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7618737 Lithium secondary battery and method for manufacturing the same  
Lithium secondary batteries having deformation prevention straps for preventing the electrode assemblies of the lithium secondary batteries from deforming and methods for manufacturing the same are...
7618742 Electrochemical cell with improved internal contact  
An electrochemical battery cell with an electrical lead for electrical contact between one of the cell's electrodes and the side of the cell container. A portion of the lead, disposed between the...
7611799 Battery rack and system  
A frame device for supporting objects such as batteries during seismic stress, comprising a pair of end frame members mounted in upstanding spaced apart relation by a plurality of vertically spaced...
7604900 Cylindrical alkaline storage battery  
A cylindrical alkaline storage battery suitable for increasing capacity thereof and arranged to prevent a short circuit between positive and negative electrodes. The battery has an...
7597995 Prismatic battery  
According to an embodiment of the invention, a prismatic battery includes an electrode group 10 contained in a prismatic metal outer can. The electrode group 10 has a positive electrode...
7542266 Cylindrical battery  
A cylindrical battery including a wound electrode assembly and a center pin disposed in a center space of the electrode assembly, the center pin having a gap along its length, the gap defined by...
7482094 Spacer separator subassembly  
The separator subassembly includes a spacer layer formed from a film of microporous, non-conductive material joined to a separator by a heating process, wherein the separator is formed from an...
7435507 Lithium ion secondary battery and method for manufacturing the same  
A lithium ion secondary battery has an electrode group including: a winding core; and a positive electrode and a negative electrode that are wound around the winding core. This electrode group does...
7425386 Electrode group for battery and non-aqueous electrolyte secondary battery using the same  
An electrode group for a battery including a positive electrode and a negative electrode wound into a spiral with a separator interposed therebetween, wherein the positive electrode includes a...
7419743 Cylindrical lithium battery resistant to breakage of the porous heat resistant layer  
A cylindrical lithium secondary battery that is resistant to breakage of the porous heat-resistant layer and therefore excellent in both safety and battery characteristics. The cylindrical lithium...
7396612 Lithium ion secondary battery  
A lithium ion secondary battery includes a positive electrode capable of absorbing and desorbing lithium ion, a negative electrode capable of absorbing and desorbing lithium ion, a porous film...
7378185 Prismatic lithium secondary battery having a porous heat resistant layer  
A prismatic lithium secondary battery includes: a prismatic battery can having a bottom, a side wall, and an open top; an electrode assembly; a non-aqueous electrolyte; and a sealing plate covering...
7335448 Lithium ion secondary battery  
A lithium ion secondary battery includes: (a) a positive electrode plate comprising an active material part and a current collector carrying the active material part, the active material part...
7264898 Primary zinc-air battery  
A rectangular-shaped primary zinc-air battery is provided. Hence, many components of the primary zinc-air battery can be designed in shapes of sheets for easy production. In addition, the primary...
7220516 Bipolar battery with flexible insulation film  
A bipolar battery comprises a bipolar electrode having a positive electrode layer on one side of a collecting foil and a negative electrode layer on the other side of the collecting foil, and a...
7195840 Cell structure for electrochemical devices and method of making same  
An electrochemical device comprising alternating layers of positive and negative electrodes separated from each other by separator layers. The electrode layers extend beyond the periphery of the...
7169505 Battery unit, lithium polymer battery using the same, and method for manufacturing lithium polymer battery  
A battery unit with improved safety measures, a lithium polymer battery using the battery unit, and a method for manufacturing the lithium polymer battery are provided. The lithium polymer battery...
7118828 Implantable battery  
The present invention discloses a device and method pertaining to battery construction. In the preferred embodiment, the shape and construction of the battery is designed to maximize energy density...
7060387 Secondary cell with improved electrode jelly-roll structure  
A secondary cell capable of ensuring thermal and mechanical stabilities required for a high-capacity cell with a simple structure is provided. The secondary cell includes: a can; and an electrode...
7014947 Integral membrane support and frame structure  
An electrochemical cell includes a first electrode, a second electrode, and a proton exchange membrane disposed between and in intimate contact with the electrodes. The proton exchange membrane is...
6946218 Battery cell having edge support and method of making the same  
The present invention, a cell layer edge support, provides longer battery cell life while minimizing the possibility of shorts within the cell. More specifically, an edge support layer is...
6933074 Insulative component for an electrochemical cell  
An insulator ring for preventing short circuit contact between the opposite polarity electrode in a case-terminal cell design is described. Typically, a lithium/silver vanadium oxide cell is built...
6896993 Electrochemical device comprising a pair of electrodes and an electrolyte  
An electrochemical device comprises a pair of electrodes having electrode layers formed on strip-like collectors except on their strip-like portions along a longitudinal side of the strip-like...
6869725 Sealed battery  
The center pin 20 is cylindrical and tube-shaped, and each of the planes formed by the external surface of the center pin 20 in the vicinity of the edges 22 a and 22 b of the slit 21 is...
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...
6733919 Battery spacer and circuit board mounting apparatus  
This invention includes a spacer for a rechargeable battery pack. The spacer is hermaphroditic in that it may be rotated by 180 degrees and attached to itself. The spacer sits between two...
6709785 Stacked electrochemical cell and method for preparing the same  
The present invention relates to an electrochemical element, specifically an electrochemical element with improved energy density comprising multiply stacked electrochemical cells. In order to...
6709783 Battery pack cooling structure  
In a battery pack 1 wherein prismatic battery modules 2 are arranged parallel with each other, cooling passages 7 are formed by interposing spacers 6 made of metallic material between...
6645662 Battery provided with an old-or-new identification seal having a heat sensitive adhesive layer  
In order to provide a battery comprising an old-or-new identification seal which is applicable to both the positive electrode terminal and the negative electrode terminal and is simple in terms of...
6607655 Reactor and method for carrying out electrochemical reactions  
Reactor for carrying out electrochemical reactions with an electrode and a counter-electrode are known, whereby the electrodes are separated form one another by a capillary gap. Such reactors do...
6576027 Method of manufacturing a lithium battery  
Disclosed is a method of manufacturing a lithium battery having a stack of a negative electrode, a separator, and a positive electrode. A pattern of holes is produced in the negative electrode as...
6576365 Ultra-thin electrochemical energy storage devices  
An ultra-thin electrochemical multi-cell energy storage device is provided within a single lightweight flexible casing. The energy storage device utilizes perforated isolating frames to form its...
6569564 Button cell constructions and thin profile battery constructions  
A method of forming a button-type battery includes, a) providing a conductive first terminal housing member, a conductive second terminal housing member, an anode, and a cathode; b) providing an...
6506514 Nonaqueous electrolyte secondary battery  
The present invention provides a nonaqueous electrolyte secondary battery, comprising a battery element produced by laminating and winding up a positive electrode and a negative electrode with a...
6391488 Non-aqueous electrolyte cell  
The present invention relates to an improved non-aqueous electrolyte cell comprising an anode, a cathode and a separator spirally wound so that the anode is disposed on the outer side of the...
6168884 Battery with an in-situ activation plated lithium anode  
A thin-film rechargeable battery includes a cathode film; including a lithium transition metal oxide, an electrolyte film coupled to the cathode film, the electrolyte film being substantially...
RE36843 Polymer-lithium batteries and improved methods for manufacturing batteries  
Improved polymer batteries and improved methods of manufacturing such polymer batteries are provided. One improved method of manufacture involves the formation of a laminated array structure that...
5972535 Method and apparatus for attaching terminal post straps to a battery plate group  
A method and apparatus for more efficiently fusing the straps of pre-formed terminal post members with plate lugs of a battery plate group utilizing a non-reusable, inexpensive plastic mold insert....
5773161 Bipolar separator  
A bipolar separator which is formed from a plate having opposing first and second surfaces which are compatible with fuel gas and an oxidant gas, respectively. The plate is formed with a central...
5716733 Method for producing a nondetachable, fluid-tight, and gastight connection between a plate stack and a lateral component of an electrochemical battery and for spacing electrode plates, as well as an electrochemical battery  
The invention concerns a method for producing a nondetachable, fluid-tight, and gastight connection between a plate stack (1) and a plate-shaped lateral component (3) of an electrochemical battery,...
5714278 Edge-sealed battery separator  
The present invention concerns forming a masked area on a porous separator material for use in a battery. Masked areas can be formed on the porous separator material with heat and/or pressure. The...
5707757 Battery having water-proof case and portable electronic apparatus using the battery  
Disclosed is a water-proof, gas pervious casing for a battery capable of containing a plurality of battery cells. The casing is made of a gas impervious, water-proof material that completely...
5645955 Battery  
A device for a battery with a spacer preventing direct physical contact between first and second batteries arranged in physical series. A resilient conductor providing an electroconductive contact...
5573871 Electrochemical cell  
A high temperature rechargeable electrochemical cell which comprises a housing containing an anode separated from a cathode by a solid electrolyte separator. The separator is a hollow operatively...
5543247 High temperature cell electrical insulation  
An insulator for use in a monopolar cell battery is provided in which the battery includes a first electrode in contact with the case and a second electrode which is not in contact with case. The...
5521024 Lead acid storage battery  
A lead acid storage battery has a cell composed of a positive plate comprising a positive active material layer and a positive current collector plate, a negative plate comprising a negative active...
5487958 Interlocking frame system for lithium-polymer battery construction  
Frames for batteries which are constructed of planar battery cells prevent the planar battery cells from shifting while the batteries are vacuum sealed. These frames do not add to the thickness of...
5437941 Thin film electrical energy storage device  
An electrical energy storage device (10). An electrode (12) consisting of a thin film of metal or metal oxide is deposited on a substrate (24), preferably by sputtering. Spherical plastic spacers...
5434017 Isolated connection for an electrochemical cell  
An isolated, multipoint connection for a coiled electrode electrochemical cell which includes a cathode assembly with a cathode current collector having at least two connector tabs spaced apart on...
5395707 Environmentally safe water-activated battery  
A water-activated, primary reserve battery for use in an environment, such as the ocean, that provides an environmentally safe battery, especially useful in sonobuoys. The battery includes the use...
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