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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...
7601456 Valve regulated lead acid battery  
A valve-regulated lead acid (VRLA) battery cell ( 2,40 ) has positive and negative plates ( 10,11,41,42 ) separated by separator media ( 12,43 ) and held together under pressure. The separator is...
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...
7585591 Battery including rolled electrodes and straight lead terminals  
A battery includes a unit cell including spirally rolled electrodes, a jacket having a recessed section, a cathode lead terminal, and an anode lead terminal. The unit cell is placed in the recessed...
7569304 Fuel cells and related devices  
A solid electrolyte fuel cell component is formed by tape casting an electrolyte layer and electrode layers to form a green tape which can be manipulated. The green tape is coiled into a form...
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,...
7563534 Package containing roll of long electrode plate  
A package containing a roll of a long electrode plate which is a package for storing a roll of a long electrode plate, making it is possible to simplify the work process of containing and packaging...
7556881 Lithium secondary battery  
Charge-discharge cycle performance is improved in a lithium secondary battery that adopts a thin film made of silicon or a silicon alloy as its negative electrode active material and has a wound...
7547489 Electrochemical device  
An electrochemical device having an electrode plate assembly that includes: (a) at least one first electrode; (b) at least one second electrode; and (c) a separator interposed between the first...
7527892 Nonaqueous electrolyte battery having exposed electrode collector portions  
A nonaqueous electrolyte battery capable of minimizing damage if the battery is crushed by pressure is disclosed. The nonaqueous electrolyte battery according to the present invention includes a...
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...
7481852 Consecutively wound or stacked battery cells  
The specification discloses a consecutively wound or stacked battery system and a method for making these devices. In one aspect, battery cells are wound consecutively, separated by insulating...
7462418 Accumulator cell assembly  
An accumulator cell assembly made up of a plurality of accumulator cells connected in series. Each accumulator cell includes polarizing electrodes and a collector foil having a width of at least...
7452627 Rechargeable battery with jelly roll type electrode assembly  
A rechargeable battery that comprises a jelly roll type electrode assembly that comprises two electrodes with different polarities and separators for preventing an electrical short between the two...
7442465 Jelly-roll type electrode assembly, lithium secondary battery having the same, and method for manufacturing the same  
A jelly-roll type electrode assembly, a lithium secondary battery having the same, and a method for manufacturing the same are provided. The electrode assembly comprises a deformation prevention...
7435511 Nickel-metal hydride storage battery  
A nickel-metal hydride storage battery having a spirally wound electrode group including: (a) a positive electrode including an active material layer containing nickel hydroxide and a positive...
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...
7425385 Non-aqueous electrolyte secondary battery  
A non-aqueous electrolyte secondary battery including: an electrode group in which a positive electrode plate and a negative electrode plate are spirally wound with a separator interposed...
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...
7416811 Electric storage battery construction and method of manufacture  
An electric storage battery and method of manufacture thereof. Active material ( 78 ) is removed from both sides of the outer end ( 88 ) of the negative electrode ( 70 ) in a jellyroll ( 84 ) to...
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...
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...
7378182 Cylindrical alkaline storage battery  
A cylindrical alkaline storage battery has a conductive cylindrical case whose outside diameter lies in a range from 13.5 mm to 14.5 mm, and an electrode assembly contained, together with an...
7377948 Layered electrochemical cell and manufacturing method therefor  
Methods of the present invention are provided for forming a plurality of electrochemical cell layers, each cell layer generally including a pair of electrodes and a separator electrically...
7364817 Secondary battery and method of manufacturing the same  
A secondary battery includes an electrode assembly including a positive electrode, a negative electrode and a separator interposed therebetween. A container receives the electrode assembly, and a...
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...
7348095 Battery and method for manufacturing the same  
After accommodating an electrode group in a battery case having a substantially square transverse cross section, making an opening head of the battery case into a cylindrical shape through...
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...
7335440 Lithium-limited anode subassembly with solid anode current collector and spacer  
An anode subassembly for use in an implantable electrochemical cell includes a solid anode current collector and an alkali metal anode pressed onto the solid anode current collector such that the...
7332246 Galvanic element with a set of wound electrodes  
A galvanic element including at least one positive electrode in strip form, at least one negative electrode in strip form, at least one separator in strip form interposed between the positive and...
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...
7297443 Lithium-limited anode subassembly  
An anode subassembly is provided for use in an implantable electrochemical cell wherein the anode subassembly includes an anode current collector designed to eliminate perforation edges in the...
7294430 Battery having a wound electrode element  
In a battery having a wound electrode element which is made contact with by means of a pin, a contact connection is fitted on the outer face and is electrically connected to the pin which is...
7285355 Battery  
A lithium ion battery configured to yield a high energy density output by minimizing head space, i.e., wasted interior volume, within the battery case and/or by reducing electrical energy losses...
7273678 Secondary cell  
A secondary cell comprises an electrode unit housed in a cell can comprising a cylinder having a bottom and a closed opening, and a current collector plate 50 is provided at one end of the...
7273674 Primary electrochemical cell having scalloped electrodes  
A primary lithium electrochemical cell housed in a casing having a curved side wall intermediate opposed generally planar face walls is described. The cell comprises an anode and a cathode that...
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...
7261972 Nonaqueous electrolyte secondary battery  
A nonaqueous electrolyte secondary battery includes an electrode group having a positive electrode and a negative electrode wound flatly by way of an interposed separator, a positive electrode tab...
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...
7258948 Non-aqueous electrolyte secondary battery and manufacturing methods of an electrode used therein  
To provide a non-aqueous electrolyte secondary battery adapted to prevent an internal short circuit between an positive electrode and a negative electrode caused by the penetration of electrically...
7255958 Cell having flat wound electrode assembly and method of producing such cell  
A method includes the steps of: with the use of a winding core having a first member wherein its cross sectional-area in the direction orthogonal to the revolving axis and the peripheral length of...
7255957 Non-aqueous electrolyte cell and solid electrolyte cell  
A non-aqueous electrolyte cell is provided having improved cell characteristics and which maintains a cell shape encapsulated in a laminate film even when overdischarged to a cell voltage of 0 V....
7235332 Lithium ion polymer secondary cell  
A porous element containing a fluoropolymer comprising vinylidene fluoride as a main unit and having a density of 0.55–1.30 g/cm 3 and a Gurley value of not more than 150 sec/100 cc is used as a...
7215532 Method and machine for manufacturing energy accumulating components, and components made thereby  
A method for manufacturing electrical components of the energy-accumulating electrostatic or electrochemical type, consisting in winding at least two layers of a film on a support made of an...
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...
7192671 Battery having nonconductive core  
In a battery having a structure that an electrode plate group, formed by winding a positive electrode plate and a negative electrode plate with a separator interposed therebetween, is housed in a...
7175936 Lithium secondary battery and assembled structure of lithium secondary batteries  
A lithium secondary battery 10 is provided with an inner electrode body 1 comprising a positive electrode plate and a negative electrode plate respectively made up of at least one metal foil 6...
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...
7157181 Electrochemical element having a wound electrode set  
An electrochemical element having a winding electrode set comprises a strip positive electrode, a strip negative electrode and a strip separator which is located between them, which are wound up in...