage value; and, a switch which is connected to the current path of the battery set and can be turned on or off according to the output signals of the first and second signal output parts and, there is further provided dead time means connected between the second signal output part of the second protection circuit for issuing an output not responding to a variation in an input signal occurring within a given time. | 06-24-2010 |
20100173182 | Low-Voltage Connection with Safety Circuit and Method for Determining Proper Connection Polarity - A safety circuit for use in low-voltage systems improves safety of and additional features to low-voltage connections. When incorporated into a battery, the circuit leaves the battery disconnected from the low-voltage system until it determines that it is safe to make a connection. When the safety circuit determines that no unsafe conditions exist and that it is safe to connect the battery, the safety circuit may connect the battery by way of a “soft start” that provides a connection over a period of time that reduces or prevents inductive voltage spikes on the low-voltage system. A method is used for detection of proper polarity of the connections between the battery and the low-voltage system. When incorporated into a jumper cable, the safety circuit provides communication abilities, can provide test abilities, and improves connection safety and functionality, such as allowing transfer of power between low-voltage systems having different voltages. | 07-08-2010 |
20100183904 | STORAGE BATTERY ARRANGEMENT - A storage battery arrangement includes a plurality of battery cells each having a cell housing having at least one cell terminal protruding from an end of the cell housing. The storage battery arrangement also includes a plurality of control units each having a control unit housing and electronic circuitry provided inside the control unit housing for monitoring and controlling at least one of the plurality of battery cells. The control units each include at least one control terminal extending to the outside of the control unit housing, the control terminal being electrically connected to the electronic circuitry. The size and shape of each of the control unit housings are substantially similar to the size and shape of the cell housings so that the control units can be arranged side-by-side among the battery cells and electrically connected the same way to the battery cells. | 07-22-2010 |
20100196747 | BATTERY PACK - A battery pack having a protection circuit to detect an overcharge, overdischarge, or overcurrent condition of a secondary battery and to turn off a switch element on a path connecting between the secondary battery and either a load or a charger device includes a series-connected thermistor and resistor disposed in proximity of the secondary battery and connected in parallel to the secondary battery, and a first comparator in the protection circuit to compare a voltage at a junction point between the thermistor and the resistor with a first reference voltage corresponding to a first predetermined temperature, wherein the protection circuit turns off the switch element by an output signal of the first comparator upon an exceeding of the first predetermined temperature by temperature of the secondary battery. | 08-05-2010 |
20100203367 | END COVER ASSEMBLY FOR BATTERY AND BATTERY CONTAINING THE SAME - An end cover assembly for a battery with a core comprises a contact terminal, a conductive element, and a thermistor. The conductive element is in electrical communication with the core of the battery. The thermistor is disposed between the terminal and the conductive element. The thermistor electrically connects the terminal and the conductive element when the temperature of the battery is below a predetermined temperature. The thermistor electrically disconnects the terminal and the conductive element when the temperature of the battery is above the predetermined temperature. | 08-12-2010 |
20100215997 | RECHARGEABLE BATTERY - Disclosed is a rechargeable battery including an electrode assembly including a positive electrode, a negative electrode, and a separator interposed therebetween, a case accommodating the electrode assembly, and a cap assembly combined with the case, wherein the cap assembly includes an interrupting plate that is transformed by increasing pressure to block current, and wherein the interrupting plate includes aluminum (Al), magnesium (Mg), and zinc (Zn). | 08-26-2010 |
20100227205 | RECHARGEABLE BATTERY AND MODULE THEREOF - A rechargeable battery adapted to prevent or reduce overcharge. A rechargeable battery includes a case containing an electrode assembly; a cap plate coupled to the case and sealing an opening of the case; a first electrode terminal connected to a first electrode of the electrode assembly and electrically connected to the case; a second electrode terminal connected to a second electrode of the electrode assembly and electrically insulated from the case when a pressure inside the case is less than a threshold pressure; and a short-circuit unit including a short-circuit member connected to the second electrode terminal, the short-circuit unit adapted to short-circuit the second electrode terminal to the case by swelling a portion of the case to contact the short-circuit member when the pressure inside the case is equal to or greater than the threshold pressure. | 09-09-2010 |
20100247986 | POSITIVE ELECTRODE MATERIAL FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY, AND SECONDARY BATTERY MODULE USING LITHIUM SECONDARY BATTERY - A lithium secondary battery of excellent high temperature cycle characteristic using, as a positive electrode material, a surface-covering lithium manganese composite oxide capable of stably suppressing the leaching of Mn even at high temperature and high voltage without lowering the electric conductivity, in which the positive electrode material for the lithium secondary battery is a lithium transition metal composite oxide having a hexagonal layered structure and represented by a compositional formula: LiMn | 09-30-2010 |
20100261043 | Dynamically Reconfigurable Framework For A Large-Scale Battery System - A dynamically reconfigurable battery framework for management of a large-scale battery system systems is provided. The framework monitors, reconfigures, and controls large-scale battery systems online. The framework is built upon a topology-based bypassing mechanism that provides a set of rules for changing the battery-pack configuration, and a semantic bypassing mechanism by which the battery-cell connectivity is reconfigured to recover from a battery-cell failure. More specifically, the semantic bypassing mechanism implements a constant-voltage-keeping policy and a dynamic-voltage-allowing policy. The former policy is effective in preventing unavoidable voltage drops during the battery lifetime, while the latter policy is effective in supplying different amounts of power to meet a wide-range of application requirements. | 10-14-2010 |
20100273033 | SECONDARY BATTERY - Positive and negative electrode plates are respectively joined to positive and negative electrode terminals through leads. At least one of the leads joined to the positive or negative electrode plate is made of a stack of first and second metal layers. The first metal layer has a resistance higher than that of the second metal layer. The second metal layer has a melting point lower than that of the first metal layer. When a short-circuit current flows in the secondary battery, current is concentrated in the second metal layer to cause a blowout of the second metal layer, and then, an increase in an heat generation amount due to an increase in a current density of a short-circuit current flowing in the first metal layer causes a blowout of the first metal layer, thereby causing a blowout of the lead to interrupt the short-circuit current. | 10-28-2010 |
20100285339 | SYSTEM AND METHOD FOR CHARGING AND DISCHARGING A Li-ION BATTERY - An electrochemical battery system in one embodiment includes a first electrochemical cell, a second electrochemical cell, a memory in which command instructions are stored, and a processor configured to execute the command instructions to (i) selectively charge or discharge the first electrochemical cell based upon an evaluation of first criteria associated with the first electrochemical cell, and (ii) selectively charge or discharge the second electrochemical cell based upon an evaluation of second criteria associated with the first electrochemical cell. | 11-11-2010 |
20100291421 | RECHARGEABLE BATTERY - A rechargeable battery with overcharging protection. According to an embodiment of the present invention, a rechargeable battery includes a case, a first electrode coupled to the case, a second electrode coupled to the case and the second electrode having a portion extending outside of the case, a short bar electrically coupled to said portion of the second electrode, and an extensible member extending from the case and at least a portion of the short bar being on the extensible member with a gap therebetween. The extensible member is configured to couple the short bar electrically to the first electrode in response to an overcharging condition of the rechargeable battery, thereby short-circuiting the first and second electrodes via the short bar. | 11-18-2010 |
20100297482 | BATTERY MODULE OF IMPROVED SAFETY AND MIDDLE OR LARGE-SIZED BATTERY PACK CONTAINING THE SAME - Disclosed herein is a high-power, large-capacity battery module including a plurality of battery cells or unit modules connected in series to each other such that the battery cells or the unit modules are stacked while being in tight contact with each other or being adjacent to each other, wherein the battery module is fixed such that the stacked state of the battery cells or the unit modules is maintained even when the volume of the battery cells or the unit modules changes at the time of charging and discharging the battery cells or the unit modules, and a portion of an electrode terminal connection region between the battery cells or between the unit modules is weak with respect to the volume expansion of the battery cells or the unit modules such that an expansion stress caused by the swelling of the battery cells is concentrated on the electrode terminal connection region, whereby the electrode terminal connection region is broken, and therefore, an electrical cut-off occurs at the electrode terminal connection region, when the swelling exceeds a predetermined value. | 11-25-2010 |
20110052949 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly including a first electrode, a second electrode, and a separator between the first and second electrodes; a case housing the electrode assembly; and a cap assembly connected to the case. The cap assembly includes a first tab electrically connected to the first electrode, a second tab electrically connected to the second electrode, an deformable plate capable of electrically connecting the first tab and the second tab by being deformed due to a pressure increase, and an intermediate member formed between the first tab and the deformable plate. | 03-03-2011 |
20110064978 | SURGICAL TOOL - A battery pack for a use with a powered surgical tool. The battery pack may include a housing with an outer wall and opposing first and second ends. The housing may include an elongated shape that extends between the first and second ends. A first member may extend across the first end of the housing and include a first aperture, and a second end member may extend across the second end of the housing and may include a second aperture. A passage may extend through the housing with a first end that aligns with the first aperture and a second end that aligns with the second aperture. The housing may be sized for a plurality of storage locations positioned between the first and second members and around the passage, and each of the storage locations may be configured to store a power cell. | 03-17-2011 |
20110076530 | BATTERY MANAGEMENT DEVICE, SECONDARY BATTERY DEVICE, AND VEHICLE - According to one embodiment, a device includes a power management module to which a power is supplied from an external power source, a power source supply circuit to which a power is supplied from the power management module via a first input terminal, a latch circuit configured to be operated by a power supplied from the power supply circuit or a power supplied via a second input terminal, a circuit configured to output a logic signal that sets a shutdown signal output from the latch circuit to a third input terminal, and a logic communication circuit to which a logic signal is supplied via the third input terminal and which supplies the logic signal to a forth terminal of the larch circuit. The shutdown signal output from the latch circuit is set to an predetermined level when the logic signal is set to a second level from a first level. | 03-31-2011 |
20110104528 | Secondary battery - A secondary battery including an electrode assembly, the electrode assembly including a first electrode plate, a separator, and a second electrode plate; a case, the case accommodating the electrode assembly; a first current collector and a second current collector electrically connected to the first electrode plate and the second electrode plate of the electrode assembly, respectively; and a short inducing member disposed between the first current collector and the second current collector, the short inducing member being configured to electrically short-circuit the first current collector and the second current collector when a shape of the case is changed. | 05-05-2011 |
20110104529 | BATTERY PACK - Disclosed is a battery pack provided with: a plurality of battery modules connected to one another to serve as a power source; a case for housing the battery modules; and respective output terminals for a positive pole and a negative pole of the above power source, the output terminals being disposed outside the case. Herein, at least one point in: a module/module connecting means for connecting the plurality of battery modules to one another inside of the case; and a module/output terminal connecting means for connecting the battery module and the output terminal inside of the case, is provided with a current-interrupting means capable of switching operating states thereof between: an active state in which a current is interrupted or a current of a predetermined value or higher is interrupted; and an inactive state in which a current is not interrupted. | 05-05-2011 |
20110135977 | AUTOMATIC BATTERY-OVERCHARGE POWER DISCONNECTION DEVICE AND BATTERY USING THE SAME - An automatic battery-overcharge power disconnection device electrically coupled to a battery includes an insulating frame, a space formed by enclosing edges of the frame, two grooves formed on a lateral edge of the frame, a flexible board installed at another opposite lateral edge of the frame, an opening formed at an end of the flexible board, a knife portion disposed on an internal side of the opening; a symmetrically folded electro-conductive thin plate, having two half-plate portions and a folding portion between two half-plate portions, and passed into the opening of flexible board, such that the two half-plate portions are clamped at the flexible board, and the folding portion is situated opposite to the knife portion; two conductive electrodes, each having a connecting portion extended out from the conductive connecting portion freely, disposed in the two grooves respectively, and electrically coupled to the two half-plate portions. | 06-09-2011 |
20110143177 | SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF - Provided is a secondary battery, comprising an electrode assembly including a first electrode plate, a second electrode plate and a separator; and a case having a receiving portion for receiving the electrode assembly and an electrolyte therein, the secondary battery comprising: a blowing agent applied onto at least one of a first tab and a second tab in a width direction of the tab, the first and second tabs being, respectively, connected to the first and second electrode plates and connected to leads which extend through the case. | 06-16-2011 |
20110177365 | BATTERY CONNECTION MEMBER AND BATTERY MODULE USING THE SAME - A battery connection member | 07-21-2011 |
20110183165 | Secondary battery - A secondary battery includes an electrode assembly in a case, the electrode assembly including a positive electrode, a negative electrode, and a separator, a cap assembly connected to the case and including a cap plate, first and second terminals through the cap plate, and a shorting member selectively connecting the first terminal and the cap plate, and at least one electrode lead tab including a terminal-junction part electrically connected to a terminal, an electrode assembly-junction part electrically connected to an electrode in accordance with the terminal, and a fuse part electrically connected between the terminal-junction part and the electrode assembly-junction part, the fuse part being configured to break when the first and second terminals are electrically connected, and the fuse part extending at an angle other than zero with respect to a longitudinal extension line of the terminal junction part and/or the electrode assembly-junction part. | 07-28-2011 |
20110183166 | BIPOLAR SECONDARY BATTERY, BATTERY PACK, AND VEHICLE EQUIPPED WITH THE SAME - A bipolar secondary battery is provided with an electric power generating unit, a pair of terminal plates. The electric power generating unit includes a plurality of bipolar electrodes stacked on one another with an electrolyte layer disposed between the bipolar electrodes and separating the bipolar electrodes. Each of the bipolar electrodes includes a collector with a positive electrode active material layer formed on a first side surface of the collector, and a negative electrode active material layer formed on a second side surface of the collector. The first terminal plate is connected to a first stacking direction facing end of the electric power generating unit. The second terminal plate is connected to a second stacking direction facing end of the electric power generating unit. At least one of the terminal plates includes an electric current suppressing device that suppresses an electric current occurring when an internal short circuit occurs in the electric power generating unit. | 07-28-2011 |
20110189514 | MIDDLE OR LARGE-SIZED BATTERY PACK OF IMPROVED SAFETY - Disclosed herein is a middle or large-sized battery pack including a battery module assembly configured in a structure in which a plurality of battery modules, each of which comprises a plurality of battery cells or unit modules connected in series to each other while being mounted in a module case, is electrically connected to each other while being arranged in a lateral direction such that the battery modules are in contact with each other, a pair of side support members for covering sides of outermost battery modules of the battery module assembly, and at least one top connection member for connecting the side support members at a top of the battery module assembly, wherein at least one of the side support members has a region (weak portion) exhibiting low resistance to volume expansion, the weak portion being partially formed at the at least one of the side support members for inducing local deformation of the battery modules upon occurrence of swelling, thereby causing a short circuit. | 08-04-2011 |
20110189515 | BATTERY MODULE OF IMPROVED SAFETY AND MIDDLE OR LARGE-SIZED BATTERY PACK CONTAINING THE SAME - Disclosed herein is a high-power, large-capacity battery module including a plurality of battery cells or unit modules connected in series to each other such that the battery cells or the unit modules are stacked while being in tight contact with each other or being adjacent to each other, wherein the battery module is fixed such that the stacked state of the battery cells or the unit modules is maintained even when the volume of the battery cells or the unit modules changes at the time of charging and discharging the battery cells or the unit modules, and a portion of an electrode terminal connection region between the battery cells or between the unit modules is weak with respect to the volume expansion of the battery cells or the unit modules such that an expansion stress caused by the swelling of the battery cells is concentrated on the electrode terminal connection region, whereby the electrode terminal connection region is broken, and therefore, an electrical cut-off occurs at the electrode terminal connection region, when the swelling exceeds a predetermined value. | 08-04-2011 |
20110217573 | Sensor for Selectively Detecting Liquids in Apparatuses for Storing and Generating Energy - A sensor for detecting liquids in apparatuses for storing energy, an apparatus for storing energy, a monitoring system for monitoring apparatuses for storing energy, and a method for monitoring apparatuses for storing energy are provided. | 09-08-2011 |
20110217574 | CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY, AND SECONDARY BATTERY MODULE USING THE BATTERY - A cathode material for a lithium secondary battery capable of stably suppressing manganese dissolution even under high temperature and voltage conditions is provided. Further, by using the cathode material for a lithium secondary battery, a lithium secondary battery excellent in a charge/discharge cycle profile at a high temperature and a secondary battery module equipped with the battery are provided. The cathode material for a lithium secondary battery comprises a lithium manganese composite oxide and a coating layer formed on the surface of the lithium manganese composite oxide. The coating layer includes an oxide compound or a fluoride compound each containing M (wherein, M is at least one element selected from the group of Mg, Al and Cu), and a phosphorous compound. An atomic density of M at the side of the lithium manganese composite oxide in the coating layer is higher than an atomic density of M at the side of a surface layer of the coating layer facing to the electrolyte. | 09-08-2011 |
20110244280 | SECONDARY BATTERY - A secondary battery including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case containing the electrode assembly; an electrode terminal electrically connected to the first electrode plate; a current collector coupled between and electrically connecting the first electrode plate and the electrode terminal, the current collector including a fuse portion; and an insulating unit on the fuse portion of the current collector. | 10-06-2011 |
20110250477 | BATTERY MODULE - Safety is ensured even when installed in mobile objects such as electric vehicles, deep-sea explorers, and so on. A battery module ( | 10-13-2011 |
20110300419 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having a first electrode, a second electrode, and a separator located between the first electrode and the second electrode; a first collector plate electrically coupled to the first electrode, wherein the first collector plate has a first fuse hole and includes at least one first reinforcement protrusion having a first reinforcement groove and being spaced from the first fuse hole; a second collector plate electrically coupled to the second electrode; a case housing the electrode assembly, the first collector plate and the second collector plate, the case having an upper opening; and a cap assembly sealing the upper opening of the case. | 12-08-2011 |
20110305928 | Rechargeable battery - A rechargeable battery including an electrode assembly; a terminal; a fuse, the electrode assembly, the terminal, and the fuse being electrically connected to each other; and an insulating blocking member in operative co-operation with the fuse. | 12-15-2011 |
20110305929 | SECONDARY BATTERY - A battery includes a housing, the housing including an opening, an electrode assembly, the electrode assembly being disposed in an interior space of the housing, and a short-circuiting member including a first plate and second plate disposed proximate to the first plate, the first plate having an inverting portion and an edge portion, the inverting portion projecting toward an interior space of the housing, the edge portion including a fixed portion that is fixed to a periphery of the opening, and a recess in a surface of the edge portion that faces the interior space, at least a part of the recess overlapping the periphery of the opening. | 12-15-2011 |
20120003514 | NON-AQUEOUS ELECTROLYTE BATTERY - A non-aqueous electrolyte battery capable of making behavior of the battery calm at a time of battery abnormality to secure safety is provided. In a lithium-ion secondary battery | 01-05-2012 |
20120034500 | CELL STRUCTURE FOR ELECTROCHEMICAL DEVICES AND METHOD OF MAKING SAME - An electrochemical device comprising alternating layers of positive and negative electrodes separated from each other by separator layers. The electrode layers extend beyond the periphery of the separator layers providing superior contact between the electrodes and battery terminals, eliminating the need for welding the electrode to the terminal. Electrical resistance within the battery is decreased and thermal conductivity of the cell is increased allowing for superior heat removal from the battery and increased efficiency. Increased internal pressure within the battery can be alleviated without damaging or removing the battery from service while keeping the contents of the battery sealed off from the atmosphere by a pressure release system. Nonoperative cells within a battery assembly can also be removed from service by shorting the nonoperative cell thus decreasing battery life. | 02-09-2012 |
20120040216 | SYSTEM DONGLE - A method for operating an electronic system with a dongle is provided. In some embodiments, the method includes receiving system information from system components. The method further comprises continuing or ceasing to operate the electronic system based upon the system information; and writing system information to the dongle. | 02-16-2012 |
20120045670 | AUXILIARY ELECTRODES FOR ELECTROCHEMICAL CELLS CONTAINING HIGH CAPACITY ACTIVE MATERIALS - Provided are novel electrochemical cells that include positive electrodes, negative electrodes containing high capacity active materials such as silicon, and auxiliary electrodes containing lithium. An auxiliary electrode is provided in the cell at least prior to its formation cycling and is used to supply lithium to the negative electrode. The auxiliary electrode may be then removed from the cell prior or after formation. The transfer of lithium to the negative electrode may be performed using a different electrolyte, a higher temperature, and/or a slower rate than during later operational cycling of the cell. After this transfer, the negative electrode may remain pre-lithiated during later cycling at least at a certain predetermined level. This pre-lithiation helps to cycle the cell at more optimal conditions and to some degree maintain this cycling performance over the operating life of the cell. Also provided are methods of fabricating such cells. | 02-23-2012 |
20120058371 | CURRENT COLLECTING TERMINAL FOR ELECTROCHEMICAL CELLS - An electrochemical cell battery is disclosed having current collecting terminals acting as security device. The battery includes a plurality of electrochemical cells connected in series or parallel. Each electrochemical cell has a current collecting terminal connecting the positive current collectors together and a current collecting terminal connecting the negative current collectors together. The current collecting terminals each have a folded extension arm for electrically connecting two adjacent electrochemical cells together. The folded extension arms have a shape memory characteristic and are electrically connected together via a welding metal having a fusion temperature T | 03-08-2012 |
20120070705 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case containing the electrode assembly; a cap plate covering an opening of the case; and an external short circuit assembly on the cap plate and including: a cover on the cap plate; and a terminal plate on the cover and coupled to the cover. | 03-22-2012 |
20120070706 | EXHAUST SYSTEM FOR BATTERY IN VEHICLE - A vehicle generally includes a motor that drives wheels of the vehicle, a high voltage battery that supplies electric power to the motor, and an exhaust system that exhausts a gas generated by the high voltage battery from the vehicle. The exhaust system for a battery includes an exhaust fan that exhausts the gas generated by the high voltage battery, a control unit that controls operation of the exhaust fan, and a collision detection unit that detects a collision of the vehicle. The control unit has a structure that operates the exhaust fan when the collision detection unit detects a collision of a vehicle. | 03-22-2012 |
20120107651 | ASSEMBLED BATTERY AND POWER CONSUMPTION APPARATUS - An assembled battery includes a plurality of secondary battery cell series modules each having a plurality of secondary battery cells connected in series, wherein in each secondary battery cell series module, the secondary battery cells are connected in series by a first connection member, the secondary battery cell constituting the secondary battery cell series module and the secondary battery cell constituting the secondary battery cell series module adjacent to the above secondary battery cell series module are connected in parallel by a second connection member, the electrical resistance value of the second connection member is higher than the electrical resistance value of the first connection member, and the melting point of a material constituting the second connection member is lower than the melting point of a material constituting the first connection member. | 05-03-2012 |
20120107652 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - A nonaqueous secondary battery includes a current cutoff mechanism that cuts off a current in a short period of time in response to a rise in pressure inside a battery outer body in at least one of a conductive path through which a current is taken out from a positive electrode plate to outside of the battery and a conductive path through which a current is taken out from a negative electrode plate to outside of the battery. At least one type selected from an oligomer containing a cyclohexyl group and a phenyl group, a modified product of the oligomer containing a cyclohexyl group and a phenyl group, a polymer containing a cyclohexyl group and a phenyl group, and a modified product of the polymer containing a cyclohexyl group and a phenyl group is present on the surface of the positive electrode plate. | 05-03-2012 |
20120114989 | Electrical Energy Storage System - The invention relates to an electrical energy storage system ( | 05-10-2012 |
20120121947 | LITHIUM SECONDARY BATTERY - To provide a functional material which forms a high-resistance layer to interrupt an electric current, thereby ensuring the safety of a battery during overcharge. | 05-17-2012 |
20120129019 | CID Retention Device For Li-ion Cell - A low pressure current interrupt device (CID) activates at a minimal threshold internal gauge pressure. Preferably, the CID includes a first conductive plate and a second conductive plate in electrical communication with the first conductive plate, the electrical communication between the first and the second conductive plates being interrupted at the minimal threshold internal gauge pressure. The first conductive plate can include a frustum having a first end and a second end, a base extending radially from a perimeter of the first end of the frustum, and an essentially planar cap sealing the second end of the frustum. The first end has a broader diameter than the second end, and the second conductive plate is in electrical contact with the essentially planar cap through a weld. | 05-24-2012 |
20120141845 | RECHARGEABLE BATTERY - A rechargeable battery having an improved penetration characteristic of an external short-circuit current in an electrode assembly by reducing an external short-circuit current. A rechargeable battery including an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case containing the electrode assembly; a cap plate covering an opening of the case; an electrode terminal protruding outside the case and electrically connected to the second electrode; and a resistance member between and electrically connecting the electrode terminal and the cap plate. | 06-07-2012 |
20120141846 | LITHIUM SECONDARY BATTERY - In a lithium secondary battery which contains an electrode group including a positive electrode, a negative electrode and a separator interposed between the positive electrode and the negative electrode, and an electrolytic solution, a current shut-off portion which is activated by an increase in an internal pressure is provided, a polymerizable compound having an aromatic functional group and a polymerizable functional group, or a polymer having an aromatic functional group and a residue of a polymerizable functional group is contained, and a carbon dioxide generating agent which produces carbon dioxide by a neutralization reaction is contained in at least one of the positive electrode and the separator. Thereby, the current shut-off valve is activated in an early stage of overcharge to increase the safety of the battery when overcharged. | 06-07-2012 |
20120148883 | Secondary battery - A secondary battery includes an electrode assembly, a case accommodating the electrode assembly and including an opening, an electrode terminal connected to the electrode assembly and protruding outwardly from the case; a cap assembly including a cap plate in sealing engagement with the opening of the case, and a switch plate connected to the electrode terminal. | 06-14-2012 |
20120148884 | Secondary battery - A secondary battery includes an electrode assembly, a case configured to accommodate the electrode assembly, a cap plate configured to seal the case, the cap plate including openings, first and second terminals electrically connected to the electrode assembly and inserted through respective openings of the cap plate, an insulating member between the cap plate and at least one of the first and second terminals, the insulating member including a penetration hole, and a fuse in the penetration hole of the insulating member, the fuse electrically connecting the cap plate and the first terminal. | 06-14-2012 |
20120148885 | PROTECTIVE UNIT FOR GALVANIC CELLS - A protective unit for galvanic cells, which are interconnected into a battery by way of contact elements that are connected in a suitable manner to pole connections of said cells, can be associated with individual cells of a battery. The protective unit comprises an activation unit ( | 06-14-2012 |
20120164496 | BATTERY RECEIVING DEVICE - The invention relates to a battery receiving device comprising a battery receiving chamber and a wall at least partially enclosing the battery receiving chamber. The battery receiving device further comprises a closable first opening associated with the wall. The battery receiving device further comprises a battery holding device provided for holding at least one battery. The battery receiving device according to the invention is characterized in that the battery holding device thereof is configured such that the at least one battery is released under predetermined conditions. | 06-28-2012 |
20120164497 | BATTERY - A battery includes: a stacked electrode body in which a first electrode plate having a potential of a first polarity and a second electrode plate having a potential of a second polarity are stacked through a first separator; a battery case that stores the stacked electrode body in a hermetically sealed state and is charged to the potential of the first polarity; and a wall surface resin that is arranged between the battery case and the stacked electrode body stored in the battery case. A second temperature at which the wall surface resin is melted or shrunken is lower than a first temperature at which the first separator is melted or shrunken, and when the internal temperature of the battery case becomes equal to or higher than the second temperature, the battery case and the second electrode plate come into contact with each other or are short-circuited to each other. | 06-28-2012 |
20120171527 | BATTERY MODULE - A battery module has following features, that are: a plurality of unit batteries, in which battery elements are sealed with a film casing material, is laminated and electrically connected in series or parallel, or in series and parallel, to make an assembled battery; and on a length-direction central portion of the assembled battery, at least one strip-shaped circular frame body is disposed. | 07-05-2012 |
20120183817 | Secondary battery - Provided is a secondary battery including an electrode assembly, a case accommodating the electrode assembly, a cap assembly, and an electrode terminal electrically connected to the electrode assembly. The cap assembly includes a cap plate disposed over an upper opening of the case. The electrode terminal protrudes outwardly from a terminal hole of the cap plate. The electrode terminal includes a collecting terminal extending through the terminal hole of the cap plate, a terminal plate coupled with the collecting terminal, and a coupling terminal coupled with the terminal plate. The cap plate includes a short-circuit hole therein. The short-circuit hole is at a position corresponding to a position of the coupling terminal. A short-circuit member covers the short-circuit hole. | 07-19-2012 |
20120183818 | SECONDARY BATTERY - A secondary battery includes an electrode assembly comprising a first electrode plate, a second electrode plate, and a separator located between the first electrode plate and the second electrode plate; a case accommodating the electrode assembly; and a cap assembly coupled to the case, wherein the cap assembly comprises a cap plate sealing the case and having a short-circuit hole, an inversion plate in the short-circuit hole of the cap plate, a connection plate covering the short-circuit hole of the cap plate, and an insulation layer on the inversion plate or the connection plate. | 07-19-2012 |
20120183819 | BATTERY PACK, METHOD FOR MANUFACTURING BATTERY PACK, ELECTRONIC DEVICE, AND MOLDED PART - A battery pack includes a battery and a casing covering the battery and formed of a shape-memory resin. A portion or the entirety of the casing is deformed by heating at a predetermined temperature. The deformed casing returns to an original shape at the predetermined temperature or higher. | 07-19-2012 |
20120183820 | POWER SWITCHING MODULE FOR BATTERY MODULE ASSEMBLY - Disclosed is a power switching module for a battery module assembly in which a plurality of rectangular battery modules, each having a plurality of battery cells or unit modules connected in series to each other, are stacked in the width (longitudinal) and height (transverse) direction by at least twos such that the battery modules constitute a hexahedral structure (hexahedral stack), outer edges of the hexahedral stack are fixed by a frame member, and input and output terminals of the battery modules are oriented such that the input and output terminals of the battery modules are directed toward one surface (a) of the stack, wherein the power switching module comprises an insulative substrate mounted to the surface (a) of the stack, elements mounted on the substrate for controlling voltage and current during charge and discharge of the battery modules, and connection members mounted on the substrate for interconnecting the control elements. | 07-19-2012 |
20120189881 | CURRENT COLLECTING TERMINAL FOR ELECTROCHEMICAL CELLS - An electrochemical cell battery is disclosed having current collecting terminals acting as security device. The battery includes a plurality of electrochemical cells connected in series or parallel; each electrochemical cell having a current collecting terminal connecting the positive current collectors together and a current collecting terminal connecting the negative current collectors together; the current collecting terminals each having a folded extension arm for electrically connecting two adjacent electrochemical cells together. The current collecting terminals utilize layers of PTC materials strategically positioned whereby if a temperature of an electrochemical cell rises above the transition temperature of the layer of PTC material, electrical current is prevented to flow between electrochemical cells by the layer of PTC material. | 07-26-2012 |
20120196164 | RECHARGEABLE BATTERY - A rechargeable battery, which can improve safety, control operating level of a short-circuiting member, prevent external moisture from being induced to a short-circuiting member to cause a short-circuit, and can efficiently utilize an internal space. In an embodiment, the rechargeable battery includes an electrode assembly, a collector plate electrically connected to the electrode assembly, a case housing the electrode assembly and the collector plate, a cap plate sealing the case and having a short-circuiting groove formed at a lower portion thereof, and a short-circuiting member formed between the cap plate and the collector plate, wherein the short-circuiting member is coupled to the short-circuiting groove of the cap plate. | 08-02-2012 |
20120202096 | SECONDARY BATTERY - A secondary battery including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, a case configured to accommodate the electrode assembly, and a cap assembly configured to seal the case and including a cap plate having a short-circuit opening, a reversible plate at the short-circuit opening, an insulation member on the cap plate and including an open part at a side, and a short-circuit plate configured to be inserted into and coupled to the open part for covering the short-circuit opening. | 08-09-2012 |
20120214030 | SECONDARY BATTERY - A secondary battery includes an electrode assembly; a case housing the electrode assembly; a terminal electrically coupled to the electrode assembly, wherein the terminal includes a coupling part electrically coupled to the electrode assembly; and an extension part integral as a single piece with and extending from the coupling part; and a cap assembly sealing the case and comprising a cap plate and a short circuit plate, wherein the extension part at least partially covers the short circuit plate. | 08-23-2012 |
20120214031 | SECONDARY BATTERY - Provided is a secondary battery including a case having an opening and an internal cavity, an electrode assembly disposed in the internal cavity, a collector plate electrically connected to the electrode assembly and disposed in the internal cavity, an electrode terminal electrically connected to the electrode assembly, a cap plate sealing the opening of the case, and a safety device between the collector plate and the electrode terminal. A portion of the electrode terminal extends beyond the cap plate such that the electrode terminal is exposed. | 08-23-2012 |
20120225333 | SECONDARY BATTERY AND BATTERY PACK INCLUDING SECONDARY BATTERY - A secondary battery and a battery pack including the second battery, which includes a battery case having a polarity (e.g., positive or negative polarity) in a normal operation, thereby reducing corrosion of the battery case and facilitating a design of an external circuit. The battery case is neutralized in an abnormal operation (e.g., penetration of a nail, over discharge, and over charge), thereby improving safety and reliability of the secondary battery and the battery pack. The secondary battery includes an electrode assembly, a battery case accommodating the electrode assembly, electrode terminals electrically connected to the electrode assembly and extending out of the battery case, and a fuse part disposed between the battery case and the electrode terminal to electrically connect the battery case to the electrode terminal. The fuse part is configured to selectively electrically disconnect the battery case from the electrode terminal. | 09-06-2012 |
20120244397 | BATTERY ASSEMBLY - Battery assemblies for automobiles include cell trays for holding battery cells within a battery enclosure. In some embodiments, battery assemblies described may incorporate the ability to monitor the temperature of one or more battery cells in the assembly where a thermal sensing strip is positioned between battery cells. In other embodiments, battery assemblies may employ a plurality of tensioned straps that may be used to firmly fix battery cells relative to one another and/or allow a user to carry a number of battery cells together. In further embodiments, battery assemblies may include cell trays that are adjustable in configuration to receive varying arrangements of battery cells. Battery assemblies may include a battery module having an upper cell tray and a lower cell tray where battery cells are disposed in receptacles of the upper and lower cell trays such that the battery cells are spaced from one another allowing for air to flow between battery cells. | 09-27-2012 |
20120244398 | PLUG-IN BUSSED ELECTRICAL CENTER FOR AN ENERGY STORAGE SYSTEM - An energy storage system comprising at least one energy storage module adapted to supply electrical energy to a hybrid vehicle. The energy storage module comprises an enclosure, at least one battery array located within the enclosure, and an energy storage controller module located within the enclosure and electrically connected to the battery array. A high voltage junction box is attached to a first end of the enclosure and having a plurality of high voltage connection terminals connected by a plug-in bussed electrical center configured to reduce the possibility of unintentional grounding or shorting, and decreases the safety risk to a technician during servicing. At least one of the high voltage connection terminals is configured to receive a high voltage conductor connected between the energy storage module and an inverter of the hybrid vehicle. | 09-27-2012 |
20120251851 | SECONDARY BATTERY - A secondary battery that can induce an internal short circuit in accordance with a stimulus, for example, excessive internal pressure or temperature, is provided. The secondary battery includes an electrode assembly, a collecting plate electrically connected to the electrode assembly and having a short circuit hole, a short circuit member including a short circuit plate installed in the short circuit hole, a case accommodating the electrode assembly and the collecting plate and having an opening, and a cap assembly including a cap plate sealing the opening of the case. The short circuit plate faces the cap plate. | 10-04-2012 |
20120251852 | Secondary Battery - A secondary battery includes an electrode assembly; a collecting plate electrically coupled to the electrode assembly and having a short circuit hole; a short circuit member comprising a metal can, wherein the metal can is in the short circuit hole; a case accommodating the electrode assembly and the collecting plate and having an opening; and a cap assembly comprising a cap plate sealing the opening of the case. | 10-04-2012 |
20120258339 | Secondary battery - A secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates, a case accommodating the electrode assembly, and a cap assembly coupled to the case, the cap assembly including a cap plate sealing the case and having a short-circuit hole, a short-circuit plate covering the short-circuit hole of the cap plate, the short-circuit plate being spaced apart from an outer surface of the cap plate, a reversible plate adjacent the short-circuit hole, and a sealing member between the cap plate and the short-circuit plate. | 10-11-2012 |
20120258340 | SECONDARY BATTERY - A battery may include a short circuit member connected to a terminal having a first polarity and a deformable conductive member having a second polarity, the deformable conductive member being insulated from the short circuit member, the deformable conductive member being configured to contact the short circuit member when a voltage applied thereto exceeds a predetermined voltage. | 10-11-2012 |
20120263982 | BATTERY PACK - A battery pack includes: a plurality of cells which are lithium ion secondary batteries; an exhaust passage section which is adjacent to the cells and allows a flow of gas generated from at least one of the cells; a case accommodating the plurality of cells and the exhaust passage section; and a gas release duct | 10-18-2012 |
20120282500 | Architecture of a Battery and Control Device - A battery system comprises a battery module, including a high-voltage grid and a low-voltage network having a BCU. The battery module includes a plurality of battery cells connected in series and a plurality of cell monitoring units configured to measure and to transmit battery voltages of the battery cells with respect to a first control signal. The BCU is configured to determine a charge state of the battery cells. The BCU includes a microcontroller and a nanocontroller. The nanocontroller is or can be directly connected to the cell monitoring units and is connected to the microcontroller by means of an isolator, and is configured to generate the first control signal and to transmit the signal to the cell monitoring units and to receive the battery voltages of the battery cells transmitted by the cell monitoring units and relay same to the microcontroller. | 11-08-2012 |
20120315516 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly having a first electrode and a second electrode; a case housing the electrode assembly; a cap plate coupled to the case; a short-circuit tab electrically coupled to the second electrode and having an opening; a short-circuit member electrically coupled to the first electrode and configured to be moved by a change in pressure to be electrically coupled to the short-circuit tab; and a cover covering the opening in the short-circuit tab. | 12-13-2012 |
20120315517 | Battery Pack Dehumidifier with Active Reactivation System - A battery pack dehumidifier system for controlling the relative humidity within a battery pack enclosure is provided, the dehumidifier system including a desiccant that absorbs/adsorbs water vapor from the battery pack enclosure. The system heats and reactivates the desiccant at predetermined time intervals or when the humidity within the system reaches a preset level, thereby allowing the desiccant to regain its potential for absorbing/adsorbing water vapor. | 12-13-2012 |
20120315518 | METHOD AND DEVICE FOR EXTENDING THE LIFETIME OF A BATTERY IN PARTICULAR OF A VEHICLE - A method includes coupling two conducting rods between terminals of a battery cell of a battery having several branches coupled in parallel, each branch having several battery cells coupled in series. A force tending to squeeze the rods against each other is applied, with the rods being held apart from each other using an insulating block. At least one operating state signal of the cell is monitored, and the insulating block is removed based on the monitoring, allowing the rods to come into electrical contact and short-circuit the battery cell. | 12-13-2012 |
20120328914 | BATTERY ASSEMBLY STRUCTURE - A safe battery assembly structure comprises a plurality of secondary battery cells mounted on one side of a rack, and a positive guiding strip, a negative guiding strip, and a plurality of fuses mounted on the other side of the rack in such a manner that the secondary battery cells is electrically connected to the positive and negative guiding strips by the fuses and the connecting members, and each of secondary battery cells has its own fuse, so that the secondary battery cells are mounted on one side of the rack while the fuses and positive and negative guiding strips are all mounted on the other side of the rack, thus making it easy for visual checking, assembling, replacement, and maintenance of the components of the battery assembly, and also allowing a plurality of such battery assemblies to be safely arranged side by side or stacked on one another. | 12-27-2012 |
20120328915 | LITHIUM-ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, POWER STORAGE SYSTEM, ELECTRIC TOOL, AND ELECTRONIC DEVICE - A lithium-ion secondary battery includes a positive electrode, a negative electrode containing an active material, and an electrolytic solution, in which the active material includes a core portion capable of occluding and releasing lithium ions, and a covering portion arranged on at least part of a surface of the core portion, in which the covering portion contains, as constituent elements, Si, O, and at least one element M1 selected from Li, C, Mg, Al, Ca, Ti, Cr, Mn, Fe, Co, Ni, Cu, Ge, Zr, Mo, Ag, Sn, Ba, W, Ta, Na, and K, and the atomic ratio y (O/Si) of O to Si is 0.5≦y≦1.8. | 12-27-2012 |
20130004810 | BATTERY CELL PROTECTION DEVICE OF ECO-FRIENDLY VEHICLE - Provided is a battery cell protection device for a vehicle equipped with a battery pack composed of battery cells and a battery management system that manages power of the battery pack. In particular, the battery cell protection device includes a wiring harness accommodating a plurality of wires connecting the battery cell with the battery management system; and fuses disposed on the wires of the wiring harness. These fuse are configured to be cut by an abnormally high voltage so that when an external impact or shock is applied to the cell module, ignition of an explosion due to a short circuit in the wires connected with the batter cells is precluded, thereby ensuring driver and passenger safety. | 01-03-2013 |
20130011703 | RECHARGEABLE BATTERY - A rechargeable battery includes a case having an interior and an exterior, an electrode assembly having first and second electrodes, the electrode assembly being disposed in the interior of the case, and an electrode terminal member at the exterior of the case and electrically connected to the first electrode, wherein the electrode terminal member includes a first plate and a second plate, the first plate and the second plate being spaced apart from each other. | 01-10-2013 |
20130017420 | RECHARGEABLE BATTERYAANM Byun; SangwonAACI Yongin-siAACO KRAAGP Byun; Sangwon Yongin-si KRAANM Oh; JeongwonAACI Yongin-siAACO KRAAGP Oh; Jeongwon Yongin-si KR - A rechargeable battery including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first collector plate electrically connected to the first electrode plate and including a fuse unit therein; a second collector plate electrically connected to the second electrode plate; and a case housing the electrode assembly, the first collector plate, and the second collector plate, the fuse unit being formed of a first material, and regions of the first collector plate other than the fuse unit being formed of a second material different from the first material. | 01-17-2013 |
20130017421 | Battery Pack Safety Techniques - A battery system monitors the status of a battery and ensures safe conditions under a range of events adversely affecting the safety of the battery cells, the battery pack or enclosure, or a vehicle housing the battery. In response to the safety event, the battery system provides one or more responses to secure the battery, disconnect the battery, extinguish a fire, or maintain a safe temperature. Upon detecting the safety event, the a controller activates the safety device accordingly to ensure safe conditions. | 01-17-2013 |
20130022844 | VOLTAGE MEASUREMENT DEVICE FOR BATTERY ASSEMBLY - A voltage measurement device for measuring an output voltage of a battery assembly includes voltage addition sections that add a predetermined voltage value to output voltages of the cells, voltage detection sections that detect addition voltages which are output voltages of the voltage addition sections corresponding to the cells of the individual blocks, A/D converting sections that digitize analog voltage signals of the addition voltages detected by the voltage detection sections, and a control section that outputs voltage measurement request signals to the voltage detection sections respectively, and that acquires the addition voltages, subtracts the predetermined voltage value from the acquired addition voltages and provides voltage values after the subtractions, as the output voltages of the cells. | 01-24-2013 |
20130029189 | RECHARGEABLE BATTERY - Provided is a rechargeable battery capable of easily connecting a terminal and a cap plate to each other. The rechargeable battery includes; an electrode assembly having a positive electrode and a negative electrode; a case receiving the electrode assembly; a cap plate coupled with the case; first and second terminals electrically connected to the electrodes; and a connecting member electrically connecting the first terminal to the cap plate, in which the connecting member may have an elastically deformable structure. | 01-31-2013 |
20130029190 | RECHARGEABLE BATTERY - A rechargeable battery includes a case, an electrode assembly in the case, a terminal electrically connected to the electrode assembly, and a cap assembly sealing the case. The cap assembly includes a cap plate having a short circuit opening and a short circuit plate in the short circuit opening. The terminal includes a collector plate connected to the electrode assembly, a collector terminal connected to the collector plate and penetrating the cap plate, and a fastening terminal spaced apart from the cap plate. The fastening terminal includes a fastener engaged with the collector terminal, and an extender extending from the fastener. The extender is adjacent to the short circuit plate. The cap assembly also includes an insulation member between the cap plate and the fastening terminal, and a cover covering the extender. | 01-31-2013 |
20130029191 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly; a case housing the electrode assembly; a cap assembly including a cap plate having a short-circuit hole and sealing an opening of the case; and a short-circuiting member including a short-circuiting plate arranged at the short-circuit hole and a connection plate covering at least a portion of the short-circuit hole at an exterior side, the connection plate being spaced apart from the cap plate and electrically connected to the electrode assembly, and the case and the cap assembly are electrically insulated from the electrode assembly. | 01-31-2013 |
20130029192 | BATTERY MODULE AND BATTERY SYSTEM - A battery module of the present invention includes: a battery cell ( | 01-31-2013 |
20130059178 | SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ENERGY STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC UNIT - A secondary battery includes: a cathode, an anode, and a nonaqueous electrolytic solution in a package member having a flat surface, in which the nonaqueous electrolytic solution includes a methylene cyclic carbonate represented by an expression (1): | 03-07-2013 |
20130059179 | BIPOLAR SECONDARY BATTERY - A battery main body housed in a case comprises one laminated body composed of a plurality of bipolar electrodes laminated with an electrolyte layer therebetween or comprises a plurality of laminated bodies connected in series. A positive electrode current collecting plate and a negative electrode current collecting plate each having one surface joined to the inner peripheral surface of the case and the other surface joined to one end of the battery main body respectively extend to the outside of the case. By providing a cutoff mechanism for cutting off an electrical connection between the positive electrode current collecting plate and the negative electrode current collecting plate via the battery main body according to an expansion deformation of the case, a current path in a bipolar secondary battery is interrupted when the short-circuit current occurs, thereby protecting the bipolar secondary battery from a short-circuit current. | 03-07-2013 |
20130065097 | BIPOLAR SECONDARY BATTERY - A bipolar secondary battery comprises laminated bodies. The laminated body comprises bipolar electrodes laminated via an electrolyte layer. The bipolar electrode comprises a positive electrode active material layer and a negative electrode active material layer formed on surfaces of a current collector. A positive electrode is formed on one end of the laminated bodies and a negative electrode is formed on another end. A temperature sensitive resistor having a smaller area than an electrical reaction area of the positive electrode active material layer and the negative electrode active material layer is arranged between the positive electrode and the negative electrode of a pair of adjacent laminated bodies, thereby suppressing a temperature increase caused by a high current by increasing the resistance in response to the flow of the high current into the bipolar secondary battery such as when an external circuit is shorted. | 03-14-2013 |
20130071704 | RECHARGEABLE BATTERY - According to an embodiment of the present invention, a rechargeable battery includes a case, a first electrode coupled to the case, a second electrode coupled to the case and the second electrode having a portion extending outside of the case, a short bar electrically coupled to the portion of the second electrode, and an extensible member extending from the case and at least a portion of the short bar being on the extensible member with a gap therebetween. The extensible member is configured to couple the short bar electrically to the first electrode in response to an overcharging condition of the rechargeable battery, thereby short-circuiting the first and second electrodes via the short bar. | 03-21-2013 |
20130084476 | FUSE FOR THREE DIMENSIONAL SOLID-STATE BATTERY - A solid-state battery structure having a plurality of battery cells formed in a substrate, method of manufacturing the same and design structure thereof are provided. The battery structure includes a patterned cathode electrode layer formed upon the substrate and structured to form a plurality of sub-arrays of the battery cells. The battery structure further includes a plurality of fuse wires structured to interconnect at least two adjacent sub-arrays. At least one of the plurality of fuse wires is structured to be blown to disconnect an interconnection having a defective sub-array. Advantageously, the plurality of fuse wires is an integral part of the battery structure. | 04-04-2013 |
20130089759 | RECHARGEABLE BATTERY - A rechargeable battery according to an exemplary embodiment includes: an electrode assembly having a first electrode, a separator, and a second electrode that are layered; a case in which the electrode assembly is installed; a cap plate coupled to an opening of the case; a first electrode terminal provided in the cap plate to electrically connect the cap plate and the first electrode; a second electrode terminal provided in the cap plate, electrically insulated from the cap plate, and electrically connected to the second electrode; and an external short-circuit portion including a short-circuit tab and provided between the second electrode terminal and the cap plate. The short-circuit tab is formed of a heterogeneous metal. | 04-11-2013 |
20130089760 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly charging and discharging a current, a case in which the electrode assembly is installed, a cap plate coupled to an opening of the case, an electrode terminal provided on the cap plate, and an external insulator receiving the electrode terminal from the outside of the cap plate. The electrode terminal includes a first plate terminal electrically connected to the electrode assembly, a second plate terminal separated from the first plate terminal, and a fuse portion connecting the first plate terminal and the second plate terminal. | 04-11-2013 |
20130089761 | Rechargeable battery cell and battery - A rechargeable battery cell has at least one energy-optimized cell unit and at least one power-optimized cell unit. The power-optimized cell unit is configured in such a way that it can be used to generate a higher power than with the energy-optimized cell unit. The energy-optimized cell unit is configured in such a way that it can be used to store a higher quantity of energy per volume of the energy-optimized cell unit and/or per mass of the energy-optimized cell unit than with the power-optimized cell unit. The at least one energy-optimized cell unit and the at least one power-optimized cell unit are arranged in a common cell housing. | 04-11-2013 |
20130101875 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly including a positive electrode and a negative electrode; a case containing the electrode assembly; a terminal electrically connected to the electrode assembly; a current collecting member fixed to the electrode assembly; and a connection member electrically connecting the electrode assembly and the terminal, and the connection member includes a first end fixed to one of the current collecting member or the terminal, a second end spaced apart from the first end and contacting the other of the current collecting member or the terminal, and a fuse portion between the first end and the second end, the fuse portion having a smaller cross-sectional area than a surrounding portion of the connection member. | 04-25-2013 |
20130115488 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first collector electrically connected to the first electrode plate, the first collector including a fuse part; a case accommodating the electrode assembly and the first collector; a cap plate sealing an opening of the case and electrically connected to the first collector, the cap plate including a short circuit hole, the short circuit hole being adjacent to the fuse part; a first short circuit member in the short circuit hole; and a second short circuit member spaced apart from a top surface of the cap plate and electrically connected to the second electrode plate, at least a portion of the second short circuit overlapping the first short circuit member. | 05-09-2013 |
20130122332 | IN-CELL BATTERY MANAGEMENT DEVICE - Various embodiments relate to an in-cell battery management device including: an integrated circuit (IC) including a controller, a resistive balancer, a voltage sensor, and a pressure sensor; and an IC package that encloses the IC having a hole over the pressure sensor wherein the hole allows the pressure sensor to measure pressure in a battery cell; wherein the IC package is contact with the battery cell. | 05-16-2013 |
20130122333 | BIPOLAR BATTERY - A bipolar battery includes: a power generation element formed by stacking a plurality of bipolar electrodes, in which an electrode layer is formed on a front and a rear of a collector, via an electrolyte layer; an elastic metal portion provided in contact with the power generation element so as to contact the power generation element in point or line contact when no external force is exerted thereon and contact the power generation element in surface contact when external force is exerted thereon; and an outer covering material provided to accommodate the power generation element and the elastic metal portion, an internal air pressure of which is set to be lower than an atmospheric pressure such that the elastic metal portion is caused to contact the power generation element in surface contact by a pressure difference between the internal air pressure and the atmospheric pressure. | 05-16-2013 |
20130130072 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly including a first electrode and a second electrode; a case containing the electrode assembly; a cap plate coupled to the case; a short-circuit tab electrically connected to the first electrode; and a short-circuit member electrically connected to the second electrode and configured to contact the short-circuit tab according to an increase of an internal pressure of the rechargeable battery, and the short-circuit member includes a connection portion having a plate shape, a support portion at an outer side of the connection portion, and a variable groove having a shape that is configured to change according to the increase of the internal pressure. | 05-23-2013 |
20130130073 | BATTERY PACK - A battery pack includes at least one battery module having a plurality of battery cells; and a housing accommodating the at least one battery module and having an inlet port at a first side thereof and discharging port at a second side thereof opposite to the first side, the housing having a bottom surface that has a slope and a first hole at an end of the slope. | 05-23-2013 |
20130136960 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly; a case containing the electrode assembly; a cap plate covering an opening of the case; and a current collecting member including a current collecting portion coupled to the electrode assembly; a terminal coupling portion extending from the current collecting portion at a corner portion of the current collecting member, the corner portion extending in a first direction along a width of the current collecting member; and a fuse portion, the current collecting member having a fuse hole formed therein adjacent the fuse portion, a centerline of the fuse hole extending through the fuse portion in a direction crossing the first direction. | 05-30-2013 |
20130136961 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having a first electrode, a second electrode and a separator between the first electrode and the second electrode, a first collector plate having a first connection part connected to the first electrode and a first extension part extending from the first connection part, the first extension part including a fuse part located therein, a case accommodating the electrode assembly, a first electrode terminal penetrating the case and connected to the first extension part, and a sub terminal penetrating the case and electrically connected to the first extension part. The sub terminal is connected to the first extension part between the first connection part and the fuse part. The first electrode terminal is connected to the first extension part between the fuse part and an end of the first extension part. | 05-30-2013 |
20130136962 | RECHARGEABLE BATTERY - Embodiments of a rechargeable battery include: an electrode assembly including first and second leads; a case for receiving the electrode assembly; a cap plate covering an opening of the case, connected to the first lead, and including a terminal hole; and an insulating terminal plate provided between the cap plate and the electrode assembly, connected to the second lead, and an electrode end installed in the terminal hole. The cap plate may include a protrusion oriented toward the electrode assembly. The terminal plate may include an extended unit extended to an external part of the protrusion with respect to the terminal hole and separated from the protrusion. The protrusion and the extended unit may be provided on a plane in parallel with the opening. A first distance between the terminal hole and the protrusion may be shorter than a second distance between the terminal hole and the extended unit. | 05-30-2013 |
20130136963 | BATTERY MODULE AND BATTERY SYSTEM - A battery module includes a first confinement plate, a battery, a second confinement plate that has a deformation portion, and a fixing member that fixes the first confinement plate and the second confinement plate through the use of the deformation portion in a state where the battery is interposed and confined between the first confinement plate and the second confinement plate. The deformation portion is deformed to alleviate the pressure while maintaining the confined state when the pressure in the battery reaches a predetermined value. | 05-30-2013 |
20130143079 | BATTERY SYSTEM WITH HEAT-DISSIPATION IMPROVEMENT AND CONNECTING CIRCUIT ARRANGEMENT - A battery system includes a battery module, a frame for receiving the battery module, a cover covering the frame, a heat sink, a battery management circuit board and a battery balancing circuit board. The battery module includes a bracket assembly and a number of batteries fixed to the bracket assembly. The batteries are electrically connected to each other. The battery management circuit board is fixed to the bracket assembly and electrically connected to the batteries. The battery management circuit board is separated by a distance from the bracket assembly. The battery balancing circuit board is fixed to the heat sink and includes a battery balancing control module for controlling surplus electric energy of the batteries dissipated into thermal energy. | 06-06-2013 |
20130143080 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly; a case having an opening to receive the electrode assembly; a cap plate covering the opening of the case; a terminal arranged at the cap plate and electrically connected to the electrode assembly; a current collecting member coupled to the electrode assembly and the terminal and including a fuse unit; and a supporting member coupled to the current collecting member and supporting the fuse unit. | 06-06-2013 |
20130149569 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY HAVING THE SAME - An electrode assembly and a secondary battery having the same are disclosed. In one embodiment, the electrode assembly includes a separator interposed between first and second electrode plates and a first electrode tab electrically connected to the first electrode plate; a second electrode tab electrically connected to the second electrode plate. The electrode assembly may further include an auxiliary tab electrically connected to at least one of the first and second electrode plates, wherein the auxiliary tab is positioned between the first and second electrode tabs. | 06-13-2013 |
20130149570 | RECHARGEABLE SECONDARY BATTERY - A battery, for example, a secondary battery, includes a case, an electrode assembly in the case, a current collector electrically connected with the electrode assembly, a terminal coupled to the current collector, and a first short circuit inducing member electrically coupled to the electrode assembly and to the current collector. The first short circuit inducing member is arranged between the electrode assembly and the case and the first short circuit inducing member includes a first fuse part. | 06-13-2013 |
20130149571 | BATTERY PACK OF COMPACT STRUCTURE - Disclosed herein is a battery pack including a battery module including a cell module stack having a structure in which a plurality of cell modules, each of which includes a battery cell mounted in a cartridge, is vertically stacked, a lower end plate to support a lower end of the cell module stack, an upper end plate to fix an uppermost cartridge of the cell module stack disposed on the lower end plate, and a voltage detection assembly to detect voltages of the battery cells, a box type pack case in which the battery module is mounted, a pack cover coupled to the pack case, and fastening extension members protruding upward from the battery module to couple the battery module to the pack case and the pack cover. | 06-13-2013 |
20130149572 | BATTERY UNIT - A battery unit ( | 06-13-2013 |
20130164574 | RECHARGEABLE BATTERY - A battery includes a plurality of electrode assemblies arranged in a case, each electrode assembly including a first electrode, a second electrode and a separator between the first electrode and the second electrode, and an interior safety member including an interior plate between the electrode assemblies, the interior safety member being electrically connected to at least one of the plurality of electrode assemblies. | 06-27-2013 |
20130164575 | AUTOMOBILE BATTERY AND METHOD FOR MANUFACTURING POLE PLATES - A battery includes anode plates, formed as a mesh by forming cuts in series on a lead plate strip rolled into a uniform thickness, for storing electricity in a chemically reactive state by expansion processing, cathode plates formed as a mesh for storing electricity in a chemically reactive state, separators between the anode and cathode plates for electrical insulation, mechanical separation, and the impregnation of an AGM with electrolyte, such that the chemical reaction for storing electricity is facilitated and the pressure in the cell remains constant, upper and lower cases made of polypropylene and containing the anode plates, cathode plates, separators, and electrolyte in a plurality of mutually separate cells, and a cap coupled into the screw holes formed in the cell units in the upper case, for discharging gas generated during charge and discharge when the pressure of the gas is over a permissible level. | 06-27-2013 |
20130183553 | BATTERY WITH SELF-PROGRAMMING FUSE - A useful lifetime of an energy storage device can be extended by providing a series connection of a battery cell and an self-programming fuse. A plurality of series connections of a battery cell and an self-programming fuse can then be connected in a parallel connection to expand the energy storage capacity of the energy storage device. Each self-programming fuse can be a strip of a metal semiconductor alloy material, which electromigrates when a battery cell is electrically shorted and causes increases in the amount of electrical current therethrough. Thus, each self-programming fuse is a self-programming circuit that opens once the battery cell within the same series connection is shorted. | 07-18-2013 |
20130196190 | BATTERY, BATTERY PACK, ELECTRONIC APPARATUS, ELECTRICALLY DRIVEN VEHICLE, ELECTRICAL STORAGE DEVICE, AND ELECTRIC POWER SYSTEM - Disclosed is a battery including: a positive electrode; a negative electrode; and an electrolyte including a fluidic electrolyte in which an electrolytic solution containing a solvent and an electrolyte salt is present while maintaining fluidity, and a non-fluidic electrolyte in which an electrolytic solution containing a solvent and an electrolyte salt is supported by a polymeric material. | 08-01-2013 |
20130196191 | SEALED BATTERY - Provided is a sealed battery with improved safety and reliability in which no spark discharge or voltage recovery occurs after a current interrupt mechanism has been actuated. A sealed battery | 08-01-2013 |
20130196192 | SEALED SECONDARY BATTERY - Provided is a sealed secondary battery having a current interrupt mechanism with a high heat resistance that prevents fusion of the current collecting plate by the Joule heat generated during high-rate charge and discharged. A current interrupt mechanism | 08-01-2013 |
20130202922 | POLYMER FUSED BATTERIES - Polymer-fused batteries are provided. The battery includes a casing, an anode coupled to the casing, an electrical source disposed between the casing and the anode, and a fuse over at least a portion of the anode. The polymer fuse comprises an electrically-conductive material formulated to decompose upon contact with a bodily fluid and to provide electrical communication between the anode cap and the electrical source when the polymer fuse is intact. | 08-08-2013 |
20130202923 | SECONDARY BATTERY - A secondary battery includes an electrode assembly, a case and a safety member. The electrode assembly has a first electrode plate, a second electrode plate and a separator interposed between the first and second electrode plates. The case accommodates the electrode assembly, and has an opened top. The safety member is inserted into an upper inside portion of the case, and seals the case. In the secondary battery, the safety member comprises an outer member contacting an inner surface of the case and having a center passing therethrough, an inner member spaced apart from the outer member at a predetermined interval and positioned at the center of the outer member, and a connection member connecting the outer and inner members. Accordingly, it is possible to increase the capacity of the battery. | 08-08-2013 |
20130209844 | BATTERY COMPRISING A MOULDED BODY MADE OF A POROUS, MOISTURE-ABSORBING MATERIAL FOR TRANSPORTING MOISTURE OUT OF THE BATTERY HOUSING - A battery includes a housing in which at least one battery cell and a device configured to dry air present in a housing inner chamber are arranged. The battery also includes a molded body made of a porous, moisture-absorbing material that is arranged such that it extends both into the housing inner chamber and into an outer chamber of the housing and connects said chambers to each other such that moisture is conducted there between. The part of the molded body present in the housing inner chamber is connected to the device configured to dry the air present in the housing inner chamber such that collected water is transferred out of the device to the molded body for air drying. | 08-15-2013 |
20130209845 | ELECTROCHEMICAL CELL HAVING AT LEAST ONE PRESSURE RELIEF MEANS - An electrochemical cell comprises an electrode stack ( | 08-15-2013 |
20130216869 | POWER SUPPLY DEVICE FOR ELECTRIC VEHICLE - A power supply device structure wherein connection terminals of a battery case are held in a floating state inside the battery case, without using screws or soldering. A battery pack for mounted to and detached from a vehicle includes the battery case for accommodating battery cells for supplying electric power to an electric motor. Battery case side terminals are accommodated in an insulator block. A plurality of ribs, project from a wall part of the battery case and are disposed along an outer surface of the insulator block. The insulator block is provided at its outer circumference with two flanges and an intermediate part located therebetween. The outer circumferential surface of the intermediate part is loosely fitted in an opening of the battery case, with a gap therebetween. | 08-22-2013 |
20130216870 | CAP ASSEMBLY AND SECONDARY BATTERY USING THE SAME - Cap assembly, coupled to an open end of a battery can free from a beading portion, includes a top cap at an uppermost portion in a protrusive form forming a cathode terminal, a safety element below the top cap contacting the top cap, a safety vent contacting the safety element, a gasket surrounding outer circumferences of top cap, the safety element and vent, a cover surrounding the gasket so the top cap, safety element and vent adhere to each other, and a welding member at an upper portion of the cover having an outer end protruding more outwards than the outer end of the cover placed on the open end of the battery can, the welding member having a first notch at an upper surface thereof, protruding more than the outer end of the cover, and welded to the open end of the battery can where first notch is formed. | 08-22-2013 |
20130224536 | PRISMATIC SECONDARY BATTERY - A groove is formed in a ring shape and a ring-shaped convexity is formed on the periphery of a through-hole of a positive electrode terminal plate. An upper end side of a crimping part of a positive electrode exterior terminal is inserted through the through-hole of the positive electrode terminal plate and crimped, and welded spots are formed by irradiation with high-energy beams between a distal end side of the crimping part and the convexity. The mechanical and electrical connection of an exterior terminal and a terminal plate to the crimping part through welding with high-energy beams makes it possible to provide a prismatic secondary battery of enhanced reliability in which cracking is less likely to occur in the welded spots, the coupling strength between the exterior terminal and the terminal plate is increased, and fluctuations in the internal resistance are curbed. | 08-29-2013 |
20130230748 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR MANUFACTURING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND VEHICLE COMPRISING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A method for manufacturing a nonaqueous electrolyte secondary battery including a current interruption mechanism that interrupts electric current includes disposing, in the outer body, an electrode assembly and a nonaqueous electrolyte containing a compound having at least one of a cyclohexyl group and a phenyl group, adjusting the nonaqueous electrolyte to contain the compound having at least one of a cyclohexyl group and a phenyl group in an amount of from 2.5 g/m | 09-05-2013 |
20130230749 | CYLINDRICAL SECONDARY BATTERY - A cylindrical secondary battery is disclosed. The cylindrical secondary battery includes a jelly-roll type electrode assembly, a center pin inserted to penetrate the central portion of the jelly-roll type electrode assembly, a can accommodating the electrode assembly and the center pin, a cap assembly coupled to an upper opening of the can to seal the can, and a gasket interposed between the can and the cap assembly. In the jelly-roll type electrode assembly, a first electrode, a second electrode and a separator interposed between the two electrodes are wound together. An electrode tape is attached to at least one surface of an uncoated portion of the first electrode at a core of the jelly-roll type electrode assembly. The electrode tape includes a polymeric resin film having a melting point of at least 130° C. | 09-05-2013 |
20130236751 | BATTERY PACK OF COMPACT STRUCTURE - Disclosed herein is a battery pack including (a) a battery module assembly arranged in a lateral direction, (b) a pair of a front support member and a rear support member to cover the front and rear of outermost battery modules of the battery module assembly, (c) at least one upper end connection member to connect the front support member and the rear support member to each other at the upper end of the battery module assembly, and (d) at least one lower end connection member to connect the front support member and the rear support member to each other at the lower end of the battery module assembly, wherein the cartridge is provided at the lower end thereof with a fastening hole, via which the at least one lower end connection member is mounted. | 09-12-2013 |
20130236752 | COMPONENT FOR SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF, AND SECONDARY BATTERY AND MULTI-BATTERY APPARATUS MANUFACTURED BY USING THE COMPONENT - The present invention describes a component for a secondary battery and a manufacturing method thereof, and a secondary battery manufactured by using the component. The component for a secondary battery according to the present invention comprises a metal plate in which at least one recess line is formed; and a soldering pattern joined in the recess line. According to the present invention, when an over-current flows through the component for a secondary battery, breakage occurs at the portion where soldering pattern is joined in the recess line, thereby efficiently interrupting the flow of an over-current. | 09-12-2013 |
20130244065 | Battery System - There is provided a battery system made up by connecting multiple battery units in parallel with each other, the battery units having multiple battery banks, respectively, and multiple switching circuits connected in series to the battery banks, respectively. A switching circuit is made up by connecting a first circuit connected in series to a precharge resistor having a known resistance value, in parallel with a second circuit having a second switch. Timing for turning the second switch into the on state under an equal-current condition when the connection-target battery unit is connected to the battery system is controlled by a controller for controlling the respective outputs of the plural battery units. | 09-19-2013 |
20130252038 | SECONDARY BATTERY MODULE - A secondary battery module includes a plurality of secondary batteries, and each of the secondary batteries includes an electrode assembly, a case accommodating the electrode assembly, an electrode terminal electrically connected to the electrode assembly, a first short-circuit member electrically connected to the electrode terminal, and the first short-circuit member is configured to protrude outwardly from the case when an internal pressure of the case exceeds a preset pressure. The secondary battery module also includes a connecting member electrically connecting electrode terminals of adjacent ones of the secondary batteries, and a second short-circuit member overlapping the first short-circuit member of at least one of the plurality of secondary batteries such that the second short-circuit member contacts the first short-circuit member when the first short-circuit member protrudes outwardly from the case. | 09-26-2013 |
20130252039 | ELECTRICAL BYPASS ELEMENT, IN PARTICULAR FOR STORAGE CELLS OF AN ENERGY STORAGE DEVICE - An electrical bypass element, suitable for bypassing defective storage cells in energy storage devices includes two electrical conductors between which is formed a layer sequence with at least one electrical insulation layer and one or more reactive layer stacks, in which an exothermic reaction can be triggered. The reactive layer stacks and the insulation layer are matched to one another such that the insulation layer disintegrates as a result of the thermal energy released during the exothermic reaction and an electrical connection is produced between the electrical conductors. The electrical bypass element can be actively triggered even before the ultimate failure of a storage cell so that higher power losses in the energy storage device can be avoided. | 09-26-2013 |
20130260191 | Battery Pack and Battery System - A battery pack in which an increase in size is restrained even if the battery pack includes plural battery modules with fuses is to be provided. In order to solve the foregoing problem, a battery pack according to the invention includes at least two or more battery modules, each battery module having a battery cell and a first fuse connected in series with the battery cell, the battery cell and the first fuse being housed in a casing. A positive electrode terminal provided in one battery module and a negative electrode terminal provided in another battery module are connected to each other via a second fuse. The second fuse has a higher rated voltage than the first fuse. | 10-03-2013 |
20130266830 | SECONDARY BATTERY - A secondary battery, including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, a first collector electrically connected to the first electrode plate, and having a fuse region, a case accommodating the electrode assembly and the first collector, a cap plate coupled with the case, and having a short circuit hole, a first short circuit member in the short circuit hole, a second short circuit member spaced apart from a top surface of the cap plate and facing the first short circuit member, the second short circuit member being electrically connected to the second electrode plate, and an induction member inducing gas generated from inside the case to move to the first short circuit member. | 10-10-2013 |
20130266831 | CATHODE ACTIVE MATERIAL, CATHODE, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS - A cathode active material is a lithium-rich lithium-containing compound having a bedded salt-type crystal structure. A product SD of a specific surface area S in square meters per gram and a crystallite diameter D in micrometer is equal to or more than about 1.4×10 | 10-10-2013 |
20130266832 | BATTERY - A battery that includes a battery cell and a case within which the battery cell is housed, and in which a gas that pressurizes the battery cell is filled into the case, also includes a pressure controlling mechanism capable of controlling pressure inside of the case. | 10-10-2013 |
20130273398 | BATTERY BLOCK AND SECONDARY BATTERY MODULE - Provided are a battery block and a secondary battery module capable of holding a plurality of battery cells stably and so reducing a load applied to a welding part of a conductive member that is connected to an electrode by welding or the like. The battery block includes a lower holding frame and a middle holding frame, one of which includes two protrusions that are in contact with an outer peripheral face of each battery cell and the other includes a pressing part that presses the outer peripheral face of the battery cell inwardly in the radial direction. Then, one of an upper holding frame and the middle holding frame includes two protrusions that are in contact with an outer peripheral face of each battery cell and the other includes a pressing part that presses the outer peripheral face of the battery cell inwardly in the radial direction. | 10-17-2013 |
20130280563 | SECONDARY BATTERY - A secondary battery including: a case including an accommodation space therein; an electrode assembly housed in the case, the electrode assembly including a coating portion, a first electrode including a first non-coating portion, and a second electrode including a second non-coating portion; a short circuit induction member electrically connected to at least one of the first or second non-coating portions; and a cap plate sealing the case, the short circuit induction member including a contact maintaining part extending along a longitudinal direction of the electrode assembly. | 10-24-2013 |
20130288086 | BATTERY PACK - A battery pack includes a housing having an opened top and the housing accommodates at least one battery module and a fuse therein, a housing cover that covers the opened top of the housing and the housing cover includes an opening therein that corresponds to a region of the housing that accommodates the fuse, and an opening cover mountable to the opening of the housing cover and a state of the opening cover is changeable between an opened state and a closed state. The opening cover includes an interlock switch on an inner surface of the opening cover and a grip portion on an outer surface of the opening cover, and the grip portion is arranged along a vertical direction with respect to the interlock switch. | 10-31-2013 |
20130288087 | BATTERY APPARATUS - In order to solve at least one of the drawbacks that result from a state in which a plurality of secondary batteries are integrated, a battery apparatus having a plurality of flat secondary batteries | 10-31-2013 |
20130288088 | RECHARGEABLE BATTERY - A rechargeable battery including a collector plate having a fuse hole and a fuse protrusion, increasing the reliability of the fuse hole in view of its functionality as a fuse while strengthening a section where the fuse hole is formed, thereby improving safety of the rechargeable battery. A rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case containing the electrode assembly; and a collector plate electrically connected to the first electrode plate and including a fuse portion including a fuse hole formed therein and a fuse protrusion extending from a first side of the fuse portion adjacent a first end of the fuse hole. | 10-31-2013 |
20130295420 | RECHARGEABLE BATTERY - A rechargeable battery is provided. The rechargeable battery includes a case, an electrode assembly in the case, a cap plate sealing an opening of the case, and a terminal portion attached to the cap plate. The terminal portion includes a terminal plate on the cap plate and electrically connected to the electrode assembly, and an auxiliary plate electrically connecting the cap plate to the terminal plate. The auxiliary plate has a plurality of openings for reducing a current flow along a short circuit current path. | 11-07-2013 |
20130295421 | SECONDARY BATTERY CELL, BATTERY PACK, AND POWER CONSUMPTION DEVICE - Provided is a secondary battery cell capable of reliably preventing an integrated circuit provided to the secondary battery cell from being removed from the secondary battery cell. | 11-07-2013 |
20130302657 | STORAGE BATTERY SYSTEM AND METHOD OF RE-CONFIGURING A CONNECTION - A storage battery system, includes a determining unit that compares a degraded state of a plurality of battery cells estimated by an estimating unit with a first predetermined degraded state to determine whether to exchange the battery cell; a calculating unit that calculates an evaluation value to evaluate a health state of a plurality of battery-cell arrays based on a degraded state of the plurality battery cells; and a control unit that controls a first connection unit connected to a degraded battery cell which is determined that exchange is needed, so as to exchange the degraded battery cell with a battery cell different from the degraded battery cell in a direction where an evaluation value becomes equal to or larger than a predetermined threshold. | 11-14-2013 |
20130309530 | ELECTRODE ASSEMBLY INCLUDING SEPARATOR FOR IMPROVING SAFETY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - The present invention relates to an electrode assembly including a separator and a lithium secondary battery including the same for improving safety. The electrode assembly including a positive electrode, a negative electrode and a separator further includes a gasification material possibly being electrolyzed at a certain voltage to generate a gas. Since the electrode assembly and the lithium secondary battery including the same include the gasification material possibly being electrolyzed at the certain voltage to generate the gas, the safety of the battery may be increased. Since the gasification material is coated on the surface of the separator not on the electrode, the resistance increase of the battery may be restrained and the capacity lowering of the battery may be remarkably decreased. The lifetime of the battery is good. | 11-21-2013 |
20130323546 | RECHARGEABLE SECONDARY BATTERY - A secondary battery including a first electrode assembly, a second electrode assembly, a case accommodating the first and second electrode assemblies, a terminal part electrically connected to the first and second electrode assemblies, and exposed to an outside of the case, and a plurality of short circuit inducing members between the first electrode assembly and the case, between the second electrode assembly and the case, and between the first electrode assembly and the second electrode assembly. | 12-05-2013 |
20130323547 | BREAKER, SAFETY CIRCUIT WITH BREAKER AND SECONDARY BATTERY WITH BREAKER - A digging-into portion | 12-05-2013 |
20130330581 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator therebetween, a first collector plate and a second collector plate electrically connected to the first electrode plate and the second electrode plate, respectively, a case accommodating the electrode assembly, the first collector plate and the second collector plate; a cap plate sealing the case, a first electrode terminal and a second electrode terminal electrically connected to the first collector plate and the second collector plate and penetrating the cap plate, a first coupling terminal spaced apart from an outside of the cap plate and electrically connected to the first electrode terminal, and a first upper insulation member between the cap plate and the first coupling terminal, the first upper insulation member including a first grip recess extending lengthwise at opposite sides of the first upper insulation member. | 12-12-2013 |
20130330582 | ELECTROLYTIC SOLUTION, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS - A secondary battery includes: a cathode; an anode; and an electrolytic solution including a cyano compound, the cyano compound including a compound represented by R1-O—C(═O)—O—R2 (R1, R2, or both include a cyano-group-containing group), a compound represented by R3-C(═O)—O—R4 (R4 includes the cyano-group-containing group), or both. | 12-12-2013 |
20130337296 | Cooling System Having Active Cabin Venting for a Vehicle Battery - A vehicle traction battery cooling system is provided. The battery cooling system includes a blend door movable between at least an open and a closed position to select the location of incoming air for cooling a plurality of battery cells. A controller is configured to command the door to the open position in response to detecting gases vented by the battery cells. | 12-19-2013 |
20130337297 | BATTERY PACK OF IMPROVED SAFETY - Disclosed herein is a battery pack including a power supply unit including two or more battery cells or battery modules electrically connected to each other, at least one pressure driven switch configured to cause a short circuit in a portion or the entirety of the battery pack upon detecting expansion in volume of the battery cells or the battery modules when the power supply unit malfunctions, a cut-off portion located at at least one series connection region between the battery cells or the battery modules to interrupt electrical connection in the battery pack when the short circuit occurs in the battery pack, and external input and output terminals connected to electrode terminals located at outermost sides of the power supply unit to supply power to an external device. | 12-19-2013 |
20130337298 | BATTERY PACK - The battery pack includes a battery cell for supplying electric power to an external device connected thereto, a temperature sensor for sensing a temperature of a place on which the temperature sensor is arranged, a switch member for making and breaking an electric path between the external device and the battery cell; and a controller configured to control the switch member to turn on and off according to the temperature sensed by the temperature sense. The temperature sensor is arranged on a position between the battery cell and the switch member so as to be affected by the temperatures of both of the battery cell and the switch member. | 12-19-2013 |
20130337299 | ELECTRICITY STORAGE DEVICE - An electricity storage device comprises a plurality of electricity storage cells, a casing which stores the electricity storage cells, a plurality of conductive members for electrically connecting the electricity storage cells together, a control device which controls the electricity storage cells, and voltage detection lines for electrically connecting the electricity storage cells with the control device. The casing includes at least a pair of side plates made of resin. | 12-19-2013 |
20130337300 | SECONDARY BATTERY - The present invention includes: electrode layered assembly ( | 12-19-2013 |
20140011058 | BATTERY UNIT - A battery unit has a battery pack module that has a plurality of single cells, a control circuit board that has a control section that controls a charge and discharge in the battery pack module, and an accommodation case where the battery pack module and the control circuit board are accommodated. The control circuit board is disposed in a position above the battery pack module, and separated away from the base plate by a distance more than a distance from the base plate to a wall top end part of the wall section. Moreover, the submergence sensor is disposed in a position nearer to the base plate than to the wall top end part of the wall section that is in a space within the case | 01-09-2014 |
20140017525 | BATTERY COMPRISING A PLURALITY OF ELECTROCHEMICAL ENERGY STORES - The invention relates to a battery consisting of a plurality of electrochemical energy stores, a respective separator being positioned between said electrochemical energy stores and being designed in such a way that if specified preconditions are present or occur, a fire-retardant material or an extinguishing agent can be released from said separator. | 01-16-2014 |
20140017526 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY SYSTEM - A non-aqueous electrolyte secondary battery system includes a non-aqueous electrolyte secondary battery and a charging control system which has a function of detecting the voltage of the non-aqueous electrolyte secondary battery and disconnecting a charging circuit. The non-aqueous electrolytic solution contains a non-aqueous solvent having a viscosity of 0.6 cP or less at 25° C. in an amount of 35 to 80 vol % inclusive as a non-aqueous solvent and also contains hexamethylene diisocyanate, and the charging control system stops charging when the potential of the positive electrode of the non-aqueous electrolyte secondary battery is 4.35 to 4.6 V inclusive based on lithium. Thus the non-aqueous electrolyte secondary battery system equipped with the non-aqueous electrolyte secondary battery having high charging potential and excellent high-temperature cycling characteristics can be provided. | 01-16-2014 |
20140017527 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - An object of the invention is to improve the safety of nonaqueous electrolyte secondary batteries in the event of overcharging. The invention is directed to a nonaqueous electrolyte secondary battery including a positive electrode containing a positive electrode active material, a negative electrode, a nonaqueous electrolyte, a separator and a current interrupting element, the positive electrode active material including a first compound represented by the general formula LiCo | 01-16-2014 |
20140017528 | RACK-MOUNT POWER SUPPLY DEVICE AND BATTERY PACK INCLUDING DETACHABLE CONNECTOR - In a rack-mount power supply device, a plurality of battery packs are removably placed in a rack main body. In each battery pack, a battery including a plurality of unit cells is housed in an outer case, and positive and negative output terminals are provided so as to come out on a back surface of the outer case. The rack main body includes a plurality of housing spaces housing the battery packs, respectively, and includes input terminals on a facing surface which is an inner surface of each housing space and which faces output terminals, the output terminals being to be electrically connected to the input terminals in a fitting state. In the rack main body, the input terminals are wired in a predetermined connection state on the back sides of the respective facing surfaces. In the rack-mount power supply device, the plurality of battery packs are connected to each other in a predetermined connection state, with the plurality of battery packs guided into the housing spaces of the rack main body and the output terminals connected to the input terminals. | 01-16-2014 |
20140017529 | FUSE UNIT FOR VEHICLES - A fuse unit ( | 01-16-2014 |
20140038006 | Device and Method for Checking the Leak-Tightness of an Electrochemical Energy Accumulator - A device and a method for checking the leak-tightness of an electrochemical energy store includes a detection unit that can detect a gas concentration in a battery housing that is closable. The detection unit is a metal oxide sensor connected to an evaluation unit, and as a function of the detected gas concentration a control signal is automatically generated by the evaluation unit for disconnecting the electrochemical energy store and/or for triggering a binder release unit. | 02-06-2014 |
20140045001 | RECHARGEABLE BATTERY AND BATTERY MODULE - A rechargeable battery is disclosed. In one aspect, the battery includes an electrode assembly comprising a positive electrode and a negative electrode, a case accommodating the electrode assembly and a terminal electrically connected to the electrode assembly and exposed from the case. The battery further includes a protective circuit module comprising a connecting member electrically connected to the terminal and an insulating member interposed between the terminal and the connecting member, wherein a plurality of openings are formed in the insulating member. | 02-13-2014 |
20140045002 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery according to an embodiment of the present invention includes an electrode assembly, a nonaqueous electrolyte, and a container. The electrode assembly includes a positive electrode, a negative electrode, and a separator. The negative electrode is opposed to the positive electrode. The separator is disposed between the positive electrode and the negative electrode. The container houses the electrode assembly and the nonaqueous electrolyte. The container has a positive electrode terminal and a negative electrode terminal. The positive electrode terminal is electrically connected to the positive electrode. The negative electrode terminal is electrically connected to the negative electrode. The container further includes a short-circuiting mechanism that short-circuits the positive electrode terminal and the negative electrode terminal if the internal pressure rises. The nonaqueous electrolyte contains lithium bis(oxalato)borate (LiBOB). | 02-13-2014 |
20140045003 | HYBRID-TYPE RECHARGEABLE BATTERY MODULE - Disclosed herein is a hybrid-type rechargeable battery module that includes a first cell block, a second cell block, a first switch, a second switch and a control unit. The control unit is configured to obtain the statuses of the first and second cell blocks and control the charging/discharging process of the first and second cell blocks. The first switch is electrically connected to the first cell block and the control unit so as to use the control unit to allow the first cell block to enter a discharging condition based on a difference value between the first and second electric capacities. The second switch is electrically connected to the second cell block and the control unit so as to use the control unit to allow the second cell block to enter a discharging condition based on the difference value between the first and second electric capacities. | 02-13-2014 |
20140045004 | Battery Management Unit Comprising a Plurality of Monitoring Units - A battery management unit includes a plurality of monitoring units. Each monitoring unit is configured to acquire at least one operating variable of at least one battery cell or of a battery module having a number of battery cells. Each monitoring unit is connected to a first bus. The battery management unit further includes a control device connected to the first bus and configured to communicate with at least one of the monitoring units of the plurality of monitoring unit via the first bus. | 02-13-2014 |
20140045005 | lithium-ion rechargeable battery and method for manufacturing same - A lithium-ion rechargeable battery and to a method for arranging a pack or stack of a lithium-ion rechargeable battery in a housing. The lithium-ion rechargeable battery having a housing and a pack or stack which is situated in the housing, the pack or stack being essentially composed of at least one cathode, at least one anode, at least one separator and at least one non-aqueous electrolyte which is situated between the cathode and the anode, the cathode, the anode, the separator and the at least one electrolyte which is situated between the cathode and the anode being arranged in layers, which is characterized in that the rechargeable battery has a spring element, whose spring force presses the cathode, the anode, the separator and the electrolyte against one another at least in subareas of the rechargeable battery during the normal operating state. | 02-13-2014 |
20140050950 | SAFETY DEVICE FOR BATTERY PACK - Disclosed herein is a safety device mounted at one side of a battery pack including two or more battery cells or at least one battery module such that the safety device is first short-circuited when a needle type object penetrates the battery pack to secure safety of the battery pack, the safety device including a pair of conductive sheets spaced apart from each other, an electrically insulative housing to surround outsides of the conductive sheets excluding fronts of the conductive sheets in a state in which the conductive sheets are inserted and mounted in the housing, a sealing member to cover the fronts of the conductive sheets, and a connection member to connect the conductive sheets to a cathode and an anode of one of battery cells constituting the battery module. | 02-20-2014 |
20140057142 | SECONDARY BATTERY PACK FORMED BY BRIDGE CONNECTION OF TWO SECONDARY BATTERY CELLS AND TWO FUSES - A safety secondary battery pack formed by bridge connection of two secondary battery cells and two fuses is provided with two secondary battery cells and two fuses, wherein the secondary battery cells and the fuses are connected in bridge mode, each of the positive or negative terminals of the secondary battery cells is provided with a fuse. Hence, the secondary battery pack can still work properly in the case that any single battery cell fails. When any of the secondary battery cells fails and the current flowing through the fuse exceeds the rated value, the fuse electrically connected to the failed secondary battery cell will be blown to stop current from flowing, so that the failed secondary battery cell is isolated from the rest good secondary battery cells to improve safety of the battery pack. | 02-27-2014 |
20140057143 | Battery Module with Alarm Line - A battery module for a battery system includes two terminals, via which the battery module can be electrically connected to the battery system. Furthermore, the battery module has a battery string, which connects the two terminals to one another and has at least one battery cell connected in series and/or in parallel with the battery string. The battery module comprises a battery module circuit, which is configured, upon receiving an alarm signal, to bridge the battery module via the terminals thereof. The at least one battery cell is connected to a monitoring circuit associated with the battery cell. The monitoring circuit is connected to an alarm line via an electrical connection. The alarm line is connected to an input of the battery module circuit. | 02-27-2014 |
20140065452 | BATTERY PACK FOR A VEHICLE - A battery pack for a vehicle includes a plurality of electrically connected battery cells and at least one current interruption device. The at least one current interruption device comprises a movable pressure sensitive element which is engaged by a pressure rise inside the battery pack and whose engagement leads to an electrical disconnection of one or more battery cells. | 03-06-2014 |
20140065453 | ELECTROCHEMICAL ENERGY STORAGE CELL AND ELECTROCHEMICAL ENERGY STORAGE DEVICE COMPRISING AT LEAST ONE SUCH ELECTROCHEMICAL ENERGY STORAGE CELL - An electrochemical energy storage cell ( | 03-06-2014 |
20140072843 | ELECTROCHEMICAL ENERGY STORE - An electrochemical energy store, e.g., a lithium-ion battery, includes a cell chamber, in which at least one anode, at least one cathode, and an electrolyte, which is situated between the anode and the cathode, are situated, the cell chamber being separated from the external surroundings by a housing, and at least one detection substance for the detection of a leak of the housing being situated in the cell chamber. The energy store configuration allows a leak of the energy store to be detected in a simple way. | 03-13-2014 |
20140079965 | CONSTRUCTION COMPONENT OF AN ELECTROCHEMICAL CALL AND METHOD FOR PRODUCING SAME - The invention relates to a method for producing a construction component for a vehicle having a composite structure, in particular a hollow cell structure, wherein the composite structure comprises at least one receptacle. The method comprises the step of weaving an electrochemical cell, in particular a flat electrochemical cell, into the at least one receptacle of the construction component or the step of weaving a number of electrochemical cells, in particular a number of flat electrochemical cells, into the least one receptacle of the construction component. Weaving in a number of electrochemical cells can be carried out in such a manner that the number of the electrochemical cells in the at least one receptacle of the construction component forms an electrically connected arrangement, which forms a power supply unit in an electrical and/or electronic and/or control sense. | 03-20-2014 |
20140079966 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first collecting plate electrically coupled to the first electrode plate, the first collecting plate including a fuse reinforcement part having a fuse opening and a reinforcement protrusion protruding from a periphery of the fuse opening; a case housing the electrode assembly and the first collecting plate; and a cap assembly coupled to the case and comprising a cap plate. | 03-20-2014 |
20140087217 | BATTERY CELL HAVING A CLICK SPRING AREA INTEGRATED INTO THE HOUSING COER PLATE - A battery (e.g., lithium-ion) cell having fewer components than conventional cells. A metallic housing, having a winding element, two current collectors, and an electrolyte, is closed off in a gas- and pressure-tight manner with a cover assembly having a cover plate by which a housing opening is largely closed off. A click spring area (formable in this plate) has a smaller thickness than surrounding areas of the plate, and can snap from a first state, in which the click spring area is bent inwardly into the housing, into a second state in which the click spring area is bent outwardly from the housing when a threshold internal pressure in the housing is exceeded, and establishes an electrical connection between the plate and a current collector. When there is a pressure rise in the housing due to temperature, for example, the battery cell may be deactivated in a targeted manner. | 03-27-2014 |
20140093759 | LITHIUM-ION SECONDARY BATTERY - A lithium-ion secondary battery having a positive electrode capable of occluding and releasing lithium ions, a negative electrode capable of occluding and releasing lithium ions, a separator interposed between the positive electrode and the negative electrode, an electrolytic solution, and a current breaking mechanism that activates in response to the rise of the battery's internal pressure, wherein the electrolytic solution is incorporated with an aromatic compound and the separator is incorporated with a carbon dioxide gas generating agent which is represented by the formula A | 04-03-2014 |
20140099524 | STRUCTURE FOR ATTACHING SERVICE PLUG - A structure for attaching a service plug includes an insulating substrate that has openings facing electrodes of a pair of adjacent batteries among a plurality of batteries in a battery module, a pair of connection terminals that are respectively connected to electrodes of the pair of adjacent batteries through the insulating substrate by bolting with nuts, a pair of electric wires whose one ends are connected to the connection terminals respectively, and a connector that is connected to the other ends of the pair of electric wires, and detachably connected with the service plug. The insulating substrate has protrusions which are abutted against the connection terminals respectively, and regulate movement of the connection terminals which simultaneously rotate with rotation of the nuts respectively when being bolted with the nuts. | 04-10-2014 |
20140106189 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery has a positive electrode, a negative electrode, a non-aqueous electrolyte solution containing a gas-forming additive, and a current interrupt device. The current interrupt device is configured to interrupt a current of the non-aqueous electrolyte secondary battery in response to a rise of internal pressure in the non-aqueous electrolyte secondary battery. The gas-foiming additive includes cyclohexylbenzene and at least one terphenyl selected from the group consisting of o-terphenyl and m-terphenyl. | 04-17-2014 |
20140113163 | CURRENT INTERRUPTING DEVICE OF SEALED BATTERY - A current interrupting device of a sealed battery includes a conductive member that is electrically connected to an external terminal of a battery case; a collector terminal that is arranged inside the battery case; and a reversing plate that is interposed between the conductive member and the collector terminal, and that electrically cuts off the conductive member from the collector terminal by deforming in response to an increase in pressure inside the battery case. An inner peripheral surface of the conductive member is joined to an outer peripheral surface of the reversing plate. An upper surface of the reversing plate does not contact the conductive member regardless of an activation of the current interrupting device. | 04-24-2014 |
20140113164 | CURRENT INTERRUPTING DEVICE OF A SEALED BATTERY, SEALED BATTERY HAVING CURRENT INTERRUPTING DEVICE, AND MANUFACTURING METHOD OF SEALED BATTERY - A current interrupting device of a sealed battery includes a conductive member that is electrically connected to an external terminal arranged on an outside portion of a battery case; and a reversing plate that is electrically connected to a collector terminal arranged inside of the battery case, and that electrically cuts off the conductive member from the collector terminal by deforming in response to an increase in pressure inside of the battery case. The current interrupting device is attached to an outside portion of the battery case. | 04-24-2014 |
20140113165 | ENERGY STORAGE SYSTEM - Battery assemblies are disclosed which may include a plurality of battery cells positioned in trays which are stacked. The battery cells of each tray may be electrically connected together. The battery trays may include a battery support which extends under and supports a middle portion of the battery cells of the respective battery tray. The battery support may be a thermal sink for the battery cells. | 04-24-2014 |
20140120388 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery has a positive electrode, a negative electrode, a non-aqueous electrolyte solution containing a gas-forming additive, and a current interrupt device. The gas-forming additive includes a first additive and a second additive. The first additive is bicyclohexyl, and the second additive is at least one compound selected from the group consisting of biphenyl, cyclohexylbenzene, o-terphenyl, m-terphenyl and p-terphenyl. | 05-01-2014 |
20140120389 | Method for Detecting a Triggering of a Security Device - The disclosure relates to a method for detecting a triggering of a security device. The security device is associated with a battery cell and is triggered if a security-critical situation is present in the battery cell. Initially an actual time path of a parameter of the battery cell is detected. At the same time, an expected time path of the parameter is determined, in particular using a model. Then, the actual time path is compared to the expected time path of the parameter. Finally, based on the comparison, it is determined whether to trigger the security device or not. | 05-01-2014 |
20140127540 | BATTERY MODULE - A battery module is provided, including: a plurality of battery packs teach being provided with an anode terminal and a cathode terminal; a plurality of coupling units each having ends coupled to the anode terminal and the cathode terminal of an adjacent battery pack, respectively, to couple the plurality of battery packs in series; an operation unit that is provided on one end of the coupling unit and ascends in accordance with an increasing internal pressure of the battery pack to open a coupling between the one end of the coupling unit and the terminals of the battery pack by raising the one end of the coupling unit; and a bypass unit having one end disposed over the one end of the coupling unit and the other end coupled to the other end of an adjacent coupling unit to maintain the other battery packs coupled in series, except for the battery packs the internal pressures of which have increased, when the one end of the coupling unit ascends by the operation unit. | 05-08-2014 |
20140127541 | CYLINDRICAL SECONDARY BATTERY AND BATTERY SYSTEM - A cylindrical secondary battery makes it possible to perform measurement of a battery voltage, and discharge, and to detect presence or absence of an actuation of an inner pressure sensitive current cutoff mechanism even after a battery inner pressure rises to actuate a current cutoff mechanism. In a cylindrical secondary battery having a pressure sensitive cleavage portion and a pressure sensitive current cutoff mechanism in a can lid, the can lid has at least two metal portions A and B insulated from each other and exposed from a battery inner side to a battery outer side. The metal portion A is electrically connected to an electrode winding body; and the metal portion B is not electrically connected to the electrode winding body before cleavage of the pressure mechanism A, and is electrically connected to the electrode winding body when the pressure mechanism A is cleaved. | 05-08-2014 |
20140134463 | High Temperature Primary Battery with Improved Safety - A lithium thionyl chloride cell having, in a can, a cathode collector, a solution of lithium tetra-chloroaluminate (LiAlCl | 05-15-2014 |
20140134464 | BATTERY PACK INCLUDING OVERCURRENT PROTECTOR - The present invention relates to a battery pack in which a plurality of unit modules consisting of battery cells are stacked, adjacently or in regular intervals, and electrode tabs are connected in series, and more specifically, to a battery pack including an overcurrent protector capable of preventing damage to each battery cell caused by a battery cell short circuit or overcurrent which flows in from a protection circuit by: connecting positive and negative electrode tabs of the battery cell with a voltage sensing line in order to sense the voltage of each battery cell; and installing a fuse in a connector which is arranged between the battery cell and the voltage sensing line and couples electrode tabs. | 05-15-2014 |
20140134465 | REDOX FLOW BATTERY - A redox flow battery charged and discharged by supply of a positive electrode electrolyte stored in a positive electrode tank and a negative electrode electrolyte stored in a negative electrode tank to a battery element, in which the positive electrode electrolyte contains a Mn ion as a positive electrode active material, and the positive electrode tank includes a positive electrode charging pipe opening to a position close to a liquid level of the positive electrode electrolyte in the positive electrode tank, and a positive electrode discharging pipe opening to a position close to the bottom of the positive electrode tank. This redox flow battery can include a stirring mechanism for stirring the electrolytes in the tanks, and can include a connection pipe connecting the positive electrode tank to the negative electrode tank. | 05-15-2014 |
20140141294 | RECHARGEABLE BATTERY - A rechargeable battery for preventing a safety device from being melted when a conductor penetrates is provided. The rechargeable battery includes an electrode assembly having a first electrode and a second electrode at both sides of a separator, a case housing the electrode assembly, a cap plate coupled to an opening of the case, a first electrode terminal and second electrode terminal that are installed in a terminal hole of the cap plate to be connected to the first electrode and the second electrode, respectively, and a safety device that is disposed between the electrode assembly and the case. The cap plate is electrically connected to one of the first electrode and the second electrode, and the safety device is electrically connected to the another of the first electrode and the second electrode. The safety device includes a plate portion and a protruded portion that protrudes from at least one surface of the plate portion. | 05-22-2014 |
20140141295 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case housing the electrode assembly; and a safety member including a short circuit guide portion between the case and the electrode assembly, the short circuit guide portion including a plurality of holes and a connection portion electrically connecting the short circuit guide portion and the second electrode. | 05-22-2014 |
20140141296 | SEALED-TYPE CELL - A cell has: a pole terminal placed on outside of a cell case; a deformed terminal fixing the pole terminal to the case by a base surface portion and a protruding portion; an inversion plate attached to the base surface portion and interrupting conduction between the internal terminal and the deformed terminal by inversion deforming away from the internal terminal at least at a portion when the internal pressure of the case increases beyond working pressure; and a shaft member having at least a part of the top portion placed in the protruding portion, and reestablishing conduction between the internal terminal and the deformed terminal after the inversion plate inverted by the top portion being pressed from the outside and thereby being moved inside the protruding section to press the inversion plate inward. A sealed space is provided between the deformed terminal and the inversion plate. | 05-22-2014 |
20140141297 | CONSTRUCTION OF ELECTROCHEMICAL STORAGE CELL WITH CONDUCTIVE BRIDGE - An electrochemical storage cell is disclosed that comprises a core and a rectangular shell that receives the core snugly therein. The rectangular shell has first and second open ends. A first end cap is used to close the first open end. An anode terminal extends through the first end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A first gasket is secured within the rectangular shell between the first end cap and the core to resiliently hold the core away from the first end cap. A second end cap is used to close the second open end. A cathode terminal extends through the second end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A second gasket is secured within the rectangular shell between the second end cap and the core to resiliently hold the core away from the second end cap. | 05-22-2014 |
20140147711 | Battery System - A battery pack ( | 05-29-2014 |
20140147712 | SECONDARY BATTERY - Provided is a secondary battery including a battery cell having a cathode tab and an anode tab formed at one side thereof; a pouch formed so as to be enclose and seal the battery cell so that the cathode tab and the anode tab of the battery cell are protruded to the outside; and a shape memory alloy provided in the pouch and having a bent part bent in a specific shape and penetrating through and opening the pouch while being unbent at the time of an increase in a temperature of the battery cell, to discharge gas generated in the pouch when the gas is generated in the pouch due to an increase in a temperature caused by overcharging, overdischarging, and the like, to expand the pouch, thereby making it possible to prevent ignition and explosion. | 05-29-2014 |
20140170446 | Sensor Module and Battery Elements - A sensor module includes an enclosure adapted to hermetically seal an opening or a hole on the outer surface of a casing or packaging, a sensor element and a membrane. The membrane is arranged between the enclosure and the opening or hole of the casing or packaging. | 06-19-2014 |
20140170447 | BATTERY HOUSING FOR LITHIUM-ION CELLS - A battery housing includes an inner chamber configured to accommodate galvanic cells, in particular lithium-ion cells, which are provided with a cut-out area that can be opened in the event of failure of the cell. In order to prevent, retard and optionally at least partially extinguish a fire in the event of the failure of one or more cells, for example during an accident of an electrically operated vehicle, the inner chamber of the battery housing includes at least one dispenser for dispensing a flame-inhibiting, flame-retarding and/or flame-extinguishing agent. The dispenser has at least one dispenser opening arranged adjacent to a cut-out area of a cell and configured to be opened. The dispenser opening is configured to be opened during a mechanical shock and/or a temperature increase and/or a pressure increase above a predetermined limit value. | 06-19-2014 |
20140170448 | LITHIUM-ION SECONDARY BATTERY - A lithium-ion secondary battery having a positive electrode capable of occluding and releasing lithium ions, a negative electrode capable of occluding and releasing lithium ions, a separator interposed between the positive electrode and the negative electrode, an electrolytic solution, and a current breaking mechanism that works in response to the rise of the battery's internal pressure, wherein the electrolytic solution is incorporated with an aromatic compound and the positive electrode is incorporated with a carbon dioxide gas generating agent which is represented by the formula AxCO3 or AyHCO3. It is highly responsive to overcharging owing to the current breaking mechanism attached thereto which activates in the early stage of overcharging. Therefore, it exhibits high battery performance as well as high safety in the case of overcharging. | 06-19-2014 |
20140178720 | MEASURING METHOD FOR AN ELECTROCHEMICAL ENERGY STORAGE DEVICE AND MEASURING APPARATUS - The measurement method according to the invention for an electrochemical energy storage device involves the electrochemical energy storage device being held (S1) and having contact made with it (S2) in a holding device. The electrochemical energy storage device is charged (S3) to a predetermined first charge state. The electrochemical energy storage device is discharged (S4) to a predetermined second charge state. A measuring device is used to capture (S5) at least one measured value for a physical parameter of the electrochemical energy storage device, with the physical parameter allowing the operating state of the electrochemical energy storage device to be inferred. | 06-26-2014 |
20140186664 | SAFETY APPARATUS OF BATTERY MODULE FOR VEHICLE - Disclosed herein is a safety apparatus of a battery module for a vehicle. The apparatus includes a plurality of cell terminals which includes an anode terminal and a cathode terminal of a battery cell and the cell terminals are disposed diagonally adjacent to each other. In addition, the apparatus includes a safety bus bar that is configured to electrically connect the plurality of cell terminals, and maintain the electrical connection when the battery cell is not expanded and open a circuit to prevent electricity from flowing when the battery cell is expanded. | 07-03-2014 |
20140186665 | BATTERY SYSTEM - A battery system includes a battery cell including a first electrode terminal, a second electrode terminal, and a conductive battery case, a first resistor including a first end which is electrically connected to the first electrode terminal and a second end which is electrically connected to the battery case, a voltmeter, a second resistor, a switch, and a control. When the switch is controlled to be changed from an off state to an on state to electrically connect the second resistor between the first electrode terminal and the second electrode terminal or when the switch is controlled to be changed from the on state to the off state to electrically disconnect the second resistor between the first electrode terminal and the second electrode terminal, the control device monitors a change in the voltage to determine whether the first resistor is electrically connected to the battery case. | 07-03-2014 |
20140186666 | Modular CID Assembly for a Lithium Ion Battery - A modular current interrupt device includes an electrically-conductive rupture disc, an electrically-conductive pressure disc attached to the rupture disc to form an electrical pathway. An electrically-insulating ring partitions a perimeter of the rupture disc from a perimeter of the pressure disc, and a seating element secures the electrically-insulated ring to the pressure disc. At least one of the rupture disc and electrically-insulating ring defines a conduit, whereby exposure of one side of the pressure disc to sufficient force through the conduit causes the pressure disc to separate from the rupture disc to thereby sever the electrical pathway. A low pressure current interrupt device (CID) activates at a minimal threshold internal gauge pressure in a range of, for example, between about 4 kg/cm | 07-03-2014 |
20140186667 | BATTERY PACK OF IMPROVED SAFETY - Disclosed herein is a battery pack including a power supply unit including two or more battery cells or battery modules electrically connected to each other, a cut-off portion located at at least one series connection region between the battery cells or modules to interrupt electrical connection in the battery pack upon occurrence of a short circuit of the battery cells or modules guided by a pressure driven switch, the pressure driven switch connected in parallel to the battery cells or modules at which the cut-off portion is located to detect expansion in volume of the battery cells or modules when the power supply unit malfunctions and to guide occurrence of a short circuit of the battery cells or modules, and external input and output terminals connected to electrode terminals located at outermost sides of the power supply unit to supply power to an external device. | 07-03-2014 |
20140186668 | FIRE SUPPRESSION APPARATUS FOR A BATTERY PACK - Disclosed is an apparatus capable of suppressing a fire of a battery pack when a fire occurs at the battery pack. The fire suppression apparatus includes a fire detection sensor for detecting the probability of fire occurrence at a battery pack, a fire-extinguishing chemical tank containing a fire-extinguishing chemical in an inner space therein, and a control unit for allowing the fire-extinguishing chemical of the fire-extinguishing chemical tank into the battery pack when fire occurrence is detected by the fire detection sensor. | 07-03-2014 |
20140193675 | SECONDARY BATTERY - A secondary battery including an electrode assembly; first and second collector plates connected to respective first and second electrodes of the electrode assembly; a case accommodating the electrode assembly, the first collector plate, and the second collector plate; a cap plate sealing an opening of the case; a first electrode terminal electrically connected to the first collector plate and passing through the cap plate; a second electrode terminal electrically connected to the second collector plate and passing through the cap plate; and a short-circuit member electrically connected to the first collector plate and passing through the cap plate, the short-circuit member including a duct part in communication with an inside of the case; and a deformable part covering a top portion of the duct part and being deformable by a gas pressure inside the case to electrically connect the first electrode to the second electrode. | 07-10-2014 |
20140193676 | ELECTRONIC DEVICE AND BATTERY PACK - An electronic device includes a storing unit which is provided on a battery pack and which retains power information of the battery pack, an acquiring unit which is provided in the main unit and which acquires the power information of the battery pack from the storing unit, and a control unit which is provided in the main unit and which controls the operation of the main unit based on the power information of the battery pack. | 07-10-2014 |
20140205871 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery includes: an electrode assembly including positive and negative electrode plates; a nonaqueous electrolyte; an outer body; and a current interruption mechanism being provided on at least one of a conductive pathway between the positive electrode plate and a positive electrode external terminal and a conductive pathway between the negative electrode plate and a negative electrode external terminal. The nonaqueous electrolyte contains an overcharge inhibitor. The positive electrode active material layer has a specific surface area of 1.3 m | 07-24-2014 |
20140205872 | RECHARGEABLE BATTERY HAVING DESIRABLE SAFETY PERFORMANCE - The present application provides a rechargeable battery including a battery case and a battery cap coupled to the battery case. The battery cap includes a conductive cap plate; a first electrode electrically connected to the cap plate; a second electrode insulatively connected to the cap plate, the second electrode being in electrical connection with one end of a conductive plate for securing the second electrode to the conductive cap plate; and a conductive turnover component in electrical connection with the conductive cap plate, the turnover component being initially separated from the conductive plate and capable deforming to contact other end of the conductive plate due to high pressure in the battery case, so as to short-circuit the first electrode and the second electrode. | 07-24-2014 |
20140205873 | SYSTEM FOR PREVENTING CONDENSATE FORMATION ON A BATTERY - A system for preventing condensate formation on a battery ( | 07-24-2014 |
20140205874 | FLEXIBLE FUSIBLE LINK, SYSTEMS, AND METHODS - A fusible link includes a current collector element, a battery cell conductor pad, and at least one fusible conductor connecting the current collector element and the battery cell conductor pad. The current collector element can be a current collector conductor pad, a current collector conductor pad and a current collector plate, or a fuse sheet. A battery cell has an anode electrode and a cathode electrode, a separate fusible link is coupled to at least one of the battery cell electrodes. The battery cell conductor pad is electrically and mechanically attached to each battery cell electrode. The fusible conductor opens under excessive current flow, and has sufficient service loop length to allow relative in-plane and out-of-plane motions between the battery cell electrode and the current collector element. The fusible links can be applied to each of a plurality of battery cells included in a battery pack. | 07-24-2014 |
20140212710 | BATTERY - Provided is a battery, and more particularly, a battery in which a cutting unit is formed in a seating groove so that the cutting unit and a sub battery module do not contact each other in a normal operation state, such that the battery may be stably driven, and a pouch of the sub battery module may be cut by the cutting unit only in an abnormal operation state such as over-charging, over-discharging, exposure to a high temperature, an electric short circuit, or the like, to prevent ignition or explosion in advance, such that safety may be improved. | 07-31-2014 |
20140220396 | BATTERY PACK - A battery pack including an upper battery module including a plurality of upper battery cells arranged in one direction, the plurality of upper battery cells having upper terminal portions, an upper bus-bar electrically connecting the upper terminal portions, and an upper housing accommodating the plurality of upper battery cells therein; and a lower battery module including a plurality of lower battery cells arranged in the one direction, the plurality of lower battery cells having lower terminal portions, a lower bus-bar electrically connecting the lower terminal portions, and a lower housing accommodating the plurality of lower battery cells therein, wherein a space portion is formed at one end of any one of the upper and lower battery modules, and a controller is positioned in the space portion. | 08-07-2014 |
20140234673 | SECONDARY BATTERY - The secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator interposed between the first electrode plate and the second electrode plate, a case accommodating the electrode assembly, and a first current collector plate electrically connected to the first electrode plate and having a first fuse part formed at its one side, wherein the first fuse part includes at least two fuse holes spaced apart from each other. | 08-21-2014 |
20140234674 | SECONDARY BATTERY - A secondary battery includes: a power generation element that charges and discharges; a battery case that houses the power generation element; and an electrode terminal that is exposed in an outer surface of the battery case and is electrically connected to the power generation element. The secondary battery includes a current cutoff mechanism and an auxiliary terminal. The current cutoff mechanism is disposed on a current path connecting between the power generation element and the electrode terminal inside the battery case and capable of cutting off an electric current. The auxiliary terminal is electrically connected to the current path positioned between the power generation element and the current cutoff mechanism of current paths and exposed in the outer surface of the battery case. | 08-21-2014 |
20140242426 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly, a case housing the electrode assembly, a cap plate coupled to the case, a first electrode terminal on the cap plate, and a first lead tab electrically connecting the electrode assembly and the first electrode terminal, wherein the first lead tab has a cell fuse and a heat dissipating member coupled to the first lead tab and spaced from the cell fuse. | 08-28-2014 |
20140242427 | STRUCTURE OF BATTERY UNIT SUITABLE FOR INSTALLATION OF WATER DAMAGE SENSOR - A battery unit is provided which includes a control board, a storage case, a water detector, and an electrical conductor. The storage case is made of an assembly of a first and a second casing member. The first casing member has an upright wall which extends from the bottom thereof and surrounds the battery. The second casing member also has an extension which extends toward the bottom of the first casing member. The water detector is located close to the lower end of the extension of the second casing member. The electric conductor extends upward from the upper end of the extension and are electrically joined to the water detector. The electric conductor is also mechanically and electrically joined to the control board. This structure facilitates the ease with which the water detector is installed electrically and mechanically in the battery unit. | 08-28-2014 |
20140242428 | ELECTRIC VEHICLE BATTERY ASSEMBLY - The invention provides for a high occupancy or heavy-duty vehicle with a battery propulsion power source, which may include lithium titanate batteries. The vehicle may be all-battery or may be a hybrid, and may have a composite body. The vehicle battery system may be housed within the floor of the vehicle and may have different groupings and arrangements. | 08-28-2014 |
20140242429 | BATTERY MODULE OF IMPROVED SAFETY AND BATTERY PACK CONTAINING THE SAME - Disclosed is a battery pack including a battery module array constituted by one or more battery modules each including one or more unit modules each configured to have a structure in which a battery cell is surrounded by a cell cover are mounted in a module case in a state in which the unit modules are stacked while being vertically upright, a base plate on which the battery module array is loaded, a pair of end plates to support opposite sides of the array in a state in which a lower end of each of the end plates is fixed to the base plate, and an insulation member disposed between the array and each of the end plates, the insulation member being provided at a surface thereof facing the array with one or more ribs to absorb shock caused by external force and to define a coolant flow channel. | 08-28-2014 |
20140242430 | HERMETICALLY SEALED LITHIUM SECONDARY BATTERY - A hermetically sealed lithium secondary battery is provided which has an excellent battery performance and in which a current-interrupt mechanism operates accurately when overcharging occurs. This battery comprising an electrode assembly | 08-28-2014 |
20140255735 | SECONDARY BATTERY - A secondary battery includes an electrode assembly; a cap plate and a case accommodating the electrode assembly; an electrode terminal protruding above the cap plate; a current collecting member that electrically connects the electrode assembly to the electrode terminal; and a fuse unit on the current collecting member and configured to block a current beyond a preset blocking point, wherein the fuse unit includes a fracture unit surrounding a through hole in the current collecting member; and a blocking point control unit formed as a notch on the fracture unit. | 09-11-2014 |
20140255736 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - Provided is a non-aqueous electrolyte secondary battery excellent in resistance to an external stress and capable of increasing the sensitivity for detecting a rise in internal pressure during an overcharge state, without deteriorating battery performances such as a battery capacity. The non-aqueous electrolyte secondary battery includes a positive electrode ( | 09-11-2014 |
20140272489 | Rechargeable Battery with Shutdown Layer - In at least one embodiment, a battery is provided comprising an anode and cathode, a separator between the anode and cathode, and a shutdown layer between the separator and the anode or cathode. The shutdown layer may include low melting point material and a conductive material within the low melting point material forming a conductive network within the shutdown layer. At a melting point temperature of the low melting point material, the conductive network is reduced such that at least a portion of the shutdown layer is substantially electrically non-conductive. The shutdown layer may be a free-standing layer or may be coated one or both of the electrodes. | 09-18-2014 |
20140272490 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode assembly; a case housing the electrode assembly, the case comprising a side wall and having a case opening; a terminal coupled to the electrode assembly; a lead tab coupled between the terminal and the electrode assembly, the lead tab comprising a cell fuse; and a thermal insulation member at a portion of the lead tab adjacent the case opening and another portion of the lead tab adjacent the side wall. | 09-18-2014 |
20140272491 | SAFETY ELEMENT FOR BATTERY CELL - A galvanic element includes a housing, a positive terminal, a negative terminal, and a collector associated with each terminal. The collectors are configured to make contact with an electrode assembly in the interior of the housing. The housing is a stainless steel housing which has a negative potential or a neutral potential. | 09-18-2014 |
20140272492 | SAFETY DEVICE FOR A GALVANIC CELL - A safety device is configured for use in a galvanic cell. The galvanic cell includes an electrode assembly accommodated in a cell interior of a cell housing. The cell housing has a negative pole and a positive pole. The safety device includes a safety membrane and a strip-shaped safety element which has a deflectable end configured to cover the safety membrane. | 09-18-2014 |
20140295222 | MULTI-TERMINAL BATTERY WITH SENSOR TERMINAL - A battery with three types of terminals is disclosed. The terminals include at least one negative terminal, at least one positive terminal, and at least one sensor terminal. The negative and positive terminals carry current during battery operation, while the sensor terminal is used to sense, communicate and/or control certain aspects of the battery. The sensor terminal can also be connected to external electronic units for sensing, communication and control of the battery usage. | 10-02-2014 |
20140302359 | LITHIUM-ION BATTERY AND DEFORMABLE SAFETY VALVE AS OVERCHARGE PROTECTION DEVICE THEREOF - The present disclosure provides a lithium-ion battery and a deformable safety valve as an overcharge protection device thereof. The deformable safety valve as the overcharge protection device of the lithium-ion battery comprises a short-circuit conductive plate and a deformable plate made from aluminum, a facing surface of the deformable plate being coated with a metal layer to reduce contact resistance between the deformable plate and the short-circuit conductive plate. The lithium-ion battery comprises a first electrode post; a cap plate electrically connected to the first electrode post; an electrolyte-injection hole provided in the cap plate; a vent provided in the cap plate; a deformable safety valve provided to the cap plate; and a second electrode post assembled to the cap plate in an insulating manner; wherein the deformable safety valve is the above deformable safety valve as the overcharge protection device of the lithium-ion battery. | 10-09-2014 |
20140315051 | RECHARGEABLE BATTERY MODULE - A rechargeable battery module includes a plurality of rechargeable batteries, each of the rechargeable batteries including an electrode assembly including a positive electrode and a negative electrode, and a first electrode terminal and a second electrode terminal connected to the electrode assembly, and a bus bar electrically connecting the rechargeable batteries, the bus bar including a bus bar fuse part. The first electrode terminal is connected to and installed with a current collecting member that connects the electrode assembly and the first electrode terminal. The current collecting member includes a current collecting fuse part. An operation current at which the bus bar fuse part is melted is less than an operation current at which the current collecting fuse part is melted. | 10-23-2014 |
20140315052 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly including a negative electrode and a positive electrode; a case receiving the electrode assembly; a terminal electrically connected to the electrode assembly and protruding outside the case; a current collecting member electrically connecting the terminal and the electrode assembly to each other; and an insulating member partially enclosing the current collecting member, and the current collecting member includes a plurality of fuse parts including a first fuse part enclosed by the insulating member, and a second fuse part that is not enclosed by the insulating member and is exposed. | 10-23-2014 |
20140315053 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly that performs a charge and discharge operation; a case that houses the electrode assembly; a cap plate coupled to an opening of the case; an electrode terminal installed in the cap plate; and a lead tab that connects the electrode assembly to the electrode terminal, wherein the lead tab includes a current collecting connection portion that is connected to the electrode assembly; a terminal connection portion that is bent from the current collecting connection portion to be connected to the electrode terminal; and an injection material that embeds the terminal connection portion in which a fuse is formed, and wherein the injection material includes an exposing hole therein, the exposing hole exposing at least one side of the fuse. | 10-23-2014 |
20140315054 | RECHARGEABLE BATTERY - A rechargeable battery having an electrode assembly including a first electrode, and a second electrode, a case receiving the electrode assembly, a cap plate coupled with the case, a first electrode terminal electrically connected with the first electrode, and a cap connection member connecting the first electrode terminal and the cap plate and having a connection fuse portion formed therein. | 10-23-2014 |
20140315055 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly; a case accommodating the electrode assembly; a cap plate covering an opening of the case; an electrode terminal on the cap plate; and a lead tab connecting the electrode assembly to the electrode terminal, and including a fuse, the fuse including a plurality of sub-fuses defined along a width of the lead tab by a plurality of through holes formed in the lead tab. | 10-23-2014 |
20140315056 | SECONDARY BATTERY - A secondary battery includes an electrode assembly; a case accommodating the electrode assembly; a cap plate sealing the case and having an inversion plate; and an insulation plate having a short-circuit hole generally corresponding to the inversion plate and an air opening spaced from the short-circuit hole and fluidly connected to a top surface of the cap plate; a terminal plate coupled to a top surface of the insulation plate and electrically connected to the electrode assembly; and a terminal assembly including a sealing member coupled to a bottom surface of the insulation plate and formed to encompass the short-circuit hole and the air opening. | 10-23-2014 |
20140315057 | BATTERY PACK OF COMPACT STRUCTURE - Disclosed herein is a battery pack including a battery module including a cell module stack having a structure in which a plurality of cell modules, each of which includes a battery cell mounted in a cartridge, is vertically stacked, a lower end plate to support a lower end of the cell module stack, an upper end plate to fix an uppermost cartridge of the cell module stack disposed on the lower end plate, and a voltage detection assembly to detect voltages of the battery cells, a box type pack case in which the battery module is mounted, a pack cover coupled to the pack case, and fastening extension members protruding upward from the battery module to couple the battery module to the pack case and the pack cover. | 10-23-2014 |
20140322567 | Battery Assemblies - Electrical systems, power supply apparatuses, and power supply operational methods are described. According to one aspect, an electrical system includes an electrical entity configured to utilize electrical energy, and wherein the electrical entity comprises a communications interface, and a power supply apparatus configured to provide the electrical energy for use by the electrical entity, and wherein the power supply apparatus comprises a support system, a plurality of battery assemblies configured to be removably coupled with and supported by the support system, wherein individual ones of the battery assemblies comprise at least one rechargeable electrochemical device configured to provide the electrical energy, at least one power terminal configured to couple with the electrical entity and to provide the electrical energy from the electrochemical device to the electrical entity, and a communications interface configured to implement communications with the communications interface of the electrical entity, and wherein the electrical entity and the power supply apparatus are configured to implement the communications comprising at least one of status information regarding the power supply apparatus from the power supply apparatus to the electrical entity and a command regarding an operation of the power supply apparatus from the electrical entity to the power supply apparatus. | 10-30-2014 |
20140322568 | BATTERY PACK FOR ELECTRIC CAR - In a battery pack for an electric car, a plurality of battery modules are mounted to be divided between the front and rear of a middle cross member and a main switch and a junction board are disposed in the front and rear of the middle cross member respectively. A bent part of a second high voltage cable, which bends into a U-shape and pass through beneath the middle cross member, is held by a cable holder and fixed to a fixing part. Since only a bus bar disposed in the intermediate part of the first high voltage cable is bent into a U-shape and passed through beneath the middle cross member, not only is a wiring operation of the first high voltage cable easy, but it is also possible to minimize the length of the bus bar to thus enhance the reliability with respect to vibration. | 10-30-2014 |
20140322569 | Battery System and Motor Vehicle - A battery system comprises a battery which includes a plurality of battery cells connected in series and two battery poles. The battery system further comprises at least one protection device, which is connected to the battery cells in series in such a manner that after the at least one protection device is tripped, a sum of voltages of the battery cells still connected in series does not exceed a limit voltage. The battery system also comprises a switching device which electrically connects the two battery poles, the switching device being configured to short-circuit the battery when a fault signal is detected, thus tripping the at least one protection device. | 10-30-2014 |
20140329116 | BATTERY PACK - A battery pack includes a bare cell, a protective circuit module, and a protection device. The protective circuit module is located on the bare cell in parallel with the protective circuit module, and includes a first connecting portion extending between a first surface of the protective circuit module and the bare cell and electrically connected to the bare cell, and a second connecting portion electrically connected to a second surface of the protective circuit module opposite to the first surface. Accordingly, the protection device and the protective circuit module are parallel to each other, allowing for a compact and lightweight structure of the battery pack with improved safety features. | 11-06-2014 |
20140335387 | ELECTRIC STORAGE SYSTEM - An electric storage system includes electric storage blocks and a controller determining the state of each of the electric storage blocks. The plurality of electric storage blocks are connected in series, and each of the electric storage blocks has a plurality of electric storage elements connected in parallel. Each of the electric storage elements has a current breaker breaking a current path within the electric storage element. The controller acquires at least one parameter of an internal resistance and a full charge capacity of each of the electric storage blocks, and uses a change rate between the acquired parameter and a reference value to specify the number of current breakers in a broken state (the number of breaks) in each of the electric storage blocks. The reference value refers to the value of the parameter in the electric storage block not including the current breaker in the broken state. | 11-13-2014 |
20140335388 | BATTERY PACK - Provided is a battery pack including a drainage system capable of efficiently discharging water collected inside the battery pack using buoyancy, preventing moisture permeation from the outside, and being implemented in a simple structure to maximize economical feasibility. The battery pack includes a battery pack case having a battery pack embedded therein and having a drainage hole formed in one side thereof; and a drainage system including a body provided to be concatenated with one side of the battery pack case of a position corresponding to the drainage hole and a floating body accommodated in the body and elevated by an introduced fluid to close the drainage hole. | 11-13-2014 |
20140335389 | BATTERY - A battery, which is provided with a pressure-type current interrupt mechanism, is provided with: a gas-generating material placed outside an electrode body and within a battery case; a positive electrode potential member that is placed outside the electrode body and within the battery case in a manner contacting the gas-generating material, and conducts with the positive electrode of the electrode body; and a negative electrode potential member that is placed outside the electrode body and within the battery case in a manner contacting the gas-generating material while being spaced from the positive electrode potential member, and conducts with the negative electrode of the electrode body. The gas-generating material includes a gas-generating agent that generates a gas when the potential of the positive electrode potential member exceeds a gas generation potential. | 11-13-2014 |
20140342199 | Protective Battery Cell Plates - Apparatus for protecting battery cells. In some embodiments, a battery may comprise a series of battery cells and one or more protective plates positioned between the adjacent battery cells. In some embodiments, the plates may also be configured to provide a cooling function relative to adjacent battery cells. The plate(s) may comprise a first section and a second section coupled with the first section. The plate may be configured to fail under predetermined conditions such that, upon experiencing the predetermined conditions, at least a portion of the second section is configured to separate from at least a portion of the first section. | 11-20-2014 |
20140342200 | SEALED LITHIUM SECONDARY BATTERY - The present invention provides a sealed lithium secondary battery in which redox shuttle reactions of an aromatic compound that is an overcharge inhibitor are inhibited, and the aromatic compound decomposes appropriately, and a desired amount of gas can be generated more stably than in conventional instances, even in high-temperature environments. In the sealed lithium secondary battery ( | 11-20-2014 |
20140349149 | RECHARGEABLE BATTERY - A rechargeable battery includes a case having an inner space, a first electrode assembly inside the case, a second electrode assembly inside the case, a current collecting member including a first current collecting piece electrically connected to an electrode of the first electrode assembly and a second current collecting piece electrically connected to an electrode of the second electrode assembly, the electrode of the second electrode assembly having a same polarity as the electrode of the first electrode assembly, a first terminal electrically connected to the first current collecting member and protruding outside the case, wherein the first current collecting piece and the second current collecting piece have different lengths. | 11-27-2014 |
20140349150 | CELL CONNECTION CONTROL DEVICE - When connecting a plurality of cells in parallel, an operation to calculate an inrush current flowing when a pair of cells are selected from the cells for the parallel-connection and parallel-connected for all cell combinations. A cell combination, whose inrush current is the largest in the cell combinations which are judged that the calculated inrush current is less than or equal to a predetermined upper limit current value, is set as a cell combination to parallel-connect the cells. | 11-27-2014 |
20140370337 | ELECTRODE, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS - A secondary battery includes a cathode, an anode, and a non-aqueous electrolytic solution. The cathode includes a cathode current collector, and a cathode active material layer provided on the cathode current collector. The cathode active material layer is configured of a single layer and includes a plurality of cathode active material particles. When the cathode active material layer is divided, at one or more arbitrary positions, into two or more layers, an average particle size of the cathode active material particles in an uppermost layer is smaller than an average particle size of the cathode active material particles in a lowermost layer in the two or more layers of the divided cathode active material layer. | 12-18-2014 |
20140377600 | SECONDARY BATTERY - A secondary battery is provided, including an electrode assembly, a case accommodating the electrode assembly, a cap assembly, and an electrode terminal portion. The cap assembly includes a cap plate covering the case, an inversion plate formed in the cap plate, and an insulation plate having a first side connected to the inversion plate and a second side positioned on the cap plate. The inversion plate is configured to be inverted when the internal pressure of the case is greater than or equal to a critical level. The electrode terminal portion includes a fastening part electrically connected to the electrode assembly and a short-circuit member electrically connected to the fastening part. The short-circuit member is configured to make contact with a top portion of the insulation plate when an elastic force is applied on the short-circuit member toward the cap plate. | 12-25-2014 |
20140377601 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case accommodating the electrode assembly; a first electrode terminal and a second electrode terminal electrically connected to the first electrode plate and the second electrode plate, respectively, and protruding to the outside of the case; and a first terminal plate and a second terminal plate positioned outside the case and coupled to the first electrode terminal and the second electrode terminal, respectively, and a terminal plate of the first terminal plate and the second terminal plate includes a first fuse. | 12-25-2014 |
20140377602 | Battery Management Unit Having a Plurality of Monitoring IC Chips - A battery management unit includes a plurality of monitoring IC chips each configured to detect at least one operating parameter of at least one battery cell or battery module, which has a predetermined number of battery cells and is connected to a first bus. The battery management unit further includes a control unit and a basis monitoring IC chip which is likewise connected to the first bus and is configured to communicate with each of the monitoring IC chips via the first bus. The basis monitoring IC chip and the control unit are connected to a second bus and are configured to communicate with each other via the second bus. The basis monitoring IC chip and the control unit are arranged on a common circuit board. | 12-25-2014 |
20140377603 | BATTERY CELL, BATTERY, MOTOR VEHICLE - A battery cell includes a membrane configured to curve outwards when pressure inside the battery cell increases, thereby creating an electrically conductive connection between two poles. A conductor is arranged on an outside of the membrane and is connected to the battery cell such that the outward-curving membrane lifts the conductor from the membrane on one side such that the poles are electrically connected to one another via the conductor. | 12-25-2014 |
20140377604 | Battery anode component for a battery cell and method for manufacturing a battery anode component for a battery cell - A battery anode component for a battery cell including a current collector component having a lithium receiving side in which at least two spatially separated recesses are formed as lithium receiving chambers, at least two lithium-based anode material units which are situated in the at least two lithium receiving chambers, and a protective cover which covers the lithium receiving side at least partially and with the aid of which outer surfaces of the at least two lithium-based anode material units which are exposed by the current collector component are covered. A method is also described for manufacturing a battery anode component for a battery cell. | 12-25-2014 |
20150017490 | PLANAR ALKALI METAL-BETA BATTERY - An advanced planar alkali metal-beta battery made by stacking a plurality of individual planar cells, where the individual cells comprises a one-piece ceramic unibody construction with an interior divided by an alkali-ion conducting solid electrolyte into separate cathode and anode compartments. The cathode comprises a premanufactured solid pellet of active cathode materials. A bellows is provided to reduce pressure accumulation in the cathode compartment. | 01-15-2015 |
20150017491 | FIRE PREVENTION OR FIRE EXTINGUISHING IN AN ELECTROCHEMICAL ENERGY STORAGE SYSTEM - A device for preventing or extinguishing a fire in an electrochemical energy storage system comprising storage cells arranged in a storage housing, in particular lithium-ion cells, wherein a composition of expandable volume, containing a chemical compound for preventing or extinguishing a fire, is disposed with limited volume in one or a plurality of hollow spaces in or on the storage housing, and expansion of the volume of the composition can be activated by sensors. | 01-15-2015 |
20150037628 | RECHARGEABLE BATTERY HAVING UPPER INSULATOR MEMBER - A rechargeable battery includes an electrode assembly including a first electrode and a second electrode, a case in which the electrode assembly is mounted, a cap plate coupled to the case, the cap plate including a short-circuit hole therethrough, a first terminal electrically connected to the first electrode, a second terminal electrically connected to the second electrode, an upper insulating member between the second terminal and the cap plate, the upper insulating member including a connection hole in fluid communication with the short-circuit hole, and an air vent hole spaced apart from the connection hole, and a short-circuit member in the short-circuit hole, the short-circuit member being between the cap plate and the upper insulating member, and the short-circuit member being configured to deform to electrically connect the first electrode with the second electrode. | 02-05-2015 |
20150044526 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly; a terminal; and a current collector electrically connecting the electrode assembly and the terminal, the current collector including a first fuse for a first current and a second fuse for a second current, the first current being different from the second current. | 02-12-2015 |
20150044527 | BATTERY CORE HERMETIC CASING - A battery cell core is hermetically sealed inside a casing, with conductive paths formed in the casing that individually connect cell subsets of the core to a battery management circuit for detecting individual failing cell subsets and for changing the battery output voltage by forming series/parallel connections between the cell subsets. In one version, the casing has a metal can with an opening of the can being sealed by a non-conductive cap that is sealed and bonded along its periphery to the can walls. In one aspect, the cap has edge metallization along its periphery where it is sealed to the can walls. In another aspect, the conductive paths are formed in the non-conductive cap. Various other embodiments are also described and claimed. | 02-12-2015 |
20150044528 | OVERCURRENT SHUT-OFF DEVICE AND SECONDARY BATTERY SYSTEM COMPRISING THE SAME - An overcurrent shut-off device according to an exemplary embodiment of the present disclosure includes a switching unit connected to both ends of a secondary battery, the switching unit being turned on by pressure caused by a swelling phenomenon occurring in the secondary battery, and a fusing unit, as a component installed on a path of an electric current flowing through the secondary battery, being ruptured when the switching unit is turned on, to interrupt the electric current flowing through the secondary battery. | 02-12-2015 |
20150050530 | BATTERY FOR WORK VEHICLE AND BATTERY-TYPE WORK VEHICLE - A battery includes: battery cell groups, each of which is obtained by connecting battery cells in series to each other; a battery casing storing the battery cells; a bus-bar connecting positive electrodes of the respective battery cell groups; a bus-bar connecting negative electrodes of the respective battery cell groups; and a first line connecting the positive electrode and the bus-bar, a second line connecting the negative electrode and the bus-bar, and a third line connecting the battery cells included in each of the battery cell groups. The first line and the second line are drawn to the outside of the battery casing and connected to the bus-bar, and the corresponding first and second lines are bent at the outside of the battery casing according to a position of the battery cell group in the battery casing and are connected to the bus-bar. | 02-19-2015 |
20150050531 | BATTERY CELL CONNECTOR - A battery system includes a connector electrically connecting, in parallel, three or more battery cells, where the connector includes a fuse integrally formed therein at least between a first one or more cells in the group of cells and a second one or more cells in the group of cells. The connector may be a unitary piece of conductive material that has a cross sectional area that narrows between each cell to form a fuse between each of the three or more battery cells and/or narrows between pairs of the three or more battery cells. Each fuse's cross-sectional area is dimensioned so as to disconnect the cell(s) on one side of the fuse from the cell(s) on the other side of the fuse, thereby preventing a thermal runaway event. A battery pack comprising this battery system may have an external fuse that responds to a short circuit occurring external to the battery system before the connector's fuses do. Likewise, the connector's fuses may respond to a short circuit occurring within the battery system before the external fuse does. The connector may facilitate an improved method of manufacturing battery packs. | 02-19-2015 |
20150050532 | BATTERY PACK SYSTEM - A cell housing, such as for a backpack battery pack, includes a first wall, a second wall, and a cell retention structure there-between, wherein the cell retention structure is configured to retain battery cells arranged in a matrix of rows and columns such that the longitudinal axis of each battery cell is substantially parallel to the longitudinal axes of the other battery cells. A plurality of connectors are located on the exterior of the cell housing and are electrically connected to the battery cells through openings in the first and second walls of the cell housing. The connectors electrically connect the cells in each row in parallel and the cells in each column in series. The connectors may comprise unitary connectors that electrically connect the positive terminals of at least two cells of one row of cells to each other and also to the negative terminals of at least two cells of another row of cells. At least one fuse may be disposed in the connectors electrically between at least one cell and a plurality of the other connected cells. A relay may be connected in series between a printed circuit board and the battery cells to disconnect the cells from the load upon the occurrence of a predetermined event. | 02-19-2015 |
20150056481 | FILLING DEVICE FOR FIREFIGHTERS OF A DRIVE BATTERY OF AN ELECTRIC OR HYBRID VEHICLE - An electric or hybrid vehicle including an arrangement of mechanisms introducing an extinguishing fluid into a battery pack, especially a drive battery, of the vehicle. A first port is placed in a wall of the pack and provides access to an interior of the pack, the first port including a partial or total blocking mechanism being removable or meltable under effect of temperature. A second port is placed in an element of a body of the vehicle facing the first port. Extinguishing fluid may be introduced into the pack through two ports once the blocking mechanism of the first port has been removed or melted. | 02-26-2015 |
20150056482 | BATTERY PACK WITH A FIRE PREVENTING AGENT - A battery pack having one or more battery cells, a shell enclosing the one or more battery cells, wherein at least part of the shell is separated in space with one or more battery cells, and a fire preventing and restricting agent placed between the shell and one or more battery cells. The fire preventing and restricting agent includes thermally expandable agent which is capable of preventing, retarding and/or extinguishing a fire in the battery pack by filling the space between the shell and one or more battery cells. | 02-26-2015 |
20150064515 | Pressure response membrane - Pressure response devices, systems, and associated methods. The pressure response device includes a flange portion, a central portion, and an angled frustum portion provided between the flange portion and the central portion, with the angled frustum potion configured to activate upon experiencing a predetermined pressure differential. Pressure response systems may include a projection, a conductive arch, or a photo emitter configured to indicate a response to the predetermined pressure differential. Pressure response device may be a battery device, with the pressure response member configured to form part of an electrical conducting path until a predetermined pressure condition is reached. | 03-05-2015 |
20150064516 | FLEX CIRCUIT SYSTEM FOR A BATTERY ASSEMBLY OF AN ELECTRIFIED VEHICLE - A flex circuit system according to an exemplary aspect of the present disclosure includes, among other things, a substrate, at least one bus bar mounted to the substrate and at least one voltage sense lead integrated with the substrate. | 03-05-2015 |
20150064517 | Rechargeable Battery Module - A rechargeable battery module includes a plurality of unit cells each including a rechargeable battery, a first electrode terminal, and a second electrode terminal; a bus bar coupling adjacent ones of the plurality of unit cells; a first module terminal coupled to the first electrode terminal of one of the plurality of unit cells at one side of the unit cells; a second module terminal coupled to the second electrode terminal of an other one of the plurality of unit cells at an opposite side of the unit cells; and a module short-circuit member coupled to the first module terminal or the second module terminal, separated from the other module terminal, and configured to contact the other module terminal according to temperature. | 03-05-2015 |
20150072186 | RECHARGABLE BATTERY HAVING A FUSE - A rechargeable battery includes an electrode assembly including a first electrode and a second electrode, a case configured to store the electrode assembly, a cap plate attached to the case, a terminal electrically connected to the first electrode and protruding out of the cap plate, a current collecting member connecting the first electrode with the terminal, the current collecting member including a fuse portion, a lower insulating member between the cap plate and the current collecting member, and a barrier between the lower insulating member and the fuse portion. | 03-12-2015 |
20150072187 | BLADED FUSE CONNECTORS FOR USE IN A VEHICLE BATTERY MODULE - A battery system having a bladed fuse connector and a method of operation of the bladed fuse connector are provided. The system may, in certain embodiments, include a printed circuit board (PCB) and a high current interconnect. The high current interconnect may be mounted to and extending upward from the PCB. The battery system may also include a fuse. The fuse may limit an amount of current flowing through the battery system. Additionally, the battery system may include a bladed fuse connector coupled between the high current interconnect and the fuse. The bladed fuse connector may carry a current between the high current interconnect and the fuse. To that end, the bladed fuse connector may include an S-shaped bend between the high current interconnect and the fuse. | 03-12-2015 |
20150072188 | SYSTEMS, METHODS, AND DEVICES FOR CONSTANT CURRENT RELAY CONTROL OF A BATTERY MODULE - A battery module may include a housing, a plurality of battery cells disposed in the housing, a battery terminal extending from the battery module for coupling the battery module with electrical components in the vehicle, and a contactor. A voltage supplied to a relay coil in the contactor may generate a magnetic field to actuate a contactor switch. The battery module may also include a printed circuit board (PCB) disposed in the housing. The PCB may include a relay control circuit configured to control a current flowing across the relay coil, and the relay control circuit may operate in a pull-in mode to transition the contactor switch into a closed position and in a hold mode to maintain the contactor switch in the closed position. | 03-12-2015 |
20150072189 | RECHARGEABLE BATTERY HAVING SHORT-CIRCUT MEMBER - A rechargeable battery includes an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap plate coupled to the case; a terminal electrically connected to the first electrode and protruding out of the cap plate; a short-circuit member at a short-circuit opening in the cap plate and configured to deform to electrically connect the first electrode and the second electrode; and a blocking member below the short-circuit opening and having a plurality of openings. | 03-12-2015 |
20150079429 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode; a case accommodating the electrode assembly therein; a cap plate closing an opening of the case; a first electrode terminal and a second electrode terminal extending through the cap plate and coupled to the electrode assembly; and an external short-circuiter including a membrane closing and sealing a short-circuit opening in the cap plate and coupled to the second electrode terminal, and a short-circuit tab coupled to the first electrode terminal and separated from the membrane, wherein the cap plate includes a bending inducement groove formed at the second electrode terminal. | 03-19-2015 |
20150079430 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case accommodating the electrode assembly therein; a cap plate configured to close and seal an opening of the case; first and second electrode terminals extending through the cap plate and electrically coupled to the electrode assembly; and an external short-circuiter configured to electrically isolate or short-circuit the cap plate and the first terminal from or to each other, the cap plate being electrically coupled to the second electrode terminal. The external short-circuiter includes a membrane configured to close and seal a short-circuit opening in the cap plate, a short-circuit tab electrically coupled to the first electrode terminal and located at a side of the membrane, and the short-circuit tab includes a short-circuit protrusion, the short-circuit protrusion being configured to be separated from or short-circuited to the membrane. The membrane and the short-circuit protrusion have substantially the same resistivity. | 03-19-2015 |
20150079431 | RECHARGEABLE BATTERY HAVING SAFETY MEMBER - A rechargeable battery according includes a plurality of electrode assemblies including a first electrode assembly and a second electrode assembly, a case housing the plurality of electrode assemblies, a cap assembly coupled to the case, and a first safety member including a first conductive plate between the first electrode assembly and the case, a second conductive plate between the second electrode assembly and the case, and a safety fuse between the first conductive plate and the second conductive plate and coupling the first and second conductive plates together. | 03-19-2015 |
20150079432 | CURRENT INTERRUPTION DEVICE AND ELECTRIC STORAGE DEVICE USING SAME - A current interruption device includes: a deforming plate configured to deform when the internal pressure of the casing rises above the predetermined level; a conducting plate which configures the current path; and a contact plate. The conducting plate includes a first contact portion configured to contact the contact plate. The contact plate includes a second contact portion configured to contact the first contact portion. The deforming plate includes a pressure receiving portion configured to receive the internal pressure of the casing and a contacting portion configured to contact the first contact portion. The second contact portion is configured to be separated from the conducting plate by deformation causing the contacting portion to move toward the contact plate. The deforming plate is insulated from the conducting plate and the contact plate. The conducting plate is disposed to be interleaved between the deforming plate and the contact plate. | 03-19-2015 |
20150093609 | RECHARGABLE BATTERY - A rechargeable battery includes an electrode assembly for charging and discharging, a case in which the electrode assembly is stored; an electrode terminal electrically connected to the electrode assembly; a current collecting portion that electrically connects the electrode assembly with the electrode terminal, the current collecting portion including a fuse portion; and an insulation portion that insulates the fuse portion, the insulation portion being slidable in response to pressure applied in the fuse portion. | 04-02-2015 |
20150093610 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case housing the electrode assembly; and an electrode connection assembly electrically coupled to the electrode assembly, the electrode connection assembly including: a terminal; a current collector electrically coupled to the electrode assembly; an insulating member between the terminal and the current collector, wherein a portion of the insulating member is spaced from the terminal and the current collector; and a connection member electrically coupling the terminal and the current collector, the connection member including a fuse part, wherein the portion of the insulating member overlaps with the connection member. | 04-02-2015 |
20150093611 | SECONDARY BATTERY REUSE METHOD, VEHICLE DRIVE POWER SOURCE, AND VEHICLE - Secondary battery reuse method in which, when used secondary battery packs G and A in a lithium secondary battery have become unusable, the resistances and capacities of a plurality of secondary battery stacks constituting the secondary battery pack G are measured and a reusable secondary battery stack is selected and separated therefrom by comparing these measured resistances and capacities with a resistance threshold value H and a capacity threshold value I, respectively. In addition, a new secondary battery pack is rebuilt (constructed) by combining the secondary battery stack with a secondary battery stack that has been determined to be reusable in the secondary battery pack A in the same manner as in the secondary battery pack G. | 04-02-2015 |
20150093612 | Energy Storage Device - An energy storage device includes an electrode assembly, a case, a terminal part, and a current collector, wherein the terminal part has: an external terminal having at least a part exposed to outside of the case; a conduction member configured to make the external terminal and the current collector conductive; a decoupling mechanism configured to decouple the conduction member, or hinder a conduction state of the conduction member; and an auxiliary terminal disposed spaced from the external terminal, and having at least a part exposed to the outside of the case, the auxiliary terminal being electrically connected to the current collector. | 04-02-2015 |
20150099148 | SECONDARY BATTERY - Provided is a secondary battery including an electrode assembly, a case accommodating the electrode assembly, and a cap assembly, including a cap plate having a short-circuit hole, configured to seal the case. The secondary battery includes a first connection plate at an exterior surface of the case and coupled to the electrode assembly, a capacitive member between the first connection plate and the cap plate, and a short-circuit unit including an inversion plate positioned in the short-circuit hole, and a second connection plate at an exterior side surface of the case spaced apart from the cap plate and extending over at least a portion of the short-circuit hole, the second connection plate being coupled to the electrode assembly. | 04-09-2015 |
20150099149 | RECHARGEABLE BATTERY HAVING CONNECTION MEMBER - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap plate coupled to the case; and a connection member electrically connecting the first electrode and the cap plate, wherein the connection member is configured to be deformed to electrically disconnect the first electrode and the cap plate. | 04-09-2015 |
20150104683 | BATTERY PACK - The invention concerns a battery pack ( | 04-16-2015 |
20150111072 | BATTERY MODULE - A battery module including a plurality of battery cells arranged in a row; a plurality of bus bars connecting the plurality of battery cells in series; and a short circuit member that is mechanically connected to a first battery cell among the plurality of battery cells and that is electrically connected to a second battery cell among the plurality of battery cells. | 04-23-2015 |
20150111073 | BATTERY PACK UNIT INTEGRATING BUS BAR UNIT, CELL MONITOR SUBSTRATE AND CONTROL UNIT - A battery pack unit includes: a plurality of battery cells each having an electrode; a battery pack constituted by the plurality of battery cells being laminated in a lamination direction; an electrode connecting member electrically connecting electrodes of mutually adjacent battery cells; a cell monitor substrate that monitors a state of every battery cell and a control unit electrically connected to the cell monitor substrate, receiving a signal transmitted from the cell monitor substrate. The cell monitor substrate and the control unit are arranged in the lamination direction and arranged in parallel with the electrode connecting member at a side of the electrode surface. | 04-23-2015 |
20150118527 | BATTERY AND MOTOR VEHICLE HAVING THE BATTERY ACCORDING TO THE DISCLOSURE - A battery includes at least one galvanic cell enclosed in one cell housing in each case and a pressure-sensitive diaphragm in the cell housing. The diaphragm is configured to react to at least one discrete degree of pressure difference with at least one discrete degree of deformation. A signal encoder is positioned in the operative region of a deformation of the diaphragm. The battery has at least one electric switching element operatively connected to the signal encoder and configured to disconnect a main electric current of the battery. A motor vehicle is connected to the battery. | 04-30-2015 |
20150118528 | RECHARGEABLE BATTERY HAVING FUSE UNIT - A rechargeable battery includes: an electrode assembly including first and second electrodes; a case containing the electrode assembly; a cap plate covering an opening of the case; a first terminal protruding outside of the case and electrically coupled to the first electrode; a second terminal protruding outside of the case and electrically coupled to the second electrode; a current collector including first and second fuse units, and electrically coupled to the first electrode, wherein the first fuse unit and the second fuse unit each have a cross-sectional area smaller than a cross-sectional area of an adjacent region and are spaced from each other; and a connector coupled to the current collector between the first fuse unit and the second fuse unit, and adapted to electrically couple the cap plate and the current collector, wherein a resistance of the connector is less than that of the first terminal. | 04-30-2015 |
20150140373 | SECONDARY BATTERY MODULE - A secondary battery module includes a plurality of secondary battery units each including at least one secondary battery, each secondary battery including an electrode assembly, a case accommodating the electrode assembly, and first and second electrode terminals electrically connected to the electrode assembly, wherein for at least the first secondary battery unit of the plurality of secondary battery units, each of the corresponding at least one secondary batteries further includes a short-circuit member electrically connected to the corresponding first electrode terminal and protruding to the outside of the case upon the internal pressure of the case reaching a high-pressure condition; at least one fuse connecting at least two of the plurality of secondary battery units to one another in series; and a short circuit connection member having a first side facing each of the short-circuit members of the at least one secondary battery of the first of the plurality of secondary battery units and a second side electrically connected to a second electrode terminal of a secondary batter of another of the plurality of secondary battery units. | 05-21-2015 |
20150140374 | BATTERY STATE CONTROL CIRCUIT, BATTERY STATE CONTROL APPARATUS, AND BATTERY PACK - A battery state control circuit is provided for use in a battery pack including a plurality of battery units connected in series, and a plurality of coils connected in parallel with the plurality of battery units respectively. The battery state control circuit includes one or more switching elements each connected between one of the coils and a corresponding one of the battery units, wherein turning ON and OFF of the switching elements is controlled based on a difference between a voltage at a first junction point where a corresponding one of the switching elements and a corresponding one of the coils are in contact and a voltage at a second junction point where the corresponding one of the switching elements and a corresponding one of the battery units are in contact. | 05-21-2015 |
20150147607 | INSULATING CONTAINER FOR BATTERY, BATTERY CONTROL DEVICE, AND BATTERY-FAILURE DETECTION METHOD - A battery assembly heat insulating container includes a box body and a lid body. The box body has an opening on its upper surface, and contains a battery module formed by connecting a plurality of battery cells in series or in parallel. The lid body is placed on the upper surface of the box body. The battery assembly heat insulating container is adapted to provide heat insulation between an external space and an internal space formed by the box body and the lid body and configured to contain the battery module. A circuit member configured to detect leakage of active material from the battery module is provided at the bottom of the box body. | 05-28-2015 |
20150295220 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including first and second non-coating portions; a first current collector connected to the first non-coating portion, and a second current collector connected to the second non-coating portion; and a cap assembly including a first terminal connection member connected to a portion of the first current collector, and a second terminal connection member connected to portion of the second current collector, and a terminal connection member of the first and second terminal connection members includes a fuse. | 10-15-2015 |
20150295221 | RECTANGULAR SECONDARY BATTERY - Provided is a rectangular secondary battery with improved rigidity against vibrations and impacts. A rectangular secondary battery of the present invention includes: a flat-shaped electrode group; a current-collecting plate electrically connected to the electrode group; a battery case accommodating the current-collecting plate and the electrode group; a battery cover that closes an opening of the battery case; an electrode terminal penetrating through the battery cover, the electrode terminal being connected to the current-collecting plate via a connecting member; and a gasket that is inserted between the electrode terminal and the battery cover for insulating and sealing. An insulator is disposed between the current-collecting plate and the battery cover, the battery cover includes a battery cover side fixing part that fixes the insulator, and the insulator includes a current-collecting plate side fixing part that fixes the current-collecting plate. | 10-15-2015 |
20150295222 | RECHARGEABLE BATTERY - A rechargeable battery is provided, which includes a protection layer with an inversion plate, thereby improving safety by preventing the inversion plate from malfunctioning. In one example embodiment, the rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator disposed between the first electrode plate and the second electrode plate, a case accommodating the electrode assembly, and a cap assembly coupled to the case, wherein the cap assembly comprises a cap plate sealing the case and having a short-circuit opening, an inversion plate installed in the short-circuit opening of the cap plate, and a connection plate installed to cover the short-circuit opening of the cap plate, and a protection layer having a higher melting point than the cap plate is formed under the inversion plate. | 10-15-2015 |
20150295245 | Metal/Oxygen Battery with a Clean Surface for Oxidizing Redox Additives - In one embodiment, an electrochemical cell includes a negative electrode including a form of lithium, a positive electrode spaced apart from the negative electrode and including an electron conducting matrix, a current collector, and a conductor, the conductor having a potential controllable with respect to the collector potential, a separator positioned between the negative electrode and the positive electrode, an electrolyte including a salt, and a charging redox couple located within the positive electrode, wherein the electrochemical cell is characterized by the transfer of electrons from a discharge product located in the positive electrode to the electron conducting matrix by the charging redox couple during a charge cycle. | 10-15-2015 |
20150295283 | BATTERY PACK - Disclosed is a battery pack, which allows easy assembling and exchange of electrical equipment and has an uncomplicated structure. The battery pack includes at least one battery module, the battery module including a plurality of secondary batteries, and an electrical equipment plate having a plate shape on which at least two of a battery management system (BMS), a current sensor, a relay and a fuse are mounted, the electrical equipment plate being electrically connected to the at least one battery module. | 10-15-2015 |
20150303439 | RECHARGEABLE BATTERY HAVING A CURRENT DISTRIBUTION MEMBER - A rechargeable battery including an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap assembly coupled with the case, the cap assembly including a terminal; a first current collecting member, the first current collecting member including a fuse portion connecting the terminal with the first electrode, and an electrode bonding portion fixed to the electrode assembly, the fuse portion having a lower melting point than other portions of the first current collecting member; and a current distribution member fixed to the first current collecting member, the current distribution member electrically connecting the first current collecting member with the case. | 10-22-2015 |
20150303440 | Power Supply Connection Device, and Battery Pack Including Same - Provided is a battery for a secondary cell, and more particularly, a power supply connection device for an electrical connection of a battery and a battery pack including the same. | 10-22-2015 |
20150303441 | SECONDARY BATTERY MANUFACTURING METHOD AND SECONDARY BATTERY - A secondary battery includes, in a battery case, an electrode body having an electrode sheet, a current collecting member including a weld part ultrasonic welded to a current collecting foil of the electrode sheet, and a pressure-type current interrupt mechanism electrically connected to the current collecting member. The current interrupt mechanism has a first valve element integrated with the current collecting member and a second element body, both joined at a joint portion. Of the current collecting member, the first valve element, and the second valve element, at least a part between the weld part and the joint portion is made of damping metal. A method of manufacturing this secondary battery includes: a step of forming a structure in which the first and second valve elements are joined at the joint portion; and a step of thereafter ultrasonic welding the current collecting foil and the weld part. | 10-22-2015 |
20150303528 | SECONDARY BATTERY WITH AN OVERCHARGE PROTECTION DEVICE - A secondary battery with an overcharge protection device includes a battery case with a chamber for holding a plurality of secondary battery cells; a heat dissipation plate fixed to the battery case; and an overcharge discharge device disposed in the battery case and including a plurality of overcharge discharge modules electrically connected to the secondary battery cells. Each overcharge discharge module includes a balance resistor fixed to the heat dissipation plate. The battery case and the heat dissipation plate are made of metal, the balance resistors are cement resistors, a plurality of first connectors are electrically connected to the overcharge discharge modules, and a plurality of second connectors are electrically connected to the cement resistors and removably fixed to a corresponding one of the first connectors. | 10-22-2015 |
20150309118 | METHOD AND APPARATUS FOR DETECTING STATE OF SAFETY PLUG - Provided is a method and apparatus for detecting a state of a safety plug. The apparatus includes a safety plug configured to switch a connection between battery modules. The apparatus also includes a voltage output unit configured to apply a test voltage to distribution elements operatively connected to the safety plug, and output a voltage varying based on a state of the safety plug. | 10-29-2015 |
20150311571 | BATTERY CELL COMPRISING A DEVICE FOR MONITORING AT LEAST ONE PARAMETER OF THE BATTERY CELL - The invention relates to a battery cell ( | 10-29-2015 |
20150333313 | CYLINDRICAL SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME - A sealing body of a battery includes a positive electrode cap, a safety valve electrically connected to the positive electrode cap, a plurality of protrusions that are disposed annularly and intermittently on the outer peripheral side of a conductive contact part of the safety valve and that are each formed so as to be inclined toward the center of the sealing body, and an insulating member that covers at least top parts of the plurality of protrusions, side surfaces thereof on the center side, and a surface of the safety valve on the center side, that is fitted to the center side of the plurality of protrusions, whose vertical sectional shape is bent in a Z-shape. A terminal plate is fitted and fixed to the center side of the insulating member and is connected by welding to the conductive contact portion through a central opening of the insulating member. | 11-19-2015 |
20150333323 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery includes: a pressure-type current interrupt device arranged in a conductive path, for interrupting the conductive path when an internal pressure exceeds a working pressure; a non-aqueous electrolyte; and a positive electrode composite material layer. The non-aqueous electrolyte contains a gas generation agent that generates a gas in an overcharge region, and the positive electrode composite material layer contains a first positive electrode active material particle including lithium iron phosphate, and a second positive electrode active material particle including lithium-nickel composite oxide. A ratio of the first positive electrode active material particle to a total mass of the first positive electrode active material particle and the second positive electrode active material particle is 5% by mass or more and 20% by mass or less. | 11-19-2015 |
20150333379 | THERMAL MANAGEMENT SYSTEM FOR AN ELECTRIFIED VEHICLE - A battery system according to an exemplary aspect of the present disclosure includes, among other things, a battery pack, a first sensor at an inlet of the battery pack and a second sensor at an outlet of the battery pack. | 11-19-2015 |
20150340743 | Battery Management System having an Increased Robustness against Negative Voltages - A battery management system includes at least one cell monitoring unit with a plurality of cell voltage terminals, supply lines coupled to the cell voltage terminals, and a cell monitoring circuit made of a plurality of electronic semiconductor modules connected in parallel via the supply lines. The battery management system is configured to monitor a plurality of battery cells via the cell monitoring unit. The battery cells are in each case connected on both sides with their respective positive battery cell terminal and negative battery cell terminal to the battery management system via the cell voltage terminals. Furthermore, one or several supply lines are provided with a melt fuse so that in each battery cell that is connected to the battery management system at least one supply line coupled to the battery cell comprises a melt fuse in its current path. | 11-26-2015 |
20150340744 | BATTERY CELL HEALTH MONITORING USING EDDY CURRENT SENSING - The invention provides a battery sensing system comprising a battery module comprising a plurality of battery cells, at least one sensor coil coupled to or placed adjacent to one of more of the plurality of battery cells to determine cell expansion during cell operation, and a battery management system comprising one or more processors and/or microcontrollers that control operation of the plurality of battery cells. | 11-26-2015 |
20150349314 | BATTERY PACK - Disclosed herein is a battery pack which includes a plurality of battery modules housed in a housing. The battery modules are connected in series to each other via connecting members that connects external terminals of the battery modules to each other. The battery modules are classified into groups, each being comprised of at least two of the battery modules, two terminal ones of which have a potential difference of at most V or less between themselves. A first connecting member connects the external terminals of the battery modules to each other between two adjacent ones of the groups. A second connecting member connects the external terminals of the battery modules to each other within an identical one of the groups. If water penetrates into the housing, the first connecting member is electrically cut off, preferentially relative to the second connecting member. | 12-03-2015 |
20150349321 | POLYMER FUSED BATTERIES - Polymer-fused batteries are provided. The battery includes a casing, an anode coupled to the casing, an electrical source disposed between the casing and the anode, and a fuse. The polymer fuse comprises an electrically-conductive material formulated to decompose upon contact with a bodily fluid. | 12-03-2015 |
20150357623 | FUSIBLE LINK - In a fusible link, a fuse element integrally formed with a metallic plate includes a battery coupling plate and two external coupling plates. The battery coupling plate is couple to a battery terminal. The external coupling plates are coupled through fusible parts to connecting plates extending to both sides of the battery coupling plate. Three resin housings support the fuse element so as to expose the connecting plates among the housings adjacent to each other. The installation configuration of the fuse element can be selected depending on the space on the battery side, thereby achieving increased flexibility of and reduction in the space for the fusible link mounted on the battery. | 12-10-2015 |
20150357682 | GROOVED COVER FOR BATTERY ARRAY - A battery array according to an exemplary aspect of the present disclosure includes, among other things, a circuit connector assembly and a cover that partially covers the circuit connector assembly. The cover includes a groove. A sense-line wire is received within the groove. | 12-10-2015 |
20150364743 | Battery - A battery includes a shell, a core received in the shell and having first and second electrode tabs, and first and second protection components. Each of the first and second protection components includes two insulating layers and a conducting layer disposed between two insulating layers. The conducting layer of the first protection component defines a first end electrically connected to the first electrode tab and a second end configured as a free end. The conducting layer of the second protection component defines a first end electrically connected to the second electrode tab and a second end configured as a free end. | 12-17-2015 |
20150364744 | ELECTRODE MEMBER AND BATTERY BLOCK - Collector connected to a terminal of a cell includes: substrate portion made of a conductive plate material; connection portion that is defined by first slit formed in the conductive plate material, and is connected to the terminal of the cell; narrow fuse that is defined by second slits that are formed in the conductive plate material so as to extend from first slit, and whose one end is connected to substrate portion and the other end is connected to connection portion; and insulating film bonded to a region including fuse and second slits defining fuse across substrate portion and connection portion. | 12-17-2015 |
20150364797 | PARALLEL-CONNECTED ELECTRICITY STORAGE SYSTEM - A parallel-connected electricity storage system in which a plurality of chargeable and dischargeable electricity storage elements are connected in series as an electricity storage element row and a plurality of the electricity storage element rows are connected in parallel includes an electricity-storage-element-voltage measuring device that measures an electricity storage element voltage of each of the electricity storage elements, an electricity-storage-element-state estimating device that estimates an electricity storage element state of each of the electricity storage elements, an electricity-storage-element-current measuring device that measures an electricity storage element current of each of the electricity storage element rows, a parallel-connected switch that performs connection and disconnection to and from the parallel-connected electricity storage system for each of the electricity storage element rows, and a parallel-connected-switch control means for turning on the parallel-connected switch on the basis of the electricity storage element voltage, the electricity storage element state, and the electricity storage element current. | 12-17-2015 |
20150372353 | BATTERY CELL PROVIDED WITH CUT PORTION AND BATTERY PACK COMPRISING THE SAME - Disclosed herein is a battery cell including an electrode assembly including a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, and a case in which the electrode assembly is mounted, wherein a body of the electrode assembly and a body of the case are provided with cut portions. | 12-24-2015 |
20150380776 | INTERNAL ENERGY SUPPLY OF ENERGY STORAGE MODULES FOR AN ENERGY STORAGE DEVICE, AND ENERGY STORAGE DEVICE WITH SUCH AN INTERNAL ENERGY SUPPLY - The invention relates to an energy storage module for an energy storage device, comprising an energy storage cell module which has a storage cell series circuit of at least two energy storage cells, comprising a coupling device, which comprises a plurality of coupling elements and is designed to selectively connect the energy storage cell module into an energy supply line of the energy storage device or to bypass the energy storage cell module in an energy supply line, and comprising a driver module which is designed to generate drive signals for the plurality of coupling elements. The driver module has a first energy supply connection and a second energy supply connection. The first energy supply connection is connected to a first end connection of the energy storage cell module via a first supply line and to a first node point between two energy storage cells of the storage cell series circuit via a second supply line. The second energy supply connection is connected to a second end connection of the energy storage cell module via a third supply line and to a second node point between two energy storage cells of the storage cell series circuit via a fourth supply line. The second node point lies between the first node point and the first end connection. | 12-31-2015 |
20150380778 | BATTERY CELL ASSEMBLY AND BATTERY MODULE FOR DETECTING SWELLING PHENOMENON THEREOF - A battery cell assembly includes a battery cell, a cartridge surrounding an edge of the battery cell and having insertion holes on opposite sides thereof, and a strap section disposed across one surface of the battery cell and having an elongated body part, fastening parts on opposite ends of the elongated body part, and a press pin protruding vertically from the elongated body part. A battery module capable of detecting swelling includes the plurality of battery cell assemblies. | 12-31-2015 |
20160006008 | Storage Cell Unit for a Motor Vehicle and Motor Vehicle Comprising a Storage Cell Unit - A storage cell unit for a motor vehicle having an electric drive has a housing, in which storage cells are arranged. The housing has an energy absorption region, which is deformable in event of a collision for the purpose of energy absorption. | 01-07-2016 |
20160006013 | Battery - A battery includes a shell, a core and a protection component received in the shell. The core includes a first electrode tab connected to a first current collector and a second electrode tab connected to a second current collector of the core. The protection component includes two insulating layers and a conducting layer disposed between two insulating layers. The conducting layer defines a first end electrically connected to the first electrode tab and a second end configured as a free end, and an outmost current collector of the core is configured by the second current collector. | 01-07-2016 |
20160006030 | POSITIVE ELECTRODE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY USING SAME - A positive electrode active material for lithium secondary batteries disclosed herein comprises a lithium transition metal oxide of a layered structure, represented by formula Li | 01-07-2016 |
20160013523 | Apparatus For Electrochemical Cell Temperature Measurement In A Battery Pack | 01-14-2016 |
20160020445 | ELECTRIC ENERGY STORAGE AND SUPPLY SYSTEM - An electric energy storage and supply system comprising a tank capable of accommodating a plurality of battery units where each battery unit comprises an electric energy reservoir having positive and negative voltage supply terminals, three or more electric contact pads on an outer surface of the battery unit, and a dynamically configurable connection unit for electrically connecting each of said positive and negative voltage supply terminals to any one or more of said electric contact pads, wherein electric energy can be drawn from the electric energy reservoir via selectively different combinations of electric contact pads. The system further comprises at least two inwardly facing tank contact pads provided on the inside of the tank for contacting electric contact pads of neighboring battery units and for delivering electrical energy from the system towards an external load. | 01-21-2016 |
20160028068 | SECONDARY BATTERY AND ELECTRODE LEAD ASSEMBLY APPLIED THERETO - A secondary battery according to the present disclosure includes an electrode assembly, a first lead plate connected to the electrode assembly, a second lead plate disposed facing the first lead plate with a gap therebetween such that at least a portion of the second lead plate overlaps with at least a portion of the first lead plate, a metal bridge disposed within the gap to connect the first lead plate and the second lead plate, a first sealant disposed within the gap further outside than the metal bridge, a pouch case to receive the electrode assembly such that the second lead plate is drawn outside, and a second sealant interposed respectively between an inner surface of the pouch case and the first lead plate and between the inner surface of the pouch case and the second lead plate. | 01-28-2016 |
20160036032 | OVERCHARGE PROTECTION DEVICE FOR A BATTERY MODULE - The present disclosure includes a battery module having a plurality of battery cells disposed in a housing. Each of the plurality of battery cells has a positive terminal, a negative terminal, an overcharge protection assembly, and a casing having an electrically conductive material. The overcharge protection assembly includes a vent, a first spring component, a second spring component, and an insulative component. The first spring component is coupled to the positive terminal, the second spring component is coupled to the negative terminal, the insulative component is between the first spring component and a conductive piece and between the second spring component and the conductive piece, and the vent is configured to drive the insulative component from between the first and second spring components and the conductive piece, such that the first and second spring components contact the conductive piece, when a pressure in the casing exceeds a threshold. | 02-04-2016 |
20160036090 | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a nonaqueous electrolyte battery includes a container, a positive electrode housed in the container, a negative electrode housed in the container, and a nonaqueous electrolyte housed in the container. The positive electrode includes a positive electrode active material represented by a general formula LiMO | 02-04-2016 |
20160043379 | RECHARGEABLE BATTERY HAVING SHORT-CIRCUIT PROTRUSION - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a first terminal electrically coupled to the first electrode, and a second terminal electrically coupled to the second electrode; a cap plate combined to the case and having a short-circuit hole formed therein; a membrane fixed to the cap plate and arranged in the short-circuit hole, the membrane being deformable to short-circuit the first electrode and the second electrode; and a short-circuit protrusion electrically coupled to the second electrode and arranged above the membrane to protrude theretoward, the short-circuit protrusion being arranged toward a side from a center of the short-circuit hole. | 02-11-2016 |
20160043381 | RECHARGEABLE BATTERY HAVING FUSE - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case for accommodating the electrode assembly; a first current collector coupled to the first electrode and including a fuse; and a second current collector coupled to the second electrode. First and second blocking members are positioned on the first current collector at a distance from each other with the fuse interposed inbetween and each blocking member includes a nonconductor. | 02-11-2016 |
20160043444 | BATTERY PACK - A battery pack includes a plurality of unit batteries, each including a pair of first side surfaces and a pair of second side surfaces perpendicular to the pair of first side surfaces, the unit batteries being side-by-side in a first direction such that the pair of first side surfaces face each other. A protective circuit module including a substrate and protective devices mounted on the substrate is electrically connected to the unit batteries adjacent to top portions of the unit batteries. A first cap cover accommodates the protective circuit module and the top portions of the unit batteries. A second cap cover is spaced apart from the first cap cover with the unit batteries therebetween. The second cap cover accommodates bottom portions of the unit batteries. At least one of the first cap cover and the second cap cover includes a rib extending in a region between adjacent unit batteries. | 02-11-2016 |
20160049636 | BATTERY PACK AND ELECTRIC DEVICE - The present invention reduces or shuts off output electric power of a battery pack, which is connected to an electric device, depending on an abnormality. According to the present invention, a battery pack is detachably connected to an electric-device main body having a switch, and includes a first electric-power control circuit that outputs a first signal to the electric-device main body when the switch is operated, the first signal for allowing supply of electric power to the electric-device main body, a second switching element provided on an electric-power supply path that supplies electric power to the electric-device main body, and a second electric-power control circuit that outputs a second signal to the second switching element if an abnormality occurs in the battery pack, the second signal for reducing or shutting off the electric power supplied to the electric-device main body. | 02-18-2016 |
20160049695 | BATTERY MODULE - A battery module capable is provided in which a fuse is replaced to improve safety. The battery module includes a battery housing and a voltage sensing part disposed within the housing and configured to sense a voltage within the housing. In addition, a fuse box part is configured to be electrically connected to the voltage sensing part and have a fuse provided therein. | 02-18-2016 |
20160049696 | BATTERY PACK - A battery pack includes a battery cell unit including a first battery cell and a second battery cell, wherein each of the first battery cell and the second battery cell includes electrode tabs, and electrode tabs of the first battery cell and electrode tabs of the second battery cell face each other, a protective circuit module between the first battery cell and the second battery cell, and a fixing case. The protective circuit module may be electrically connected to the electrode tabs of the first battery cell and the electrode tabs of the second battery cell. In addition, a structure including the first battery cell, the second battery cell, and the protective circuit module between the first battery cell and the second battery cell may have a first side, a second side opposite the first side, a first surface, and a second surface opposite the first surface, and the fixing case may cover at least a portion of at least one of the first side, the second side, the first surface, and the second surface. | 02-18-2016 |
20160052419 | BATTERY SYSTEM - [Task] To accurately estimate a distribution of concentration of lithium in an active material. | 02-25-2016 |
20160056442 | BATTERY PACK - A battery pack includes battery cells, at least one terminal having a shape that enables connection with another device, and electric connectors located between at least two of the battery cells and between one of the battery cells and the at least one terminal. At least one of the electric connectors breaks a current path when contacting water. | 02-25-2016 |
20160056463 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A negative electrode-regulated non-aqueous electrolyte secondary battery comprises a negative electrode having a negative electrode active material layer, a positive electrode having a positive electrode active material layer, a separator interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte and stops charging as a result of the voltage drop of the negative electrode. In the non-aqueous electrolyte secondary battery, the size of the negative electrode active material layer is larger than the size of the positive electrode active material layer. The positive electrode active material layer contains a lithium-nickel composite oxide (A) represented by the general formula LiNi | 02-25-2016 |
20160064723 | BATTERY WITH A SAFETY DEVICE WHICH CAN BE RESET, AND ALSO SUITABLE POLE STUD FOR THE BATTERY - A battery includes a housing, at least one individual cell arranged in the housing and including at least one positive electrode and at least one negative electrode, a positive pole stud passed through the housing and electrically connected to the at least one positive electrode and/or a negative pole stud passed through the housing and electrically connected to the at least one negative electrode, at least one electrical switch which can be pneumatically operated and changes its switching state in the event of an increase in pressure within the housing beyond a threshold value and thereby interrupts the electrical connection between at least one of the pole studs and an associated at least one electrode, and a resetting device with which an electrical connection which is interrupted as a result of a change in the switching state can be re-established without the housing having to be opened. | 03-03-2016 |
20160064776 | BATTERY PACK AND BATTERY DRIVING APPARATUS - A battery pack and a battery driving apparatus are disclosed. In one aspect, the battery pack includes a battery comprising at least one battery cell, and a terminal unit configured to be connected to an external apparatus. The battery pack further includes a controller configured to control the battery, be deactivated in a shut down mode, and wake up from the shut-down mode when a voltage is applied to the terminal unit and a wake-up switch configured to electrically connect the battery and the terminal unit. | 03-03-2016 |
20160064779 | LITHIUM ION BATTERY SYSTEM - It is provided a computer system, comprising a plurality of computers configured to execute processing in response to requests received from a plurality of external systems. The plurality of computers share an acceptance weight statistic value calculated by each of the plurality of computers with another computer within the same network segment. The processor of each of the plurality of computers is configured to: receive a broadcast transmitted from one of the plurality of external systems to the same network segment; determine whether to respond to the received broadcast by referring to the shared acceptance weight statistic value; and send a response to the one of the plurality of external systems that has transmitted the broadcast in order to allow the one of the plurality of external systems to transmit a processing request in a case where it is determined to respond to the received broadcast. | 03-03-2016 |
20160072118 | Battery Pack Electronic Equipment Chamber and Battery Package Comprising Same - An electronic equipment chamber is disclosed. The electronic equipment chamber has an electronic equipment chamber board on which at least one electronic component among a current sensor, a relay, and a fuse is disposed, a controller located in a center of the electronic equipment chamber board, the controller electrically connected to the electronic component and configured to control the electronic component, and a plurality of busbars electrically connected to the electronic component and disposed along an outer edge of the electronic equipment chamber board, the plurality of busbars spaced apart from the controller. | 03-10-2016 |
20160079588 | ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, there is provided an active material. The active material includes a composite oxide having an orthorhombic structure. The composite oxide is represented by the general formula Ti | 03-17-2016 |
20160087315 | PRODUCTION METHOD FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A production method for non-aqueous electrolyte secondary batteries includes a conditioning process in which an electrode group having a positive electrode and a negative electrode wound by interposing a separator therebetween is inserted inside a case a non-aqueous electrolyte including an overcharge additive is injected and the case is sealed, after which a restraining pressure is applied to the case, and charge/discharge is performed at least once. After initial charging in the conditioning process, a fracture portion is formed in secondary particles of a positive electrode active material, and then a conductive coating is formed on the fracture portion. | 03-24-2016 |
20160093843 | SYSTEMS AND METHODS FOR A MODULAR BATTERY PACK - A modular battery pack system includes a chassis for selective insertion and removal of a plurality of battery cells. The chassis includes a plurality of battery cell compartments, a backplane assembly, and one or more mechanical actuators. The plurality of battery cell compartments are each configured to receive a battery cell. The backplane assembly is configured to provide electrical connection from one or more batteries in the plurality of battery cell compartments to a load. The one or more mechanical actuators are configured to selectively establish electrical communication between the backplane assembly and the one or more batteries when the battery cell is within one of the plurality of battery compartments. | 03-31-2016 |
20160093849 | BATTERY MODULE COMPRESSED CELL ASSEMBLY - A battery module includes a housing including a first interior surface, a second interior surface opposite the first interior surface, and a compressed cell assembly disposed within an interior space of the housing between the first and second interior surfaces. The compressed cell assembly includes a plurality of prismatic battery cells arranged in a cell stack that includes a first end, a second end opposite the first end, and a retaining wall disposed between the first end of the cell stack and the first interior surface of the housing. The retaining wall includes a first surface in contact with the first end of the cell stack and a second surface opposite the first surface that contacts the first interior surface of the housing. The first and second interior surfaces are configured to maintain the compressed cell assembly in a compressed state having a compression force above a predetermined threshold. | 03-31-2016 |
20160093867 | RECHARGEABLE BATTERY - A rechargeable battery includes a case; an electrode assembly accommodating the case; a cap plate sealing an opening of the case; terminals electrically coupled to the electrode assembly and penetrating the cap plate; terminal plates on the cap plate and coupled to a respective one of the terminals; and a connecting member including a sinuous body located between the cap plate and the terminal plate to electrically couple the cap plate and the terminal plate. | 03-31-2016 |
20160093868 | BATTERY TERMINAL - A battery terminal includes a terminal body and a component terminal. The terminal body is connected to a rod-like electrode which projects from a terminal mounting surface of a battery and extends toward an outer periphery of the terminal mounting surface. An external fuse (electrical component) is connected to the component terminal. The terminal body and the component terminal are formed by being cut integrally from a single plate made of a conductive metal. | 03-31-2016 |
20160093869 | BATTERY TERMINAL, FUSE UNIT, AND METHOD FOR MANUFACTURING FUSE UNIT - A battery terminal includes a terminal main body provided in opposed plates thereof as a pair, formed by folding approximately in a U shape a strip plate made of a conductive metal, respectively with electrode insertion holes in which a rod-like electrode projecting from a terminal attaching surface in a battery is sequentially inserted, and formed to extend toward an outer edge of the terminal attaching surface at time of being connected to the rod-like electrode, and a joint joining the pair of the opposed plates in a state in which the opposed plates surface-contact and overlap each other on an opposite side of a folded part as seen from the electrode insertion hole. | 03-31-2016 |
20160093920 | BATTERY PACK - A battery pack includes a battery cell having an electrode tab and a protective circuit module electrically connected to the electrode tab. The protective circuit module has a first surface in an assembling direction of the electrode tab and a second surface opposite the first surface. The electrode tab is separated from the first surface. Therefore, the battery pack has an improved connection structure between the battery cell and the protective circuit module, and short circuits can be prevented or substantially prevented. | 03-31-2016 |
20160099459 | BATTERY WITH INTEGRATED FUSE - Battery, comprising a housing ( | 04-07-2016 |
20160109524 | Arrangement for Determining Characteristic Variables of an Electrochemical Energy Store - An arrangement for determining characteristic variables of an electrochemical energy store comprises a gradient sensor with a bridge circuit including anisotropic magnetoresistive resistance elements. The arrangement additionally comprises a conductor through which a current from the energy store flows during operation of the energy store. The conductor includes a first section configured to primarily magnetically influence a first side of the bridge circuit and a second section configured to primarily magnetically influence a second side of the bridge circuit. The first section and the second section are arranged with respect to the bridge circuit in such a manner that a flow of current through the conductor produces a measurable electrical voltage across the bridge circuit. | 04-21-2016 |
20160111704 | Multi-Layered Terminal Having Thermal Fuse for a Traction Battery Cell - A vehicle traction battery assembly which may include an array of battery cells is provided. Each of the cells includes terminals of opposite polarity. Each of the terminals may have a plurality of segment layers, and at least one of the segment layers of each of the terminals may have a melting point less than that of adjacent segment layers on either side thereof. One of the cells may be electrically isolated from other of the cells in response to at least one of the segment layers of the terminals of the one of the cells melting. The assembly may also include a housing, and the segment layers having a melting point less than that of adjacent segment layers may be located outside of the housing. The segment layers having a melting point less than that of adjacent segment layers may be located within the housing. | 04-21-2016 |
20160111757 | BATTERY MODULE WITH FUSIBLE CONDUCTORS - A battery module including at least one battery cell, a shunt resistor above a safety vent of the battery cell, and a plurality of fusible conductors connecting the shunt resistor to a charging/discharging current path. The shunt resistor measures a charging/discharging current of the battery cell. The fusible conductors include a material which melts when heated by a gas discharged through the safety vent. | 04-21-2016 |
20160126534 | RECHARGEABLE BATTERY - A rechargeable battery includes fuses inside and outside a cell, thereby improving safety by preventing abnormal breakdown from occurring in the cell due to an electric short circuit. The rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator between the first electrode plate and the second electrode plate, a case accommodating the electrode assembly, and a first electrode terminal and a second electrode terminal electrically connected to the first electrode plate and the second electrode plate and protruding to the outside of the case. One of the first electrode terminal and the second electrode terminal includes a fuse part. | 05-05-2016 |
20160126535 | MITIGATING THERMAL RUNAWAY IN LITHIUM ION BATTERIES USING DAMAGE-INITIATING MATERIALS OR DEVICES - A method of manufacturing a battery includes introducing a first material to the battery, providing an anode, a cathode and a separator of the battery; and assembling the anode, the separator and the cathode. The first material is configured and arranged to increase the internal impedance of the battery upon mechanical or thermal loading. | 05-05-2016 |
20160126588 | BATTERY MADE UP OF A CHAIN ASSEMBLY OF MODULES - Energy transmission device module ( | 05-05-2016 |
20160133912 | CELL AND ELECTROCHEMICAL DEVICE - The present disclosure provides a cell and an electrochemical device. The cell comprises: a first electrode plate comprising a first current collector and a first active material layer, a second electrode plate comprising a second current collector and a second active material layer; a first electrode tab, a second electrode tab, a separator. The first current collector has a first surface uncoated region; the second current collector has a second surface uncoated region; the first electrode tab is provided on the first surface uncoated region, the second electrode tab is provided on the second surface uncoated region. The first electrode tab and/or the second electrode tab are enlarged in length and width. When the cell is subjected to a mechanical shock, the first electrode tab and the second electrode tab are deformed to puncture the separator therebetween, so the first current collector and the second current collector are electrically connected. | 05-12-2016 |
20160133913 | SECONDARY BATTERY - Provided is a secondary battery including an electrode assembly; a cap plate sealing the electrode assembly; an electrode pin electrically connected to the electrode assembly and on the cap plate; an insulating gasket between the cap plate and the electrode pin; and a temperature protection device on the cap plate and having one end directly connected to the electrode pin. | 05-12-2016 |
20160133934 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery includes a pressure-sensitive current shut-off mechanism, wherein a positive electrode core body exposed portion is disposed at one end portion of a flat rolled electrode assembly, a negative electrode core body exposed portion is disposed at the other end portion, lithium carbonate is contained in a positive electrode mix layer, and a protective layer is disposed along the border with the positive electrode mix layer at the position opposite to a separator on the positive electrode core body exposed portion. | 05-12-2016 |
20160133995 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery includes a positive electrode plate including a positive electrode core and a positive electrode mixture layer formed thereon; a negative electrode plate including a negative electrode core and a negative electrode mixture layer formed thereon; a wound electrode assembly in which the positive electrode plate and the negative electrode plate are wound with a separator therebetween so as to be insulated from each other; a nonaqueous electrolyte solution; a pressure-responsive current interruption mechanism electrically connected to at least one of the positive electrode plate and the negative electrode plate; and an outer casing. Excess electrolyte solution is present outside the electrode assembly in the outer casing. The liquid level of the excess electrolyte solution is at such a height that the excess electrolyte solution does not come into contact with a component of the current interruption mechanism when the outer casing is placed horizontally. | 05-12-2016 |
20160133996 | SECONDARY BATTERY ABNORMALITY NOTIFICATION SYSTEM - A secondary battery abnormality notification system includes a module string formed by stacking two or more modules in a vertical direction, the modules each being formed by containing a large number of secondary battery cells, a conduit pipe extending from an upper position to a lower position of the module string, a detection unit provided at a lower position of the module string and configured to draw in a measurement target gas from the conduit pipe to detect concentration of active material contained in the measurement target gas, and a notification section configured to detect occurrence of an abnormality at least based on an output of the detection unit and notify that the abnormality has occurred. | 05-12-2016 |
20160141593 | BATTERY SYSTEM IMPROVING OPERATION RELIABILITY OF SWELLING CID - A battery system improving operation reliability of a swelling current interrupt device (CID) is provided. The battery system includes a cooling plate that forms an appearance of a battery in which the swelling CID interrupting a current flow is mounted and includes a swelling aperture formed therein. The swelling aperture induces an expansion of a pouch in which the swelling CID is embedded. Therefore, since the swelling aperture is formed in the cooling plate, improved operation reliability of the swelling CID than a battery system according to related art in which operation reliability was varied based on a thickness of a pouch cell is obtained. | 05-19-2016 |
20160141728 | BATTERY PACK, TOOL BATTERY AND BATTERY OPERATED TOOL - A lithium-polymer based battery pack for power a hand held power tool or a garden tool, the battery pack has a plurality of battery cells located within housing that is selectively connectable to and supportable by a hand held power tool or a garden tool. The battery cells have a lithium-polymer based chemistry and a nominal charged internal impedance of less than or equal to approximately 5 milliohms. In one embodiment the cells are think cells are stacked within the housing such that each sell is layered over or under an adjacent cell and a resiliently deformable substrate located between adjacent battery cells. In another embodiment the cells may be interconnected to have a combined output voltage of at least 9 volts and to produce a combined average discharge current of greater than 20 amps. A lithium-polymer tool battery and a battery powered tool are also part of the invention. | 05-19-2016 |
20160141729 | PROTECTION APPARATUS FOR RECHARGEABLE BATTERY AND PROTECTION METHOD FOR RECHARGEABLE BATTERY USING THE SAME - A protection apparatus for a rechargeable battery includes a battery module, a cathode power line, an anode power line, a signal line, and a battery protector. The battery module includes a unit cell, a conductor case, a cathode, and an anode. The battery protector measures a charged voltage of the unit cell through the cathode power line and the anode power line, measures a detection voltage of the unit cell through the anode power line and the signal line, and determines a charged state of the unit cell based on a calculated voltage ratio of the charged voltage and the detection voltage. | 05-19-2016 |
20160149192 | BATTERY UNIT - A battery unit is equipped with: a plurality of battery stacks which each contain a plurality of battery cells and have a terminal unit electrically connected to the electrode of a battery cell and an exhaust port for discharging gas emitted from the battery cells; and a bus bar unit for supporting a bus bar member which electrically connects the terminal units of each battery stack. The bus bar unit is integrally provided with an exhaust duct for discharging the gas emitted from the battery cells to the exterior of the module, and connected to the exhaust ports of the battery stacks. | 05-26-2016 |
20160149197 | CURRENT BREAKING STRUCTURE OF BATTERY SYSTEM - A current breaking structure of a battery system includes lead wires, which extend from a plurality of battery cells connected in parallel with each other. The lead wires are bonded to one of two faces of an outer busbar that connect a battery module to outside, in which the one of the two faces is faced to an interior of a battery module, such that upon battery cell expansion, the lead wires are entirely broken by the outer busbar. Accordingly, in case where overcharge occurs in a pouch type lithium ion battery, i.e., in a high-voltage battery having battery cells in parallel connection and then serial connection, connecting structure is broken effectively, thus preventing in advance overcharge-related safety accident. | 05-26-2016 |
20160149201 | SWELLING CURRENT INTERRUPT DEVICE - A swelling current interrupt device (CID) includes: a battery unit connection terminal configured to be fixed to a pouch; and a lead tab connection terminal configured to be fixed to the pouch and electrically connected to the battery unit connection terminal, wherein any one of the battery unit connection terminal and the lead tab connection terminal is broken by an expansion force of the pouch which is generated when the pouch expands to interrupt the electrical connection between the battery unit connection terminal and the lead tab connection terminal. | 05-26-2016 |
20160156071 | FLEXIBLE BATTERY AND ELECTRONIC DEVICE | 06-02-2016 |
20160164054 | CONNECTION STRUCTURE OF SECONDARY BATTERY AND SECONDARY BATTERY APPARATUS COMPRISING SAME - According to an embodiment, a battery module includes cells each including a housing body including a bottom surface, a pair of main surfaces, and a pair of side surfaces, and a lid member opposed to the bottom surface and having electrode terminals; a case in which the cells are housed; conductive members electrically connecting the electrode terminals of the cells; and a wiring board placed at the upper portion of the conductive members on the case. The cells include a first group including cells stacked along a first direction, and a second group including cells stacked along a second direction. The side surfaces of cells of the first group are opposed to the main surfaces of the cells of the second group. The first group and the second group are connected in series. | 06-09-2016 |
20160164064 | THREE-DIMENSIONAL BATTERY HAVING CURRENT-REDUCING DEVICES CORRESPONDING TO ELECTRODES - Various three-dimensional battery structures are disclosed, in certain embodiments comprising a battery enclosure and a first plurality of electrodes within the enclosure. The first plurality of electrodes includes a plurality of cathodes and a plurality of anodes. The first plurality of electrodes includes a second plurality of electrodes selected from the first plurality of electrodes. The three-dimensional battery includes a first structural layer within the battery enclosure. Each of the second plurality of electrodes protrudes from the first structural layer. The three-dimensional battery includes a plurality of electrical current-reducing devices within the enclosure. Each of the second plurality of electrodes is coupled to one of the plurality of current-reducing devices. | 06-09-2016 |
20160164065 | LITHIUM ION BATTERY WITH THERMAL SENSITIVE LAYER - The present application provides a lithium ion battery including a thermal sensitive layer comprising polymer particles. The thermal sensitive layer may be disposed between the electrodes and the separator. When the lithium ion battery is under thermal runaway condition and the internal temperature rises to a critical temperature, the polymer particles undergo a thermal transition process (melting) to form an insulating barrier on the electrodes, which blocks lithium ion transfer between the electrodes and shuts down the internal current of the battery. | 06-09-2016 |
20160172644 | Self-Activated Draining System | 06-16-2016 |
20160172656 | RECHARGEABLE BATTERY PACK HAVING A CONTACT PLATE FOR CONNECTION TO A LOAD | 06-16-2016 |
20160172657 | SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS | 06-16-2016 |
20160181579 | BATTERY MODULE | 06-23-2016 |
20160181588 | SECONDARY BATTERY-MOUNTED CIRCUIT CHIP AND MANUFACTURING METHOD THEREOF | 06-23-2016 |
20160181589 | PRISMATIC SECONDARY BATTERY AND BATTERY PACK USING THE SAME | 06-23-2016 |
20160181619 | SECONDARY BATTERY | 06-23-2016 |
20160190527 | BATTERY MODULE AND MANUFACTURING METHOD THEREOF - A manufacturing method of a battery module. Firstly, at least two identical electrode metal plates including a frame portion and a metal extending portion are formed by punching. Then, a frame is provided to cover the electrode metal plate to form the integrated battery core frame, and the frame includes the exposed portions to expose the frame portion and the metal extending portion. Thereafter, the electrode connection portion of the metal extending portion is removed. Then, the conductive wire or the chip fuse is arranged on the frame portion of the electrode metal plate for touching the electrode of the battery core and the electrode extending portion of the metal extending portion. Thereafter, a plurality of battery cores and the integrated battery core frame are assembled to have the first electrode and the second electrode of the battery cores touching the electrode touching portions. Finally, the electrode touching portion is connected to the first electrode by welding. | 06-30-2016 |
20160190541 | BATTERY-PACK CASE - A battery-pack case includes the following: a metal base; a container that has an opening in the top surface thereof, accommodates a battery pack, and is affixed to the metal base; a lid that closes the opening in the container; a positive-electrode bus bar and a negative-electrode bus bar provided on an exterior surface of the container, with a conductive member connected to each of the bus bars; and a plurality of wires that lead inside the container from the outside thereof. The wires are routed between the positive-electrode bus bar and the negative-electrode bus bar so as not to interfere with the aforementioned conductive members. | 06-30-2016 |
20160190543 | Safety Device of Lithium-ion Battery - The present disclosure relates to a safety device of a lithium-ion battery comprising a cap plate, a first electrode post, a second electrode post, a deformable plate and a conductive piece, the first electrode post and the second electrode post are provided to the cap plate, the first electrode post is insulated from and assembled to the conductive piece, the deformable plate is provided between the first electrode and the conductive piece, and the deformable plate is electrically connected to the first electrode post and the conductive piece respectively, the conductive piece is provided with a recessed portion, the recessed portion is provided with a notch. The safety device of the lithium-ion battery ensures the recessed portion will be broken effectively by the internal pressure when an internal pressure of the lithium-ion battery reaches a preset value so as to disconnect the charging circuit and provide security protection. | 06-30-2016 |
20160197381 | BATTERY PACK | 07-07-2016 |
20160204479 | BATTERY PACK | 07-14-2016 |
20160204482 | RECHARGEABLE BATTERY | 07-14-2016 |
20160204485 | CYLINDRICAL LITHIUM ION SECONDARY BATTERY | 07-14-2016 |
20160254515 | WIRING MODULE | 09-01-2016 |
20160254519 | RECHARGEABLE BATTERY | 09-01-2016 |
20160254520 | LITHIUM ION SECONDARY BATTERY | 09-01-2016 |
20160254521 | STORAGE BATTERY PROVIDING CONTINUITY OF SERVICE IN THE EVENT OF A MALFUNCTION | 09-01-2016 |
20160254522 | Interconnect for Battery Pack Protection | 09-01-2016 |
20160254576 | BATTERY ARRANGEMENT | 09-01-2016 |
20160380303 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - A nonaqueous electrolyte secondary battery includes a prismatic housing having an opening and a sealing member sealing the opening. The prismatic housing contains a flat-wound electrode assembly and a nonaqueous electrolyte. The flat-wound electrode assembly includes a positive electrode and a negative electrode. The positive electrode includes a positive electrode substrate and a positive electrode active material mixture layer formed on the positive electrode substrate. The positive electrode active material mixture layer contains lithium carbonate and lithium phosphate. The nonaqueous electrolyte contains lithium fluorosulfonate. | 12-29-2016 |
20170237058 | MOVABLE BODY EQUIPPED WITH BATTERY | 08-17-2017 |
20170237059 | POWER BATTERY CAP STRUCTURE AND POWER BATTERY | 08-17-2017 |
20180026256 | BATTERY AND METHOD FOR MANUFACTURING SAME | 01-25-2018 |
20180026260 | NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, AND VEHICLE | 01-25-2018 |
20190143841 | INTERNALLY ADJUSTABLE MODULAR SINGLE BATTERY SYSTEMS FOR POWER SYSTEMS | 05-16-2019 |