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7618745 Sealed battery  
A sealed battery according to the present invention includes a sealing body 18 A having a terminal cap 19 ′ made of an iron-based material and a safety valve 25 made of an aluminum-based...
7601460 Prismatic battery and manufacturing method thereof  
A prismatic battery with highly reliable sealing properties and its manufacturing method, wherein a negative collector is welded to one end of an electrode plate group accommodated in a prismatic...
7595132 Battery having specific package structure  
The present invention provides a battery having a structure for increasing the power storage capacity and output thereof In accordance with the present invention, in a battery comprising an...
7592088 Seal configuration for fuel cell stack  
A seal configuration is provided for a fuel cell stack, including a first bipolar plate and a second bipolar plate, each disposed on opposite sides of a membrane electrode assembly. The seal...
7582379 Secondary battery of assemble-type structure  
Provided is a secondary battery of an assemble-type structure having a cell body including an electrode assembly of cathode/separator/anode sealed therein; and a cap assembly including a protection...
7579111 Film-covered electric device having pressure release opening  
A film-covered electric device has an electric device element and casing films. The casing films include a sealing area formed by thermally fusing the facing surfaces of the casing films together...
7566515 Flat non-aqueous electrolyte secondary cell  
A non-aqueous electrolyte secondary cell containing an electricity-generating element with at least a cathode, a separator and an anode and a non-aqueous electrolyte inside a cathode case,...
7553582 Getters for thin film battery hermetic package  
A method for improving the useful life of a thin film lithium-ion battery containing a solid electrolyte and an anode that expands on charging and long life batteries made by the method. The method...
7553581 Sealed prismatic battery  
A sealed prismatic battery is provided. The battery includes a battery casing 4 having a prismatic cylindrical shape of body with a bottom part and an upper opening, and a lid 5 which fits in...
7544440 Secondary battery having a sealing gasket with concave and convex portions  
A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive and negative electrodes and a container for...
7531271 Wafer alkaline cell  
A wafer alkaline cell of a laminar structure is disclosed. The cell has a pair of opposing sides comprising at least the majority of the boundary surface of said cell and defining a short cell...
7524577 Long life thin film battery and method therefor  
A method for improving the useful life of a thin film lithium-ion battery containing a solid electrolyte and an anode that expands on charging and long life batteries made by the method. The method...
7524393 Gel electrolyte battery  
A gel electrolyte battery in which adhesion between a layer of an active material of an electrode and a gel electrolyte is raised to provide for sufficient mobility of lithium ions, and a method...
7521148 Cap assembly and secondary battery utilizing the same  
A secondary battery includes an electrode assembly realized by layering and/or winding an anode, a cathode, and a separator; a case having a space into which the electrode assembly is inserted; and...
7517611 Alkaline dry battery  
A leak-proof alkaline dry battery including a battery case and a seal unit for closing the opening of the battery case. The seal unit includes: a negative electrode terminal plate; a negative...
7504179 Secondary cell module and method of its production  
A secondary cell module and the method of its production, which comprises a combination cell formed by connecting the positive and/or the negative electrode terminal(s) of multiple secondary cells...
7501202 Lithium secondary cell and assembly thereof  
A lithium secondary cell includes an internal electrode body having a positive electrode plate and a negative electrode plate wound and laminated around an external peripheral wall of a hollow...
7494742 Layered barrier structure having one or more definable layers and method  
A system provides an environmental barrier also useful for providing a circuit, for example, one having a thin-film battery such as one that includes lithium or lithium compounds connected to an...
7479347 Prismatic battery having electrolyte injection-hole capable of excellent sealing-disposition  
Disclosed herein is a prismatic battery having an electrode assembly mounted in a prismatic battery case, wherein an electrolyte injection hole formed in a base plate mounted to an open upper end...
7476463 Rechargeable bipolar high power electrochemical device with reduced monitoring requirement  
The present invention is drawn to a high power electrochemical energy storage device in a bipolar configuration, comprising at least n stackable cells in bipolar configuration wherein subgroups of...
7473382 Seal molding material for cell electrolytic solution  
A seal molding material for cell electrolytic solution, which comprises an EPDM composition comprising a peroxide-crosslinkable EPDM and an organic peroxide, the seal molding material being for use...
7459232 Secondary battery having safety valve and method of manufacturing same  
An electrode assembly includes a positive plate, a negative plate and a separating plate interposed between those two plates, a container receiving the electrode assembly inside thereof, a cap...
7455929 Air cell with improved leakage resistance  
An electrochemical battery cell with an oxygen reduction electrode and having improved electrolyte leakage resistance. The cell includes a component, disposed between the oxygen reduction electrode...
7445869 Gasket, a bipolar battery and a method for manufacturing a bipolar battery with such a gasket  
A gasket is for use in a starved electrolyte bipolar battery. The gasket may be made from a hydrophobic material in the shape of a frame to prevent the creation of an electrolyte path between...
7442467 Sealed battery  
A sealed battery in which an opening of a battery case is sealed with any one of a sealing member via an insulating gasket, and a sealing unit in which a sealing member is crimped inside a filter...
7433655 Battery-operated wireless-communication apparatus and method  
A combined battery and wireless-communications apparatus and method. In some embodiments, the apparatus includes a support, a first conductive layer deposited on a first surface area of the...
7410726 Electrical battery assembly and method of manufacture  
The method includes filling a case through a fill-hole in a cover of a case. The case is configured to hold an electrode assembly having at least one positive electrode and at least one negative...
7410723 Pouch type secondary battery  
A battery has enhanced reliability by protecting the battery from external impacts by separately installing a reinforcement structure on a casing and an electrode assembly housed in the casing. The...
7396613 Battery pack and method for producing same  
A battery pack is provided. The battery device is accommodated and hermetically sealed in a packaging unit and is packed along with a connection substrate and a frame by the packaging unit. A...
7393610 Laminate packaging flat cell  
A laminate packaging flat cell comprises a laminate film formed by combining polymer and metal with each other; a power generating element formed of a plurality of electrode plates and separators,...
7381494 Electric battery assembly and method of manufacture  
An energy storage device, such as an electrical storage battery, having a unique terminal structure, sealing arrangement and an S-shaped mandrel for the electrode assembly. The battery generally...
7378187 Integrated cap assembly of a secondary battery and fabricating method thereof  
An integrated cap assembly of a secondary battery. A cap lamination forms a top portion of the secondary battery and serves as a connection terminal while the secondary battery is charged or...
7378183 Sealed cell using film outer casing body  
A sealed cell with a film outer casing body having a flat electrode body is prevented from short circuiting damage due to impacts. The flat electrode body has first and second electrodes and a...
7358007 Laminate, method for preparation thereof, and use thereof  
A laminate to be served as seal film for sealing the electrolyte of battery or as protection film for protecting the electrode part of battery, comprising a metal layer, a surface-treated layer...
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...
7348098 Flat prismatic battery  
A power generation element is stored in an inner space formed by combining a battery case ( 2 ) and a seal case ( 3 ) formed as a half-shell body with a rectangular plane shape such that the...
7348096 Flexible thin printed battery and device and method of manufacturing same  
A flat, flexible electrochemical cell is provided. The within invention describes various aspects of the flat, flexible electrochemical cell. A printed anode is provided that obviates the need for...
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...
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...
7320846 Bipolar battery and method for manufacturing the same  
A bipolar battery includes a bipolar electrode and an electrolyte layer. The bipolar electrode includes a current collector, a positive electrode layer formed on one surface of the current...
7311995 Electrochemical cell  
An electrochemical cell has an outer case formed of one of ceramics and glass. An electrochemical cell element is hermetically sealed in the outer case. The electrochemical cell element contains a...
7297441 Nonaqueous-electrolyte secondary battery  
A nonaqueous-electrolyte battery which is capable of preventing introduction of water and deterioration in the capacity thereof is disclosed. The nonaqueous-electrolyte battery according to the...
7291423 Prismatic sealed battery  
A prismatic sealed battery has a prismatic battery case ( 3 ) which includes a plurality of prismatic containers ( 4 ) coupled in a row via partitions ( 5 ), electrode plate assemblies ( 8 ), and...
7279248 Bipolar battery and related method  
A bipolar battery comprises: a plurality of bipolar electrodes; electrolyte layers formed between adjacent ones of the plurality of bipolar electrodes, respectively; sealing portions surrounding...
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...
7267906 Film-covered electric device having pressure release opening  
A film-covered electric device has an electric device element and casing films. The casing films include a sealing area formed by thermally fusing the facing surfaces of the casing films together...
7267905 Alkaline electrochemical cell having a non-crimped closure  
An adhesive closure for sealing closed the open end of an electrochemical cell container. The electrochemical cell comprises a can having an open end and a side wall, and positive and negative...
7267904 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...
7261971 Battery used for small electric devices  
A battery provided with one end of each lead element connected to the positive and negative electrode respectively is drawn out from the can body 3 through a space 6 formed at a surface part of...
7258940 Zinc/air cell  
A zinc/air button cell, wherein the cell has a single casing, namely, the anode can. A substantially flat metal support disk is employed, to close the open end of the anode can, thus eliminating...