Class / Patent application number | Description | Number of patent applications / Date published |
429001000 | HAVING POLARITY SAFETY FEATURE | 19 |
20080268296 | Polarity protection for multiple batteries - Battery carriages are provided herein that interface with batteries in the correct polarization, regardless of the orientation in which the batteries are inserted in the battery carriages. Such battery carriages may be advantageously used with any device that uses batteries. Such a device may include two or more battery carriages, wherein each of the battery carriages includes first and second dual-contact assemblies disposed on a substrate. Each of the two dual-contact assemblies may have a positive contact and a negative contact. The positive contacts may each be configured to contact a positive terminal of a battery and to be connected to a positive circuit connection, and the negative contacts may each be configured to contact a negative terminal of a battery and to be connected to a negative circuit connection. | 10-30-2008 |
20080292910 | Battery module for power hand tool - A battery module includes a top cover and a bottom cover affixed together to accommodate a battery set, which has a conducting terminal device exposed out of the bottom cover for the connection of an external electronic device, and a movable member supported on the top surface of the bottom cover and held in a first position by spring members to block the through holes of the bottom cover and movable from the first position to a second position to open the through holes of the bottom cover for ventilation to dissipate heat when the battery module is connected to an external electronic device. | 11-27-2008 |
20090035607 | INTERCONNECTION SYSTEM FOR AN ENERGY STORAGE ASSEMBLY - The invention concerns an interconnection system ( | 02-05-2009 |
20090130493 | PROTECTING AGAINST INCORRECT BATTERY POLARITY - Embodiments of battery holders with dual-contact assemblies are disclosed. One embodiment comprises a battery holder with a substrate and a spring dual-contact assembly, wherein the spring dual-contact assembly comprises a positive contact configured to contact a positive terminal of a battery positioned in the battery holder with the positive terminal oriented toward the spring dual-contact assembly and a negative contact configured to contact a negative terminal of a battery positioned in the battery holder with the negative terminal oriented toward the spring dual-contact assembly. The positive and negative contacts are coupled to an insulator configured to hold the positive contact and negative contact in a fixed relation to one another. Further, one or more cantilever wire springs hold the negative contact, positive contact and insulator in a resiliently displaceable relationship to the substrate. | 05-21-2009 |
20090252994 | BATTERY PACK SYSTEM - The invention described here is a modular energy system for electric vehicles. This modular electrical power system is comprised of a group of battery packs, a rack, and a charging and exchange station. Each battery pack fits into a case that has a handle to make it easy to grasp and lift from its holder. Battery packs are limited to no more than thirty pounds each. The battery packs are installed in a rack which is secured to the vehicle. The rack has defined positions or slots in which the battery packs are placed. The battery pack includes heat sinks to remove the heat from the batteries. The charging and exchange station allows the user two options; 1) recharge the vehicle while parked without removing the batteries, or 2) exchange the vehicles batteries for fully charged packs. | 10-08-2009 |
20100167094 | BATTERY STRUCTURE - This invention relates to a battery structure with improved safety. The battery structure includes: at least two batteries disposed axially parallel to each other, positive terminals thereof facing opposite directions, negative terminals thereof facing opposite directions; an insulating material covering each of the batteries; and a connecting member provided at an end of the at least two batteries for connecting the positive terminal of one of the batteries with the negative terminal of the other battery. The connecting member includes: a negative terminal connector attached to the other battery so as to come into contact with the negative terminal of the other battery; and a bus bar connected at one end portion thereof to the positive terminal of the one battery. The negative terminal connector has a socket into which the other end portion of the bus bar is to be inserted. The tip of the other end portion of the bus bar in the direction of insertion into the socket is chamfered so that it does not impair the insulating material. | 07-01-2010 |
20100173178 | BATTERY MODULE - A battery module according to the present invention includes rechargeable batteries that include a first terminal and a second terminal which protrude outward, the first terminal including differentiation portions formed of an indentation or a protruding portion to differentiate the first terminal from the second terminal; and connection members that electrically connect the rechargeable batteries, fixed to the first and second terminals of adjacent rechargeable batteries, including verification portions which fit the differentiation portions so as to improve assemblability and minimize contact resistance. | 07-08-2010 |
20100304188 | END-LOADED BATTERY CARRIAGE - A battery carriage is provided, including first and second dual-contact assemblies. The first dual contact assembly is disposed on a body portion of the battery carriage and the second dual contact assembly is disposed on a separable portion of the battery carriage. Each dual contact assembly includes a positive contact configured to contact a positive terminal of a battery and a negative contact configured to contact a negative terminal of the battery. The separable portion of the battery carriage is selectively moveable into and out of a coupled state with the body portion. When the separable portion is moved into the coupled state, the dual contact assemblies are held spaced apart to define a receptacle in which the dual contact assemblies hold opposing ends of the battery. Movement of the separable portion into the coupled state also establishes electrical conductivity between the positive contacts of each of the dual contact assemblies, and between the negative contacts of each of the dual contact assemblies. | 12-02-2010 |
20100310905 | Sealed Compression Pole Battery Box - A battery assembly ( | 12-09-2010 |
20110117389 | FLEXIBLE SIZE AND ORIENTATION BATTERY SYSTEM - A battery receptacle system is provided to accept various types or sizes of batteries in different orientations. The battery receptacle system includes a first radial notch for positioning a first positive terminal of a first battery to electrically connect with the first positive contact at a first position, and a second radial notch for positioning a second positive terminal of a second battery of a different size and/or type than the first battery to electrically connect with the first positive contact at a second position, different from the first position. The second radial notch is configured to prevent the first positive terminal of the first battery from electrically connecting with the first positive contact at the second position. | 05-19-2011 |
20120009442 | ARRANGEMENT OF BATTERY POLES OF AN ELECTRIC ENERGY ACCUMULATOR - A power accumulator ( | 01-12-2012 |
20120177952 | Battery Cell Separator - A battery cell separator includes rib supports and ribs connected between the rib supports. The rib supports and the ribs form a cartridge pocket configured to receive a battery cell with the rib supports and the ribs each forming a respective side of the cartridge pocket. In another battery module, the rib supports and the ribs form respective pockets fore and aft of the ribs with each pocket being configured to receive a battery cell. | 07-12-2012 |
20130136953 | FUEL CELL DEVICE - Fuel cell devices are provided having improved shrinkage properties between the active and non-active structures by modifying the material composition of the non-active structure, having a non-conductive, insulating barrier layer between the active structure and surface conductors that extend over the inactive surrounding support structure, having the width of one or both electrodes progressively change along the length, or having a porous ceramic layer between the anode and fuel passage and between the cathode and air passage. Another fuel cell device is provided having an internal multilayer active structure with electrodes alternating in polarity from top to bottom and external conductors on the top and/or bottom surface with sympathetic polarity to the respective top and bottom electrodes. A fuel cell system is provided with a fuel cell device having an enlarged attachment surface at one or both ends, which resides outside the system's heat source, insulated therefrom. | 05-30-2013 |
20130177782 | BATTERY SAFETY JIG - A battery safety jig prevents a user from connecting battery lead terminals on incorrect posts of a battery. The positive and negative posts of the battery can be surrounded by connector jigs. The connector jigs provides an inner shape into which the battery post is disposed. Plate conductors, attached to battery lead terminals, can fit into the inner shapes defined by the connector jigs and attach to the battery posts. The inner shapes can be designed such that the positive plate conductor cannot fit into the negative connector jig and that the negative plate conductor cannot fit into the positive connector jig, thereby eliminating the possibility that the battery lead terminals would be connected to the improper battery post. | 07-11-2013 |
20130260181 | REVERSE CONNECTION PREVENTING STRUCTURE FOR USE IN BATTERY- DRIVEN OBJECT DETECTION DEVICE - Provided is a reverse connection preventing structure in a battery-driven object detection device, which has a simple structure capable of preventing reverse connection of even a battery whose projecting positive electrode is relatively lower in height. The structure has a holder for holding the battery including a first terminal for electrically connecting to a projecting positive electrode and a second terminal for electrically connecting to a negative electrode. The first terminal is formed in a printed circuit board. On the printed circuit board, an insulating member of less than 0.5 mm in thickness are provided around the circumference of the first terminal in such a manner as to allow the first terminal to come in contact with the positive electrode of the battery which is mounted correctly and as to prevent the first terminal from coming in contact with the negative electrode of the battery which is mounted reversely. | 10-03-2013 |
20140037993 | BATTERY PACK AND WIRING SUBSTRATE - A battery pack includes a pack body that includes a battery cell and that has an external shape substantially symmetric with respect to the horizontal and vertical axes, viewed from a front face on which terminals are arranged, and a terminal unit on the front face. The terminal unit includes a positive terminal, a negative terminal, a control terminal, and a temperature detection terminal for outputting temperature data. The positive terminal and the negative terminal are arranged on one side with respect to a center line in the width direction of the pack body. The control terminal is arranged symmetrically to the temperature detection terminal with respect to the center line in the width direction of the pack body. | 02-06-2014 |
20140057135 | ELECTRIC STORAGE DEVICE - An electric storage device includes an electrode assembly, a case housing the electrode assembly, a plastic member arranged at an outer surface of the case and including a joining surface facing the outer surface of the case, an external terminal supported by the plastic member and electrically connected to the electrode assembly, a sealing member arranged at the outer surface of the case, the sealing member including a joining surface facing the outer surface of the case, and an auxiliary terminal supported by the sealing member, the auxiliary terminal extending from inside to outside the case, being electrically connected to the electrode assembly, and being electrically connected to the external terminal. The plastic member includes a material having a hardness greater than a hardness of the sealing member. | 02-27-2014 |
20150037615 | ELECTRONIC DEVICE AND POLARITY-SAFE STRUCTURE CONFIGURED TO RECEIVE A BATTERY - An electronic device ensuring the polarity-correct installation of a battery includes a polarity-safe structure. The polarity-safe structure includes a fixing member located in a fixing groove and an elastic member secured in a receiving groove opposite to the fixing member. The battery cathode can be electrically coupled to the elastic member, but while the battery anode can be coupled to the fixing member, it cannot couple to the elastic member. | 02-05-2015 |
20150132610 | BATTERY BACKUP COVER SYSTEM - A battery backup unit (BBU) system and apparatus is provided for securing and communicating with a BBU for use with optical network terminals (ONTs) and/or residential gateways. In various aspects, the BBU system includes a battery enclosure that is configured to eliminate the unintentional reversal of the polarity for a battery enclosed therein. The BBU system also provides an integrated communication circuit for receiving a variety of connectors. | 05-14-2015 |