38th week of 2014 patent applcation highlights part 133 |
Patent application number | Title | Published |
20140272484 | ELECTROCHEMICAL CELL STACK HAVING A PROTECTIVE FLOW CHANNEL - Disclosed herein are improved electrochemical cell stacks having at least one protective channel on an end of the stack. Redox flow batteries (RFBs) containing the “protected” electrochemical cell stacks, and methods of operating such RFBs, are also provided. | 2014-09-18 |
20140272485 | Flow Batteries with Modular Arrangements of Cells - A modular arrangement of cells that enables adjustments in cell currents in response to changes in concentration of the redox reactants. The adjustments improve battery efficiency by more closely matching the current in a given cell to the rate at which reactants are supplied to that cell. The cell modules provide the flexibility to operate flow batteries efficiently over a wide range of electrolyte states of charge and allow managed scale-up while easing manufacturability concerns. | 2014-09-18 |
20140272486 | MOLTEN SALT BATTERY DEVICE AND CONTROL METHOD FOR MOLTEN SALT BATTERY DEVICE - A molten salt battery device includes: a plurality of molten salt battery units; and an auxiliary battery (an electric power source) capable of operating at room temperature. Each molten salt battery unit includes a heater. At the time of startup, the auxiliary battery supplies electric power to the heater of one molten salt battery unit so that the one molten salt battery unit is heated by the heater and thereby allowed to operate. The one molten salt battery unit allowed to operate supplies electric power to the heaters of the other molten salt battery units so that the other molten salt battery units are heated by the heaters and thereby allowed to operate. The molten salt battery is easily heated without the necessity of a large amount of energy and hence the molten salt battery device starts up in a short time. | 2014-09-18 |
20140272487 | BATTERY - In general, according to one embodiment, there is provided a battery. This battery includes a container, a lid, a gas-relief vent, an electrode group, an intermediate lead, and a terminal lead. The gas-relief vent is provided in the lid. The intermediate lead includes a first lead-joint part, an electrode-group-joint part, and a leg part. The leg part connects the first lead-joint part and the electrode-group-joint part to each other. The first lead-joint part and the electrode-group-joint part are located on planes different from each other. | 2014-09-18 |
20140272488 | SECONDARY BATTERY HAVING ZIGZAG-SHAPED SEALING PART - Disclosed is a secondary battery in which an electrode assembly is accommodated in a battery case, wherein the battery case is made of a laminate sheet including a resin layer and a metal layer and hermetically sealed through sealing of an outer circumferential surface thereof in a state of accommodating the electrode assembly, and at least one of sealing parts at the outer circumferential surface of the battery case is provided with at least two continuously formed recessed portions. | 2014-09-18 |
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. | 2014-09-18 |
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. | 2014-09-18 |
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. | 2014-09-18 |
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. | 2014-09-18 |
20140272493 | METHODS TO PREPARE STABLE ELECTROLYTES FOR ALL IRON REDOX FLOW BATTERIES - An iron redox flow battery system, comprising a redox electrode, a plating electrolyte tank, a plating electrode, a redox electrolyte tank with additional acid additives that may be introduced into the electrolytes in response to electrolyte pH. The acid additives may act to suppress undesired chemical reactions that create losses within the battery and may be added in response to sensor indications of these reactions. | 2014-09-18 |
20140272494 | BATTERY SYSTEM WITH INTERNAL COOLING PASSAGES - A multi-cell battery system is disclosed including a plurality of battery sub-assemblies and a plurality of heat exchange members stacked together along a longitudinal axis. Each of the plurality of heat exchange members defines a heat exchange passageway through the battery system. | 2014-09-18 |
20140272495 | BATTERY SYSTEM WITH COOLED ELECTRICAL CONNECTORS - A multi-cell battery system is disclosed including a plurality of battery sub-assemblies stacked together along a longitudinal axis, and an electrical connector between the battery sub-assemblies. A heat exchange passageway passes across the electrical connector to cool the battery system. An exemplary electrical connector includes a plurality of heat transfer features to promote cooling of the battery system. | 2014-09-18 |
20140272496 | Micro-Channel Cooling Fin Design Based on an Equivalent Temperature Gradient - A micro-channel cooling fin for a battery module and battery is provided. The cooling fin includes a metal plate assembly that defines a plurality of cooling channels therein. The metal plate assembly includes an inlet section for introducing a coolant into the plurality of cooling channels and an outlet section from which the coolant exits the plurality of cooling channels. Each channel has an output temperature and an input temperature such that the output temperature minus the input temperature for each cooling channel is within a predetermined amount. | 2014-09-18 |
20140272497 | AUTOMATIC SWITCHOVER FROM CELL VOLTAGE TO INTERCONNECT VOLTAGE MONITORING - A battery assembly is provided. The battery assembly includes a first module having a first plurality of cells and a first voltage measurement device. The battery module includes a sense wire, coupled to a voltage measurement input of the first voltage measurement device and resistively coupled to a terminal of the first plurality of cells. The battery assembly includes a second module having a second plurality of cells and being configured to couple to the first module with the terminal of the first plurality of cells coupling to a terminal of the second plurality of cells via a connector and with the sense wire coupling to the terminal of the second plurality of cells via the connector. | 2014-09-18 |
20140272498 | BATTERY DAMAGE INDICATOR - The present disclosure provides systems and methods for indicating battery damage. A battery may comprise an odorant and/or visible indicator material configured to be released in response to battery damage. The battery may be configured to release the odorant and/or visible indicator in response to damage to the battery housing, a cell or cells in the battery, a seal of the battery, or any other specific component of the battery. The odorant and/or visible indicator may be stored in free space in the battery housing, a battery cell, or other battery component. The battery may be configured to emit an audible and/or visible indication of battery damage in addition to releasing the odorant and/or visible indicator. | 2014-09-18 |
20140272499 | BATTERY DAMAGE INDICATOR - The present disclosure provides systems and methods for indicating battery damage. A battery may comprise an odorant and/or visible indicator material configured to be released in response to battery damage. The battery may be configured to release the odorant and/or visible indicator in response to damage to the battery housing, a cell or cells in the battery, a seal of the battery, or any other specific component of the battery. The odorant and/or visible indicator may be stored in free space in the battery housing, a battery cell, or other battery component. The battery may be configured to emit an audible and/or visible indication of battery damage in addition to releasing the odorant and/or visible indicator. | 2014-09-18 |
20140272500 | SYSTEMS AND METHODS FOR DETECTING ABNORMALITIES IN ELECTRICAL AND ELECTROCHEMICAL ENERGY UNITS - A method for abnormality detection in an energy unit includes passively detecting an abnormality in an energy unit by detecting electromagnetic radiation generated by the abnormality, the energy unit comprising at least one of an electrical energy unit and an electrochemical energy unit. A method for detecting an abnormality in an energy unit includes (a) applying a signal to the energy unit, (b) performing a plurality of measurements, at a respective plurality of different locations within the energy unit, of a response of the energy unit to the signal, and (c) processing the plurality of measurements to identify the abnormality. | 2014-09-18 |
20140272501 | BATTERY PACK MECHANICAL DESIGN TO ACCOMMODATE LEAD-ACID AND LITHIUM BATTERY WITH SAME PACKAGING - An electric vehicle has a housing that can interchangeably accommodate at least two different types of batteries therein. A plurality of modules are provided within the housing. Each module has a plurality of batteries of a first type arranged into a first battery module that is interchangeable with a plurality of batteries of a second, different type arranged into a second battery module. Both types can supply power to the electric vehicle. Because each the first and second battery modules have similar shape, the housing allows for a modular design, use of different types of batteries, and easy removal and replacement during assembly. A battery management system is also provided to monitor the modules. | 2014-09-18 |
20140272502 | Golf Cart Battery System - A battery includes an integrated or single case structure with internal through wall connections of all cells to provide the battery with an output voltage that is the full voltage required for a golf cart, e.g., about 36 to 72 volts. The integrated case may be made from plastic or similar material and includes lift features that permit replacement of the battery using a mechanical lift system. The battery may further include one or more filler tubes, each containing a float that can be seen though a cap on the tube when liquid is at a desired level and cannot be seen though the cap when liquid is at a low level. | 2014-09-18 |
20140272503 | DROP AND VIBRATION RESISTANT ELECTROCHEMICAL CELL - An electrochemical cell including an electrode assembly including a winding core, a first electrode, a second electrode, and a separator, the first electrode, the second electrode, and the separator being wound around the winding core, a current collector connected to the first electrode, and a case that accommodates the wound electrode assembly and the current collector. The winding core is welded to the current collector. | 2014-09-18 |
20140272504 | WOUND THERMAL BATTERIES AND METHODS OF MANUFACTURING THE SAME - A thermal battery includes a first conductive layer containing an anode material separated from a second conductive layer containing a cathode material by a separator layer containing a separator material; and a flexible pyrotechnic heat source, wherein the first conductive layer, the separator layer, and the second conductive layer are rolled together to form the spiral wound configuration. A method of manufacturing a thermal spiral wound battery includes preparing three slurries, each containing one of an anode material, a cathode material, and a separator material, depositing each of the materials from the slurries onto conductive substrates to form three layers, stacking the layers, and winding the layers together into a spiral wound configuration. | 2014-09-18 |
20140272505 | ELECTRODE ASSEMBLY AND MANUFACTURING METHOD OF SECONDARY BATTERY USING THE SAME - An electrode assembly includes a positive electrode plate, a negative electrode plate, and a separator interposed between the positive and negative electrode plates, the separator having a polymer binder coating thereon, the positive electrode plate, the separator, and the negative electrode plate being sequentially stacked and wound in the shape of a jelly-roll, the jelly-roll being pressed through a heat press process. | 2014-09-18 |
20140272506 | CABLE-TYPE SECONDARY BATTERY - Disclosed is a cable-type secondary battery comprising at least one inner electrode layer including an inner electrode active material formed on a surface of an inner current collector having a horizontal cross section of a predetermined shape and extending in a lengthwise direction, a separation layer formed to surround the inner electrode layer, and an outer electrode layer formed to surround the separation layer and including an outer electrode active material formed on a surface of an outer current collector, and the cable-type secondary battery further comprises a first connection terminal that is electrically connected to the outer current collector and formed at one end of the cable-type secondary battery, and a second connection terminal that is electrically connected to the inner current collector and formed at the other end of the cable-type secondary battery. | 2014-09-18 |
20140272507 | ELECTRODE ASSEMBLY AND ELECTROCHEMICAL CELL INCLUDING THE SAME - An electrode assembly according to the present disclosure includes an electrode stack part formed by stacking at least one radical unit having a four-layered structure of a first electrode, a separator, a second electrode and a separator, and an electrode fixing part for wrapping and fixing the electrode stack part. The electrode assembly according to the present disclosure may be fabricated by means of a stacking process other than a folding process, and may accomplish accurate alignment and stable fixing. | 2014-09-18 |
20140272508 | BATTERY PACK SYSTEM - Various embodiments are described herein for a battery pack enclosure having a retaining assembly for maintaining cell carrier assemblies within the battery pack enclosure at a fixed position. The retaining assembly comprises a fixed portion, an adjustable portion and a locking member to hold the plurality of cell carrier assemblies at the fixed position. | 2014-09-18 |
20140272509 | WATER RESISTANT BATTERY BOX - A water resistant battery box for use with electronic faucets. The battery box includes a lower housing, a cover supported by the lower housing, and an upper housing positioned between the lower housing and the cover. The upper housing includes a lip seal cooperating with the lower housing to prevent water from leaking into the housing while permitting for internal pressure within the battery box to be relieved. | 2014-09-18 |
20140272510 | STRUCTURE FOR STORING MOTOR VEHICLE BATTERIES HAVING A MECHANISM FOR LOCKING THE BATTERIES IN THE STORAGE CELLS - The invention relates to the installation and/or removal of a power supply battery ( | 2014-09-18 |
20140272511 | Battery Hold Down Device Using Clamp Escalator - The present invention provides a device and a method for securely clamping and unclamping a battery in a battery receiving tray, the device comprising an escalatable hold down clamp for clamping the battery, an escalator means for lifting or lowering the clamp in screwed engagement with the escalatable hold down clamp, a hold down rod for fixedly engaging the hold down device onto the battery tray. | 2014-09-18 |
20140272512 | Redox Flow Battery System Configuration For Minimizing Shunt Currents - Various embodiments of redox flow battery stack assemblies may include a plurality of multiple-block strings, where each string may include a plurality of reaction blocks connected in electrical series and in fluidic parallel. Various embodiments provide configurations and systems for mitigating or substantially reducing shunt currents in common electrolyte conduits. | 2014-09-18 |
20140272513 | LIQUID-COOLED BATTERY MODULE - A battery module having a cooling plate assembly made from two non-contiguous cooling plates is provided. Each cooling plate has a side panel contiguous with a base panel, and the cooling plates are disposed opposite one another such that the base panels are coplanar and separated by a gap. An inlet duct runs along an upper edge of each side panel, and a manifold having coolant channels in fluid communication with the inlet duct is located in each side panel. The base panels have an outlet duct in fluid communication with the manifold. The cooling plate is designed to decrease friction loss as coolant flows through the inlet duct, manifold and outlet cut, and coolant channels in the manifold are designed to maintain a uniform flow rate across the manifold. Individual cells are disposed in the assembly such that the cell sides and bottoms are in heat-transfer contact with the plate side and base panels, respectively. The design of the battery module reduces operational temperature variation in the cells across the battery module and within each battery cell. Methods for reducing coolant flow friction loss, for establishing a more uniform coolant flow rate, and for reducing temperature variation are also provided. | 2014-09-18 |
20140272514 | BATTERY MODULE FOR MITIGATING GAS ACCUMULATION AND METHODS THEREOF - A battery module is provided. The battery module includes a plurality of battery cell assemblies configured to electrically communicate with each other. Each battery cell assembly has an electrode stack enclosed by a case. The electrode stack is positioned in the case to form one or more peripheral spaces between the electrode stack and the case. Support members are positioned adjacent to each of the battery cell assemblies to contact a desired portion of the electrode stack. The support members are configured to focus a compressive force on a desired portion of the electrode stack. The compressive force urges gases formed during operation of the electrode stack into the peripheral spaces within the case. | 2014-09-18 |
20140272515 | TRACTION BATTERY THERMAL MANAGEMENT SYSTEM - A modular thermal management system for a battery in an electric vehicle is provided. The thermal management system includes a battery module having a plurality of module ports for conducting heat exchange fluid to regulate temperature in a traction battery. The thermal management system also includes a manifold having a plurality of connector ports corresponding to the plurality of module. A retention feature is located on the manifold or the battery module for securing the manifold to the battery module to ensure the connector ports remain fluidly sealed to the module ports | 2014-09-18 |
20140272516 | Battery Pack With Heat Sink - A battery pack including a heat sink for improved heat dissipation. | 2014-09-18 |
20140272517 | BATTERY PACK WITH HEAT SINK - A battery pack including a housing including an inner cavity and an interface for receiving a power tool. The interface includes electrical terminals operable to interface with the power tool. Battery cells are positioned within the cavity and are electrically coupled to the electrical terminals. The battery pack also includes at least a portion of the housing that is configured as a heat sink to passively dissipate heat generated in the cavity to an external environment of the battery pack. | 2014-09-18 |
20140272518 | BATTERY SYSTEM WITH COMPLIANT HEATSINK ASSEMBLY - A multi-cell battery system is disclosed including one or more battery sub-assemblies and one or more compliant heat exchange assemblies stacked together along a longitudinal axis. Each compliant heat exchange assembly may adapt to expansions and contractions of adjacent battery cells, and may define a heat exchange passageway through the battery system. | 2014-09-18 |
20140272519 | BATTERY CELL ASSEMBLY AND METHOD FOR MANUFACTURING THE BATTERY CELL ASSEMBLY - A battery cell assembly is provided. The battery cell assembly includes a battery cell housing having first and second side members coupled together defining an interior region, and a battery cell disposed within the interior region. The battery cell assembly further includes a cable carrier assembly having a carrier member with a first aperture extending therethrough. The carrier member is disposed between first and second end portions of the first and second side members, respectively, and extends outwardly from the battery cell housing. A first cable extends from the interior region of the battery cell housing and through the first aperture of the carrier member to an electronic module disposed on the carrier member. | 2014-09-18 |
20140272520 | BATTERY MODULE - A battery module includes a plurality of rechargeable batteries, each battery including a first electrode terminal electrically connected with a first electrode and a second electrode terminal electrically connected with a second electrode, and bus bars electrically connecting the rechargeable batteries. The bus bar includes a first contact portion fixed to the first electrode terminal of one rechargeable battery and a second contact portion elastically contacting the second electrode terminal of a neighboring rechargeable battery. | 2014-09-18 |
20140272521 | Rapid Battery Replacement and Recharging Techniques (CellGel) - New electrochemical battery recharging, refurbishment and replacement techniques are provided. In some aspects of the invention, small, fungible battery elements may be immersed in a fluid and delivered via a bifurcated pump interface that simultaneously unloads discharged cells and loads new, charged cells, to accomplish rapid cell replacement and recharging. The cells may be magnetically aligned to bring cathode and anode elements together, in series, and bridge contacts within a container (powering an appliance). Density differentials between charged and discharged elements may aid in placing them in series (with similar charge states and capacities) and in removing them during replacement. | 2014-09-18 |
20140272522 | METHODS AND APPARATUS TO FORM THREE-DIMENSIONAL BIOCOMPATIBLE ENERGIZATION ELEMENTS - Methods and apparatus to form three-dimensional biocompatible energization elements are described. In some embodiments, the methods and apparatus to form the three-dimensional biocompatible energization elements involve forming conductive traces on the three-dimensional surfaces and depositing active elements of the energization elements on the conductive traces. The active elements are sealed with a biocompatible material. In some embodiments, a field of use for the methods and apparatus may include any biocompatible device or product that requires energization elements. | 2014-09-18 |
20140272523 | PROTECTIVE FILM AND COMPOSITION FOR PREPARING THE SAME, SLURRY, AND ELECTRICAL STORAGE DEVICE - An electrical storage device includes a cathode, an anode, a protective film that is provided between the cathode and the anode, and an electrolyte solution, the protective film including a polymer that includes a repeating unit derived from a fluorine-containing monomer, and a repeating unit derived from an unsaturated carboxylic acid. | 2014-09-18 |
20140272524 | PROTECTED LITHIUM ELECTRODES BASED ON CERAMIC MEMBRANES - Disclosed are ionically conductive membranes for protection of active metal anodes and methods for their fabrication. The membranes may be incorporated in active metal negative electrode (anode) structures and battery cells. In accordance with the invention, the membrane has the desired properties of high overall ionic conductivity and chemical stability towards the anode, the cathode and ambient conditions encountered in battery manufacturing. The membrane is capable of protecting an active metal anode from deleterious reaction with other battery components or ambient conditions while providing a high level of ionic conductivity to facilitate manufacture and/or enhance performance of a battery cell in which the membrane is incorporated. | 2014-09-18 |
20140272525 | NON-WOVEN FABRIC MADE FROM FIBER COATED WITH ORGANIC BINDER POLYMER COMPOUND, ELECTROCHEMICAL CELL COMPRISING THE NON-WOVEN FABRIC, AND METHOD FOR MAKING THE NON-WOVEN FABRIC - The present disclosure relates to a non-woven fabric made from a fiber coated with a binder polymer by spinning a non-woven forming fiber in an organic binder polymer compound solution, an electrochemical cell using the non-woven fabric as a separator substrate, and a method of making the non-woven fabric, and the non-woven fabric has a pore diameter in a range of 0.001 to 10 μm, thereby providing a mechanical property required for a separator while ensuring a favorable movement of a lithium ion, and in the use of the non-woven fabric as a separator of an electrochemical cell, eliminating a need for a process of applying a separate adhesive layer, resulting in an effect of simplifying a separator manufacturing process. | 2014-09-18 |
20140272526 | POROUS SEPARATOR FOR A LITHIUM ION BATTERY AND A METHOD OF MAKING THE SAME - A porous separator for a lithium ion battery is disclosed herein. The porous separator includes a non-woven membrane and a porous polymer coating. The porous polymer coating is formed on a surface of the non-woven membrane, or is infused in pores of the non-woven membrane, or is both formed on the surface of the non-woven membrane and infused in pores of the non-woven membrane. | 2014-09-18 |
20140272527 | SEPARATOR COMPONENTS AND SYSTEM FOR ENERGY STORAGE AND CONVERSION DEVICES - Components and systems for energy storage and conversion devices are disclosed. An exemplary system may include a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode for providing ionic transport. The system may also include a hydrophobic portion on the separator. The hydrophobic portion may comprise hydrophobic pathways formed on the surface of the separator. The system may also include a hydrophilic portion on the separator. Another exemplary system may include an absorptive glass mat separator having a hydrophobic portion and a textured PVC separator. An exemplary method may include manufacturing the separator and applying a hydrophobic portion on the separator. The method may also include applying a hydrophilic portion to the separator. | 2014-09-18 |
20140272528 | MANUFACTURING TECHNIQUES USING BINDER COATINGS IN THREE-DIMENSIONAL STACKED-CELL BATTERIES - The disclosed embodiments relate to the manufacture of a battery cell. The battery cell includes a first set of layers including a cathode with an active coating, a separator, and an anode with an active coating. The separator may include a ceramic coating and a binder coating over the ceramic coating. During manufacturing of the battery cell, the layers are stacked, and the binder coating is used to laminate the first set of layers within the first sub-cell by applying at least one of pressure and temperature to the first set of layers. | 2014-09-18 |
20140272529 | MANUFACTURING TECHNIQUES USING UNIFORM PRESSURE TO FORM THREE-DIMENSIONAL STACKED-CELL BATTERIES - The disclosed embodiments relate to the manufacture of a battery cell. The battery cell includes a first set of layers including a cathode with an active coating, a separator, and an anode with an active coating. The separator may include a ceramic coating and a binder coating over the ceramic coating. During manufacturing of the battery cell, the layers are stacked, and the binder coating is used to laminate the first set of layers within the first sub-cell by applying at least one of pressure and temperature to the first set of layers. In addition, uniform pressure is applied to the cell stack to laminate the first and second sets of layers. | 2014-09-18 |
20140272530 | SEPARATOR FOR ELECTROCHEMICAL CELL WITH OVERCHARGE PROTECTION AND METHOD OF MAKING SAME - A separator for a rechargeable electrochemical cell that has a conductive first layer and a non-conductive second layer. The non-conductive second layer and the conductive first layer are adhered to one another, wherein the separator has a higher threshold voltage than a threshold voltage of the conductive first layer alone. At a predetermined voltage, the separator becomes conductive and stops further ionic transfers. | 2014-09-18 |
20140272531 | SEPARATOR FOR ELECTROCHEMICAL CELL WITH THERMALLY INDUCED SELF-DISCHARGE INTRINSIC IN THE CONSTRUCTION - A separator for a rechargeable electrochemical cell has a conductive first layer and a non-conductive second layer. The non-conductive second layer and the conductive first layer are adhered to one another, wherein the non-conductive second layer has a melting point below a critical temperature for the rechargeable electrochemical cell and discharges the cell when subject to overheating. | 2014-09-18 |
20140272532 | SEPARATOR AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - Disclosed are porous substrate and a coating layer positioned on one side or both sides of the porous substrate, wherein the coating layer includes a filler (A) having an average particle diameter of about 0.3 μm to about 2 μm; and a binder (B) including an organic polymer and an inorganic particle, an organic particle, or a combination thereof, wherein an average particle diameter of each of the inorganic particle and the organic particle is about 5 nm to about 200 nm, and a rechargeable lithium battery including the separator. | 2014-09-18 |
20140272533 | MULTILAYER HYBRID BATTERY SEPARATORS FOR LITHIUM ION SECONDARY BATTERIES AND METHODS OF MAKING SAME - A multi-layered battery separator for a lithium secondary battery includes a first layer of a dry processed membrane bonded to a second layer of a wet processed membrane. The first layer may be made of a polypropylene based resin. The second layer may be made of a polyethylene based resin. The separator may have more than two layers. The separator may have a ratio of TD/MD tensile strength in the range of about 1.5-3.0. The separator may have a thickness of about 35.0 microns or less. The separator may have a puncture strength of greater than about 630 gf. The separator may have a dielectric breakdown of at least about 2000V. | 2014-09-18 |
20140272534 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - The nonaqueous electrolyte secondary battery of the present invention has a positive electrode, a negative electrode, a separator interposed between the positive electrode and the negative electrode, and a nonaqueous electrolyte solution. The battery further has a porous heat-resistant layer provided between the separator and at least one of the positive electrode and the negative electrode, wherein the porous heat-resistant layer includes an inorganic filler and a binder. The inorganic filler included in the porous heat-resistant layer has a particle size distribution with two peaks, which are a first peak (P1) at a relatively small particle diameter and a second peak (P2) at a relatively large particle diameter. When the particle diameter of the first peak (P1) is D1 be and the particle diameter of the second peak (P2) is D2 being, the peak particle diameter ratio D1/D2 satisfies the condition 0.2≦D1/D2≦0.7. | 2014-09-18 |
20140272535 | THREE-REGION BATTERY SEPARATOR - Disclosed is a battery separator, comprising a coarse fiber region comprising fibers, such as glass fibers, having an average diameter of greater than or equal to 2 μm; a first fine fiber region comprising glass fibers having an average diameter of less than or equal to 2 μm, and a second fine fiber region comprising glass fibers having an average diameter of less than or equal to 2 μm, wherein the coarse fiber region is disposed between the first fine fiber region and the second fine fiber region, and wherein the thickness of the coarse fiber region constitutes 1-49% of the sum of the thicknesses of the coarse fiber region, the first fine fiber region and the second fine fiber region. Such a separator is useful, e.g., in a lead-acid battery, where during filling of the battery with acid, the separator enhances the diffusion of acid toward the interior region. | 2014-09-18 |
20140272536 | LEAD-ACID BATTERY MOSS GUARD - A moss guard for a lead-acid battery cell includes a body and a plurality of fingers extending from a side of the body. The plurality of fingers are configured to substantially cover the top surfaces of negative electrodes between the negative electrodes and a positive strap. An end of at least one of the plurality of fingers distal to the body includes a lock, and the lock is configured to resiliently deflect between an engaged position and a disengaged position. The lock is configured to fix the moss guard with respect to positive lugs while in the engaged position. | 2014-09-18 |
20140272537 | ELECTROCHEMICAL CELL HAVING A FOLDED ELECTRODE AND SEPARATOR, BATTERY INCLUDING THE SAME, AND METHOD OF FORMING SAME - An electrochemical cell including a folded electrode layer and a folded separator, a battery including the electrochemical cell, and methods of forming the electrochemical cell and battery are disclosed. The electrode layer is folded in a first direction and the separator is folded in a second direction, such that the first direction and second direction are orthogonal each other. | 2014-09-18 |
20140272538 | ELECTRODE GRAPHITE FILM AND ELECTRODE DIVIDER RING FOR AN ENERGY STORAGE DEVICE - An energy storage device can have a first graphite film, a second graphite film and an electrode divider ring between the first graphite film and the second graphite film, forming a sealed enclosure. The energy storage device may be compatible with an aqueous electrolyte or a non-aqueous electrolyte. A method of forming an energy storage device can include providing an electrode divider ring, a first graphite film and a second graphite film. The method can include pressing a first edge of the electrode divider ring into a surface of the first graphite film, and pressing a second opposing edge of the electrode divider ring into a surface of the second graphite film to form a sealed enclosure. The sealed enclosure may have as opposing surfaces the surface of the first graphite film and the surface of the second graphite film. | 2014-09-18 |
20140272539 | BATTERIES - A battery cell comprises a positive electrode, a negative electrode, and a separator which separates the positive and negative electrodes. Specifically, a non-reactive conductive substance is dispersed in a starch layer distributed between an electrode and the separator. The present invention is advantageous for reducing the internal resistance between the electrode and the separator. | 2014-09-18 |
20140272540 | NONAQUEOUS SECONDARY BATTERY - A nonaqueous secondary battery | 2014-09-18 |
20140272541 | Thin Film Pattern Layer Battery Systems - A battery assembly can be formed on a base layer provided on a substrate, with a thin film battery stack including an anode layer, a cathode layer, and an electrolyte layer between the anode and cathode layers. The thin film battery stack can be attached to a pattern film layer with holes for electrical connection to the anode and cathode layers. | 2014-09-18 |
20140272542 | ELECTROCHEMICAL ENERGY STORAGE DEVICE WITH MOLECULAR SEIVE STORAGE CELL - Energy storage devices including at least one energy storage cell having molecular sieves to mitigate a sensitivity of the storage cell to water contamination that may degrade performance of an electrolyte associated with the energy storage cell. | 2014-09-18 |
20140272543 | MANUFACTURING TECHNIQUES USING FIDUCIALS IN THREE-DIMENSIONAL STACKED-CELL BATTERIES - The disclosed embodiments relate to the manufacture of a battery cell. The battery cell includes a first set of layers including a cathode with an active coating, a separator, and an anode with an active coating. The separator may include a ceramic coating and a binder coating over the ceramic coating. During manufacturing of the battery cell, the layers are stacked, and the binder coating is used to laminate the first set of layers within the first sub-cell by applying at least one of pressure and temperature to the first set of layers. One or more fiducials are also disposed on each electrode from a set of electrodes for the battery cell and/or a fixture for the electrodes. The one or more fiducials may be used to align the electrodes during stacking of the set of electrodes. | 2014-09-18 |
20140272544 | BATTERY HAVING IMPROVED FEED-THROUGH ANDMETHOD FOR MAKING SAME - A battery includes a case having a lid. A feed-through assembly provides an electrical connection through the lid. Feed-through insulation is disposed over the feed-through assembly. An insulation layer is disposed over the inner surface of the lid and the feed-through assembly. The insulation layer comprises an aperture configured to accommodate the feed-through assembly and to form a compression joint with the feed-through insulation disposed over the feed-through assembly. | 2014-09-18 |
20140272545 | SECONDARY CELL, METHOD FOR MANUFACTURING SECONDARY CELL, POSITIVE ELECTRODE FOR SECONDARY CELLS, METHOD FOR MANUFACTURING POSITIVE ELECTRODE FOR SECONDARY CELLS, BATTERY PACK, ELECTRONIC DEVICE, AND ELECTRIC VEHICLE - A secondary cell has a positive electrode, a negative electrode, and an electrolyte, and the positive electrode contains insoluble sulfur. | 2014-09-18 |
20140272546 | METHOD AND APPARATUS FOR ASSEMBLY OF A RUGGED SUBMERSIBLE BATTERY ENCLOSURE - A battery enclosure includes a first enclosure half comprising a plurality of lock extensions, and a second enclosure half comprising a plurality of lock extension receiving features, wherein each of the plurality of lock extensions is configured to cooperatively interoperate with one of the plurality of lock extension receiving features so as to compress a first adhesive material disposed between the first enclosure half and the second enclosure half providing a waterproof adhesive seal between the first enclosure half and the second enclosure half. | 2014-09-18 |
20140272547 | SEPARATORS FOR THREE-DIMENSIONAL BATTERIES - An electrode structure for use in an energy storage device, the electrode structure comprising a population of electrodes, a population of counter-electrodes and an electrically insulating material layer separating members of the electrode population from members of the counter-electrode population, each member of the electrode population having a longitudinal axis A | 2014-09-18 |
20140272548 | SECONDARY BATTERY STRUCTURE - The present invention relates to a secondary battery structure. The secondary battery structure includes: a can an electrode assembly accommodated in the can, the electrode assembly including a cathode tab and an anode tab; a cap plate sealing an opened upper end of the can; and an upper insulator disposed between the can and the cap plate, the upper insulator having a cathode tab hole for the cathode tab, an anode tab hole for the anode tab, and an injection/impregnation hole for injecting and impregnating, wherein each of the cathode tab hole, the anode tab hole, and the injection/impregnation hole extends in a length or width direction of the upper insulator and is symmetrical with respect to at least one of a line (a) that equally divides the upper insulator in a width direction and a line (b) that equally divides the upper insulator in a length direction. | 2014-09-18 |
20140272549 | BATTERY CELL ASSEMBLY AND METHOD FOR MANUFACTURING THE BATTERY CELL ASSEMBLY - A battery cell assembly is provided. The battery cell assembly includes a battery cell housing having first and second side members coupled together defining an interior region, and a battery cell disposed within the interior region. The battery cell assembly further includes a cable carrier assembly coupled to the battery cell housing. The cable carrier assembly includes a carrier member having a first aperture extending therethrough. The carrier member is disposed between first and second end portions of the first and second side members, respectively, and extends outwardly from the battery cell housing. The cable carrier assembly further includes a first cable fixedly held by the carrier member. | 2014-09-18 |
20140272550 | BATTERY - According to one embodiment, there is provided a battery including a case, a lid, an electrode group, an intermediate lead, and a terminal lead. The electrode group has an end face opposed to the lid and includes current collector tabs extending from the end face. The intermediate lead contains an electrode group joint and a lead joint. The terminal lead is electrically connected to the lid and the lead joint of the intermediate lead. Each of the current collector tabs has a tip portion whose width in the direction perpendicular to the extending direction is narrow. The tip portion thereof is electrically connected to the electrode group joint. | 2014-09-18 |
20140272551 | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - In general, according to one embodiment, there is provided a nonaqueous electrolyte battery. The nonaqueous electrolyte battery includes a positive electrode containing a lithium nickel cobalt manganese composite oxide, and a negative electrode containing a spinel-type lithium titanium composite oxide, and a nonaqueous electrolyte. The nonaqueous electrolyte battery satisfies the formula (1) (0.92Cβ2014-09-18 | |
20140272552 | NONAQUEOUS ELECTROLYTE BATTERY - In general, according to one embodiment, there is provided a nonaqueous electrolyte battery. The nonaqueous electrolyte battery includes an electrode group containing a positive electrode and a negative electrode, and a nonaqueous electrolyte held in the electrode group. The nonaqueous electrolyte battery satisfies the following relation (1): −0.07≦(D | 2014-09-18 |
20140272553 | Electrolyte Solutions for High Energy Cathode Materials and Methods for Use - Described herein are materials for use in electrolytes that provide a number of desirable characteristics when implemented within batteries, such as high stability during battery cycling up to high temperatures, high voltages, high discharge capacity, high coulombic efficiency, and excellent retention of discharge capacity and coulombic efficiency over several cycles of charging and discharging. In some embodiments, a high voltage electrolyte includes a base electrolyte and a set of additive compounds, which impart these desirable performance characteristics. | 2014-09-18 |
20140272554 | MANUFACTURING METHOD FOR SULFIDE-BASED SOLID ELECTROLYTE MATERIAL - A manufacturing method for a sulfide-based solid electrolyte material includes: preparing a raw material mixture, containing LiHS and LiX (X is one of F, Cl, Br and I), from a single lithium source; and desorbing hydrogen sulfide from the LiHS in the raw material mixture to form Li | 2014-09-18 |
20140272555 | CATHODE MATERIAL AND BATTERY - A lithium ion battery cathode material, and an electrode prepared from such material, is described. The cathode material has a layered-spinel composite structure. The lithium ion battery operates at a high voltage (i.e. up to about 5 V) and has a desirably high cycling performance and rate capability. | 2014-09-18 |
20140272556 | NON-AQUEOUS ELECTROLYTE SOLUTION CONTAINING PHOSPHONOSULFONIC ACID COMPOUND, AND LITHIUM SECONDARY BATTERY - The invention provides a non-aqueous electrolyte solution containing a phosphonosulfonic acid compound represented by formula (I):
| 2014-09-18 |
20140272557 | TREATED BATTERY SEPARATOR - In at least one embodiment, a rechargeable battery is provided comprising an electrolyte including an organic solvent and a solution-treated polyolefin separator. A contact angle of the electrolyte including the organic solvent upon the separator may be from 0 to 15 degrees. In one embodiment, the solution-treated polyolefin layer has an increased concentration of ionic functional groups at its surface compared to an untreated polyolefin layer. In another embodiment, the solution-treated polyolefin separator has been treated with a treatment solution having a pH of either at most 2 or at least 12. The separator may be treated with an acid or base solution for at least 30 seconds. The solution-treated separator may exhibit improved wetting with an electrolyte compared to an untreated separator. | 2014-09-18 |
20140272558 | ELECTRODE FOR A LITHIUM-BASED SECONDARY ELECTROCHEMICAL DEVICE AND METHOD OF FORMING SAME - An electrode for a lithium-based secondary electrochemical device includes a current collector. The current collector includes a substrate having a surface defining a plurality of pores therein, and a lithium powder disposed within each of the plurality of pores. In addition, the electrode includes a cured film disposed on the current collector and formed from an electrically-conductive material. A lithium-based secondary electrochemical device including the electrode, and a method of forming the electrode are also disclosed. | 2014-09-18 |
20140272559 | ELECTROCHEMICAL CELL INCLUDING A FOLDED ELECTRODE, COMPONENTS THEREOF, BATTERY INCLUDING THE ELECTROCHEMICAL CELL, AND METHOD OF FORMING SAME - An electrochemical cell including an integrated electrode structure including a separator and an electrode active material, components thereof, a battery including the electrochemical cell, and methods of forming the components, electrochemical cell, and battery are disclosed. The integrated electrode structure includes a separator and at least on electrode active material. | 2014-09-18 |
20140272560 | Method to Improve LiCoO2 Morphology in Thin Film Batteries - A method for improving the lithium cobalt oxide (LiCoO2) film (such as films in thin film batteries) morphology includes using oxygen (O2) and argon (Ar) gases during sputtering deposition of the LiCoO2 film. This may allow for the manufacturing of thicker LiCoO2 films. Such a method may also significantly reduce or eliminate cracking and obvious columnar structures within the resulting LiCoO2 film layer. Sputtering using a mixture of O2 and Ar also may produce a LiCoO2 film layer that requires lower annealing temperatures to reach good utilization and has higher lithium diffusion rates. | 2014-09-18 |
20140272561 | Alternative Current Collectors for Thin Film Batteries and Method for Making the Same - A thin film battery has one or more current collectors with a substantially mesh configuration. The mesh current collector may include a network or web of thin strands of current collector material. The thin strands may overlap each other and/or may be arranged to define a plurality of individual cells within the mesh current collector. The strands of the mesh current collector may also be arranged to have a grid-like configuration. Additionally, in some configurations, the anode or cathode may fill the cells within the current collector layer to optimize the amount of active material within the battery. | 2014-09-18 |
20140272562 | POSITIVE ELECTRODE - In general, according to one embodiment, a positive electrode is provided. The positive electrode includes a positive electrode current collector and a positive-electrode-mixture layer formed on the positive electrode current collector. The positive-electrode-mixture layer includes first pores and second pores. Pore size diameters D | 2014-09-18 |
20140272563 | HIGH VOLTAGE, HIGH VOLUMETRIC ENERGY DENSITY LI-ION BATTERY USING ADVANCED CATHODE MATERIALS - The disclosed embodiments provide a battery cell. The battery cell includes an anode containing an anode current collector and an anode active material disposed over the anode current collector. The battery cell also includes a cathode containing a cathode current collector and a cathode active material disposed over the cathode current collector. The cathode active material has a composition represented by xLi | 2014-09-18 |
20140272564 | IRON, FLUORINE, SULFUR COMPOUNDS FOR BATTERY CELL CATHODES - Provided herein are energy storage device cathodes with high capacity electrochemically active material including compounds that include iron, fluorine, sulfur, and optionally oxygen. Batteries with active materials including a compound of the formula FeF | 2014-09-18 |
20140272565 | PROTECTED ELECTRODE STRUCTURES - An electrode structure and its method of manufacture are disclosed. The disclosed electrode structures may be manufactured by depositing a first release layer on a first carrier substrate. A first protective layer may be deposited on a surface of the first release layer and a first electroactive material layer may then be deposited on the first protective layer. | 2014-09-18 |
20140272566 | WELDABILITY OF ALUMINUM ALLOYS - A method is provided for modifying a surface of a first, relatively difficult-to-weld metal substrate in preparation for a subsequent joining method by applying a thin layer of a second, relatively easy-to-weld metal to the surface of the first metal substrate. | 2014-09-18 |
20140272567 | ELECTROACTIVE COMPOSITIONS WITH POLY(ARYLENE OXIDE) AND STABILIZED LITHIUM METAL PARTICLES - An electroactive composition includes an anodic material; a poly(arylene oxide); and stabilized lithium metal particles; where the stabilized lithium metal particles have a size less than about 200 μm in diameter, are coated with a lithium salt, are present in an amount of about 0.1 wt % to about 5 wt %, and are dispersed throughout the composition. Lithium secondary batteries including the electroactive composition along with methods of making the electroactive composition are also discussed. | 2014-09-18 |
20140272568 | Complexometric Precursor Formulation Methodology for Industrial Production of Fine and Ultrafine Powders and Nanopowders for Lithium Metal Oxides for Battery Applications - A compound M | 2014-09-18 |
20140272569 | COATING FOR SEPARATOR OR CATHODE OF LITHIUM-SULFUR OR SILICON-SULFUR BATTERY - A battery with a sulfur-containing cathode, an anode, and a separator between the cathode and the anode has a coating comprising a single-lithium ion conductor on at least one of the cathode or the separator. | 2014-09-18 |
20140272570 | High Energy Cathode Material - A composition for use in a battery electrode including lithium-sulfur particles coated with a transition metal species bonded to a sulfur species. Methods and materials for preparing such a composition. Use of such a compound in a battery. | 2014-09-18 |
20140272571 | Electroactive Polymer Coating for Improved Battery Safety - A single or multi-component polymer coating is applied to components used in fabrication of electrochemical cells to protect the cells from damages that can result in cell imbalance or cell performance reduction. The polymer coating is electrically conductive under normal operating conditions but, when operated at low voltages, functions as an insulative material that increases the electrical resistance of the cell components. This increased electrical resistance improves cell safety by minimizing short-circuit current flow and reducing heating rate in the cell components. | 2014-09-18 |
20140272572 | ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, ELECTRODE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE ELECTRODE - In an aspect, an electrode active material for a lithium secondary battery, the electrode active material including a silicon-based alloy and a coating film containing a polymer that includes a 3,4-ethylenedioxythiophene repeating unit and an oxyalkylene repeating unit, coated on the surface of the silicon-based alloy are provided. | 2014-09-18 |
20140272573 | ANODES INCLUDING MESOPOROUS HOLLOW SILICON PARTICLES AND A METHOD FOR SYNTHESIZING MESOPOROUS HOLLOW SILICON PARTICLES - Anodes including mesoporous hollow silicon particles are disclosed herein. A method for synthesizing the mesoporous hollow silicon particles is also disclosed herein. In one example of the method, a silicon dioxide sphere having a silicon dioxide solid core and a silicon dioxide mesoporous shell is formed. The silicon dioxide mesoporous shell is converted to a silicon mesoporous shell using magnesium vapor. The silicon dioxide solid core, any residual silicon dioxide, and any magnesium-containing by-products are removed to form the mesoporous, hollow silicon particle. | 2014-09-18 |
20140272574 | BINDER COMPOSITION FOR RECHARGEABLE BATTERY AND RECHARGEABLE LITHIUM BATTERY HAVING THE SAME - A binder composition for a rechargeable battery, including a binder polymer having a glass transition temperature (Tg) of 20° C. or less, and having a storage modulus (60° C.) of 50-150 MPa. The binder composition according to an embodiment can improve life characteristics of the rechargeable battery by efficiently controlling expansion of a negative electrode plate. | 2014-09-18 |
20140272575 | BINDER FOR RECHARGEABLE LITHIUM BATTERY, ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY INCLUDING BINDER, METHOD OF PREPARING ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING ELECTRODE - Embodiments are directed to a binder for a rechargeable lithium battery, the binder including a copolymer including a repeating unit represented by Chemical Formula X, a repeating unit represented by Chemical Formula Y-1, and a repeating unit represented by Chemical Formula Z, and lithium ions, | 2014-09-18 |
20140272576 | METHODS AND APPARATUS FOR HIGH CAPACITY ANODES FOR LITHIUM BATTERIES - An electrode is provided for an electrochemical lithium battery cell. The electrode includes a bulk material that has a plurality of voids dispersed substantially throughout the bulk material. The bulk material is silicon. Numerous other aspects are provided. | 2014-09-18 |
20140272577 | METHODS AND APPARATUS FOR HIGH CAPACITY ANODES FOR LITHIUM BATTERIES - An electrode is provided for an electrochemical lithium battery cell. The electrode includes multiple silicon sheets, each silicon sheet including multiple apertures, each aperture extending all or partly through a thickness of the silicon sheet. Numerous other aspects are provided. | 2014-09-18 |
20140272578 | POROUS, AMORPHOUS LITHIUM STORAGE MATERIALS AND A METHOD FOR MAKING THE SAME - Porous, amorphous lithium storage materials and a method for making these materials are disclosed herein. In an example of the method, composite particles of a lithium storage material in an amorphous phase and a material that is immiscible with the lithium storage material are prepared. Phase separation is induced within the composite particles to precipitate out the amorphous phase lithium storage material and form phase separated composite particles. The immiscible material is chemically etched from the phase separated composite particles to form porous, amorphous lithium storage material particles. | 2014-09-18 |
20140272579 | Complexometric Precursor Formulation Methodology for Industrial Production of Fine and Ultrafine Powders and Nanopowders for Lithium Metal Oxides for Battery Applications - A compound M | 2014-09-18 |
20140272580 | Complexometric Precursor Formulation Methodology For Industrial Production Of Fine And Ultrafine Powders And Nanopowders Of Layered Lithium Mixed metal Oxides For Battery Applications - A battery with improved properties is provided. The battery has a cathode material prepared by the complexometric formulation methodology comprising M | 2014-09-18 |
20140272581 | HIGH ENERGY MATERIALS FOR A BATTERY AND METHODS FOR MAKING AND USE - A method of forming an electrode active material by reacting a metal fluoride and a reactant. The reactant can be a metal oxide, metal phosphate, metal fluoride, or a precursors expected to decompose to oxides. The method includes a milling step and an annealing step. The method can alternately include a solution coating step. Also included is the composition formed following the method. | 2014-09-18 |
20140272582 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY HAVING RARE EARTH HYDROXIDE AND/OR OXYHYDROXIDE - In a non-aqueous electrolyte secondary battery including a positive electrode | 2014-09-18 |
20140272583 | PRETREATMENT COMPOSITIONS AND METHODS FOR COATING A BATTERY ELECTRODE - Disclosed is a cathode of a lithium-ion battery having a conductive substrate, a first layer covering at least a portion of the conductive substrate comprising a pretreatment composition comprising a Group IIIB and/or Group IV metal, and a second layer covering at least a portion of the conductive substrate and first layer, the second layer comprising a coating composition comprising a lithium-containing compound. Also disclosed is method for treating a battery cathode and a battery having the treated cathode. | 2014-09-18 |