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Document Title |
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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...
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7618724 |
Electrochemical device comprising electrode lead having protection device
Disclosed is an electrochemical device including an electrode assembly having a cathode, anode and an electrolyte, and a casing surrounding the electrode assembly. The device further includes a...
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7615309 |
Lead member and secondary battery module with the same
Disclosed are a lead member and a secondary battery module having the same. The lead member is at least partially bent to connect two adjacent cells and form a single series circuit through...
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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...
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7595131 |
Connection between a conductive substrate and a laminate
A connection ( 1 ) is provided between a conductive substrate, in the form of a planar aluminium terminal ( 2 ), and a laminate ( 3 ). The laminate has a first plastics layer, in the form of a...
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7550229 |
Secondary battery having lead plate attached thereto
A secondary battery comprises a bare cell including an electrode assembly composed of positive and negative electrodes and a separator, a can acting as a container for containing the electrode...
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7544220 |
Welding methods and apparatus for batteries
Embodiments of the invention provide an electrochemical cell including an electrode assembly having one or more of the electrodes being coupled to a feedthrough assembly. The one or more electrodes...
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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...
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7517610 |
Rechargeable battery with a connecting pole
A rechargeable battery includes a cover and at least one connecting pole comprising a pole shank inserted into a pole sleeve having an inner casing. The connecting pole is closed from the outside...
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7510799 |
Non-aqueous electrolyte battery
A nonaqueous electrolyte battery that includes a unit cell and a battery case that encloses the unit cell. The battery case includes a laminate film that encloses the unit cells by heat welding at...
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7488553 |
Electric storage battery construction and method of manufacture
An electric storage battery and method of manufacture thereof characterized by a feed through pin ( 12 ) which is internally directly physically and electrically connected to an inner end of a...
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7473489 |
Battery terminal bolt
A battery terminal bolt preferably having a head portion, a washer portion, a sealing portion and a threaded portion. The sealing portion is disposed between the washer portion and the threaded...
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7429432 |
Battery pack having circuit substrate resin molded to battery
A rechargeable battery ( 2 ) and a circuit substrate ( 3 ) are connected by lead plates ( 4, 5 ) and united by a primary mold ( 11 ) that is formed by filling resin therebetween, after which a...
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7410724 |
Film packaged battery having a cupped portion
A battery is fabricated on the basis of at least one of the following four concepts, i.e., lead terminals passing through a package not lower than the uppermost surface of an electrolyte cell, lead...
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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...
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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...
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7348097 |
Insulative feed through assembly for electrochemical devices
An insulative feedthrough receives an electrical lead therethrough and includes a ferrule having fist and second open ends and an interior surface. At least one polymeric guide member is positioned...
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7344800 |
Battery design for implantable medical devices
An improved battery design which is particularly suitable for use in an implantable medical device is disclosed. The design utilizes a two-part case for the battery contents which allows freedom...
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7341802 |
Feedthrough assembly and method
A feedthrough is insulated and hermetically sealed by brazing a ceramic disk to a case cover and by brazing the top surface of the ceramic disk to the bottom surface of a feedthrough pinhead. Using...
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7326492 |
Laminate sheet, laminate battery and related method
A laminate battery is provided with a tab, an electric power generating element connected to the tab, and a laminate sheet allowing the electric power generating element to be accommodated. The...
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7303836 |
Secondary battery including improved cap assembly and method of manufacturing the cap assembly
A cap assembly including a cap plate having a port aperture, an electrode port inserted into the port aperture, and an insulating member formed between the cap plate and the electrode port to...
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7294432 |
Battery having improved headspace insulator
A headspace insulator for a battery cell operatively coupled to circuitry within an implantable medical device in including one or more of the following: (a) a body of electrically and thermally...
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7282297 |
Laminate cell, assembled battery, battery module and electric vehicle
A laminate cell comprises a power generating element formed by sequentially stacking positive electrode plates and negative electrode plates while interposing separators therebetween; a cell...
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7273676 |
Battery pack for cordless device
A battery pack 13 (FIG. 2 ) comprises an elongated cylindrical, metal casing 35, a plurality of cells 41, 43 in casing 35 and three coaxial pack terminals 46, 54, 61. For enhanced...
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7241529 |
Secondary battery including improved cap assembly and plug for the secondary battery
A secondary battery including a cap assembly with a structure improved for tight sealing and a plug therefor are provided. The secondary battery includes a battery unit formed by rolling a stack of...
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7201998 |
Pouch-type lithium secondary battery
A pouch-type lithium secondary battery includes a battery unit having a positive plate, a separator, and a negative plate; a plurality of electrode tabs, drawn from the positive and negative...
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7175938 |
Battery case employing ring sandwich
The invention includes a brazed ceramic ring that separates the positive and negative ends of the battery while still providing a leak-tight seal. The ceramic is aluminum oxide or zirconium oxide...
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7169507 |
Manganese dry battery
A manganese dry battery with excellent leak-proof property is provided, in which electrolyte leakage does not occur even if the size of a positive electrode material mixture is increased to meet a...
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7163763 |
Cold formed battery terminal
A method and apparatus for cold forming a battery terminal having a base and an insert. The insert includes a first portion encapsulated within the base and a second portion that extends beyond a...
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7141332 |
Lightweight prismatic packaging structure for electrochemical devices and assembly method of the same
The present invention pertains to lightweight, hard and leakproof prismatic packaging structures for electrochemical devices and economical method of assembly and hermetic sealing of said...
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7125627 |
Secondary battery having a container with a safety unit
A secondary battery includes an electrode assembly; a laminated container laminated with flexible films, which encloses the electrode assembly while the electrode tabs are drawn out of the...
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7122276 |
Pouch type secondary battery with safety vent
A pouch type secondary battery has a safety vent which prevents explosion and fire by removing a sealing mechanism of a pouch casing when the internal temperature increases due to overcharging,...
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7090945 |
Cell, connected-cell body, and battery module using the same
A cell includes an electrode plate group which is formed by laminating a positive electrode plate and a negative electrode plate with a separator interposed between them, and includes leads...
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7037620 |
Multi-cellular electrical battery
An electrical battery for multi-cellular interconnection in series, parallel or series and parallel has a protrusion and a recess, such as a tongue and a groove, extending on outer surfaces of the...
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7033697 |
Battery unit and secondary battery employing the same
A battery unit for a secondary battery that includes a positive electrode plate, a positive electrode tab, a negative electrode plate, a negative electrode tab, a separator, and short circuit...
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7029790 |
Closed type battery
The invention provides a closed type battery comprising an electrode-leading terminal formed by caulking that ensures satisfactory sealing sealability. That terminal comprising a metal plate for...
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7022432 |
Prismatic sealed battery module
A prismatic sealed battery module includes: a prismatic battery case; an electrode plate group constituted by alternately layering positive and negative electrode plates with a separator arranged...
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6986796 |
Unitary lid for an electrical energy storage device
A unitary lid for the casing of an electrochemical energy storage device is described. The lid has a terminal lead ferrule and a fillport formed from a single blank in a machining process. The lid...
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6908705 |
Thin-walled battery for portable electronic equipment
The present invention provides a thin battery, comprising a metal case, a battery core formed by laminating and wrapping an anode, a septum and a cathode, an anode conductive terminal and a cathode...
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6902844 |
Film-sealed non-aqueous electrolyte battery with improved surface-treated lead terminal
A film-sealed nonaqueous electrolyte battery comprises: a battery element including a non-aqueous electrolyte; a film case having at least a sealant polymer resin film for sealing the battery...
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6899976 |
Feed through assembly for a formable flat battery
A body implantable medical device (IMD) includes a first shell and a second shell whose outer surfaces are biocompatible. The IMD further includes a battery enclosure defined by all or a portion of...
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6899972 |
Secondary battery with thermal protector
A secondary battery includes: a battery unit in which a cathode plate, a separator, and an anode plate are sequentially disposed upon one another and wound together; a can provided as a housing for...
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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...
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6890683 |
Sealed prismatic battery and battery module
A sealed prismatic battery includes an electrode plate group having positive and negative electrode plates stacked upon one another with a separator interposed therebetween, collectors each...
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6881516 |
Contoured battery for implantable medical devices and method of manufacture
A battery having an electrode assembly located in a housing that efficiently utilizes the space available in many implantable medical devices is disclosed. The battery housing provides a cover and...
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6878486 |
Seal for electrochemical cell
The invention is an injection-molded thermoplastic seal member for use in an electrochemical cell and a cell containing the seal member. The thermoplastic material comprises a mixture of a...
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6877216 |
Heat-sealing machine, heat-sealing method, embossing method, work pressing machine and workpiece
A polymer battery module ( 2 ) provided with tabs ( 4 ) is put in a package ( 5 ) and an open end part of the package ( 5 ) is heat-sealed by a heat-sealing machine ( 10 ). The heat-sealing machine...
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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...
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6864014 |
Connecting structure of conductive connecting tab of battery
The present invention provides a conductive connecting structure exhibiting satisfactory connecting performance to connect a conductive connecting tab being mounted on a battery element to a...
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6861174 |
Electrochemical cell with low volume cover assembly
An electrochemical battery cell comprising a metal container with an open end closed with a metal cover. The top portion of the container side wall has a torus above an inward necked area, and the...
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