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| Number | Title | Issue Date |
| 8092937 | Battery pack A battery pack includes a non-aqueous electrolyte secondary battery, a rigid covering member, and a protection circuit board. The secondary battery includes a battery element and a flexible covering member formed of a first laminated film composed of a first heat-bo... | 01/10/2012 |
| 8067113 | Polymer battery module packaging sheet and a method of manufacturing the same A polymer battery module packaging sheet includes, as essential components, a base layer (61), an aluminum layer (62), chemical conversion coatings (64a, 64b) coating the opposite surfaces of the aluminum layer (62), ... | 11/29/2011 |
| 8021779 | Battery sheath having radiation layer formed thereon and lithium polymer battery using the same A battery sheath having a radiation layer on its surface and a lithium polymer battery using the sheath are provided. The radiation layer improves radiation performance and mechanical strength of the battery, and also improves the response of a PTC device. The batte... | 09/20/2011 |
| 7981542 | Rechargeable battery A rechargeable battery including: an electrode assembly; a can to house the electrode assembly; and a cap assembly to seal an opening of the can. The cap assembly includes: a cap plate; an insulation plate disposed upon a lower surface of the cap plate; a terminal p... | 07/19/2011 |
| 7867652 | Surface treatment for metal-polymer laminated electrochemical cell package A method for preparing a metal-polymer laminate packaging material, a method for preparing a metal-polymer laminated electrochemical cell package, and an electrochemical cell package, wherein adhesion of the polymer to the metal sheet used in the packaging material ... | 01/11/2011 |
| 7851083 | Lithium ion secondary batteries The present invention relates to lithium ion secondary batteries that have an enclosure with an electrode core compartment for holding the electrode core and a separate protection circuit compartment for holding the protection circuits, and terminal leads connecting... | 12/14/2010 |
| 7794875 | Battery module Disclosed herein is a battery module including two battery cells, each of which has electrode terminals formed at upper and lower ends thereof. The battery module further includes a frame member, to which upper-end sealing parts, lower-end sealing parts, and one-sid... | 09/14/2010 |
| 7763381 | Cell thermal runaway propagation resistance using dual intumescent material layers A means for inhibiting the propagation of thermal runaway within a plurality of batteries is provided, wherein the means is comprised of a pair of intumescent material layers coating the battery casing, or at least a portion thereof. ... | 07/27/2010 |
| 7749650 | Method and apparatus for maintaining cell wall integrity during thermal runaway using multiple cell wall layers A method and apparatus is provided in which at least one layer pair comprised of an inner, thermally insulating layer and an outer, high yield strength layer, surrounds the casing of a battery, the at least one layer pair inhibiting the flow of hot, pressurized gas ... | 07/06/2010 |
| 7736799 | Method and apparatus for maintaining cell wall integrity during thermal runaway using an outer layer of intumescent material A method and apparatus is provided in which a layer of an intumescent material surrounds the casing of a battery, the layer helping to prevent the formation of perforations in the battery casing during a thermal runaway event and, if a perforation is formed, inhibit... | 06/15/2010 |
| 7521150 | Secondary battery including resin cavity side covering A secondary battery includes a bare cell having a terminal side from which an electrode terminal protrudes, an opposing side opposite the terminal side, and a longitudinal side. A circuit module is on the longitudinal side and a resin molding covers the circuit modu... | 04/21/2009 |
| 7485393 | Laminate for use as outer covering of battery and secondary battery The present invention relates to a laminate for battery encasement comprising aluminum foil and an inner layer, wherein a resin film layer that comprises an aminated phenol polymer (A), an acrylic polymer (B), a phosphorus compound (C), and a zirconium compound (D) ... | 02/03/2009 |
| 7468222 | Electrochemical device An electrochemical device comprises a matrix 60 including an anode 10 and a cathode 20, an electrolyte, and a shell 50 for accommodating the matrix 60 and electrolyte in a closed state. The shell 50 includes an upper lid ... | 12/23/2008 |
| 7438988 | Rechargeable battery with surface mounted temperature detector Secondary battery structure 100 has secondary batteries 110 equipped with metallic battery cases 111 , temperature detectors 120 for detecting temperature of the secondary batteries 110 , and supporting members 130 for suppo... | 10/21/2008 |
| 7348099 | Nonaqueous secondary electrolytic battery A nonaqueous secondary electrolytic battery comprising an electricity-generating element formed by spirally winding a laminate of a positive electrode plate, a separating material and a negative electrode plate, and an electrolytic solution with which the separating... | 03/25/2008 |
| 7332244 | Battery module A battery case is formed by juxtaposing a plurality of electrode plate group housing chambers. An electrolyte-impregnated electrode plate group is housed in each of the housing chambers. A side plate is arranged in abutment with each side face of the battery case. T... | 02/19/2008 |
| 7329473 | Secondary battery The present invention is a secondary battery, comprising an upper housing, an upper accommodated tank, a main component of battery, a lower accommodated tank, a lower housing each is laminated orderly by layers to form a sealed structure of the secondary battery. Th... | 02/12/2008 |
| 7273504 | Battery and a method of manufacturing same A battery having a single cell, an outer paper package covering the single cell, and a water-repellent layer included in the outer paper package. ... | 09/25/2007 |
| 7270913 | Nonaqueous-electrolyte secondary battery and method of manufacturing the same To offer excellent hermeticity inside a battery having high productivity and being covered with package members by means of solving a problem such as sealing failures caused by gaps between sides of lead electrodes and the package members in sealing parts, in which ... | 09/18/2007 |
| 7163762 | Polymer electrolyte battery and method of producing same In a polymer electrolyte battery including a battery element having a cathode and an anode coiled through a polymer electrolyte, a section of the battery element perpendicular to the coiling axis has a curved form. As compared with a polymer electrolyte battery havi... | 01/16/2007 |
| 7080848 | Bicycle head cap unit A bicycle head cap unit is configured and arranged to mount an electrical device or part in a steerer tube of a bicycle fork. The bicycle head cap unit basically has a cap portion and a housing portion. The cap portion is dimension to close a top opening of a steere... | 07/25/2006 |
| 7011906 | Battery for an electrical appliance that consumes low voltage battery A battery for electrical appliances that consume low voltage battery has a body containing a fluid material that is composed of active carbon and water therein, two conductive rods functioning as the opposite electrodes of the battery and extending into the body, an... | 03/14/2006 |
| 6989217 | Battery loading device for portable electronic apparatus A battery chamber, in which a dry cell or a battery pack is selectively loaded, is provided in a corner of a digital camera. The battery pack is inserted through a loading gate of a side surface of the digital camera, and plural dry cells are inserted through a load... | 01/24/2006 |
| 6979515 | Surface-treated steel plate for battery case and battery case A battery case excellent in glossiness of appearance and working efficiency and a surface-plated steel plate which can be used preferably to manufacture the battery case. The battery case is produced by deep-drawing, DI-forming, DTR-forming a surface-treated steel p... | 12/27/2005 |
| 6972163 | Battery cover assembly A battery cover assembly for use with a battery cell structure having spaced apart positive and negative terminals along a given surface. The cover assembly includes a cover surface having a relief area and a wall depending from the cover surface. A support structur... | 12/06/2005 |
| 6932651 | Connecting structure for electric cells A connecting bus bar 12 is formed from a negative opposing section 27 which is smaller in thickness than a closed end of a bottomed cylinder 13, partially has a negative weld plate section 27a to be welded to the closed end of a bo... | 08/23/2005 |
| 6926996 | Alkaline battery with flat housing A flat elongated alkaline battery comprising an outer metal housing and a single alkaline cell encased within a hydrogen permeable plastic container which is housed within the interior of the metal housing. The outer housing has at least a major surface which is a f... | 08/09/2005 |
| 6893753 | Rechargeable battery equipped with battery protection circuit A rechargeable battery is integrated with a battery protection circuit that protects the rechargeable battery from overcharging, over discharging, and so forth. A circuit board (9) on which are formed a battery protection circuit, a positive input and output ... | 05/17/2005 |
| 6893771 | Battery assembly A battery assembly includes a plurality of battery modules electrically connected together, each battery module acting as a secondary battery and including an electrode group, an electrolyte, a container for housing the electrode group and the electrolyte, and a saf... | 05/17/2005 |
| 6884541 | Lithium secondary battery and manufacturing method thereof A lithium secondary battery includes a cylindrical battery case provided with electrode caps at both end portions thereof. An electrode body impregnated with a nonaqueous electrolyte solution is contained in the battery case and includes a positive electrode, a nega... | 04/26/2005 |
| 6875540 | Lithium secondary battery A lithium secondary battery comprising a case, an internal electrode body inside the case, electrolyte contained in the case, and an insulator between the case and a terminal. Also, a lithium secondary battery comprising a body member, electrolyte contained in the b... | 04/05/2005 |
| 6866961 | Lithium secondary battery and manufacturing method thereof A lithium secondary battery has an internal electrode body formed by winding a positive electrode and a negative electrode on an outer peripheral wall of a hollow winding core and filled with nonaqueous electrolyte solution, a cylindrical battery case containing thi... | 03/15/2005 |
| 6844105 | Plate shaped battery pack and portable radio terminal A plate shaped battery pack includes: a power generating element (21) sealed by a wrapping member (22) formed in the shape of a wrapper constructed of a laminated film; an anode terminal (24a, 26, 39) and a cathode terminal (23 | 01/18/2005 |
| 6841297 | Lithium secondary battery A lithium secondary battery includes: a battery case, and an internal electrode body 1 contained in the battery case and including a positive electrode 2, a negative electrode 3, and a separator 4 made of porous polymer. The positive elec... | 01/11/2005 |
| 6812634 | Graphite nanofibers, electron-emitting source and method for preparing the same, display element equipped with the electron-emitting source as well as lithium ion secondary battery A graphite nanofiber material herein provided has a cylindrical structure in which graphene sheets each having an ice-cream cone-like shape whose tip is cut off are put in layers through catalytic metal particles; or a structure in which small pieces of graphene she... | 11/02/2004 |
| 6797429 | Non-aqueous electrolytic secondary cell A nonaqueous secondary electrolytic battery comprising an electricity-generating element formed by spirally winding a laminate of a positive electrode plate, a separating material and a negative electrode plate, and an electrolytic solution with which the separating... | 09/28/2004 |
| 6780539 | Alkaline battery with flat housing A flat elongated alkaline battery comprising an outer metal housing and plurality of individual alkaline cells housed therein. The outer housing has at least a major surface which is a flat polygon. Preferably the outer metal housing is a cuboid. The individual cell... | 08/24/2004 |
| 6743546 | Laminate sheath type battery Battery with a flexible laminate casing includes a means for fixing the electrode assembly (2) within the casing (1, 18). The fixing means may be a frame (19, 33, 38, 50, 54) attached to the periphery of the electrode assembly, or an insulating ... | 06/01/2004 |
| RE38518 | Battery constructions having increased internal volume for active components An electrochemical cell constructed in accordance with the present invention includes a can for containing electrochemical materials including positive and negative electrodes and an electrolyte, the can having an open end and a closed end; a pressure relief mechani... | 05/18/2004 |
| 6716554 | Battery case, cover, and feedthrough A method and apparatus for providing a hermetically sealed electrical feedthrough for use with a metal battery case. The apparatus includes a ceramic-metal feedthrough subassembly, a metal case of low melt point material, and a clad metal case cover comprising a fir... | 04/06/2004 |
