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7389580 |
Method and apparatus for thin-film battery having ultra-thin electrolyte
A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing...
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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...
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7354460 |
Method for manufacturing core material for electrode plate and method for manufacturing alkaline storage battery
A plate core material is manufactured by a method including the processes of soaking a core material ( 11 ) that is made of nickel or nickel-plated steel and includes copper as an impurity in an...
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7340818 |
Method of improving the contact between bipolar plates and membrane electrode assembly of a flat panel fuel cell
A flat panel DMFC (direct methanol fuel cell) includes a first electrode plate, a set of membrane assemblies, at least a bonding sheet, a second electrode, and fuel container base. Because of the...
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7338539 |
Die cast battery terminal and a method of making
A battery part such as a battery terminal and method of making the same with the battery part having a sealing region or sealing bead located on a lateral face of the acid ring with the beveled...
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7335441 |
Thin layer electrochemical cell with self-formed separator
A method of forming an electrochemical cell is disclosed. The method comprises contacting a negative pole layer and a positive pole layer one with the other or with an optional layer interposed...
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7329471 |
Methods and apparatus for assembling solid oxide fuel cells
A solid oxide fuel cell comprises at least one hollow manifold, an anode, an electrolyte, and a cathode. The at least one hollow manifold comprises a wall that defines a chamber therein. A...
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7326497 |
Graphite-containing composition, negative electrode for a lithium secondary battery, and lithium secondary battery
Disclosed is a negative electrode for a lithium secondary battery which is prepared by mixing graphite powder with a binder. The negative electrode comprises graphite with an intensity ratio...
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7325432 |
Method for manufacturing fuel cell metallic separator
A metallic separator according to a first embodiment is formed by obtaining a blank by rolling a metallic material having conductive inclusions, and removing a surface of the blank by 2% or more of...
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7323018 |
Process and device for jacketing of battery plates
When lead plates ( 10 ) for industrial batteries are jacketed the lead plate ( 10 ) is surrounded with a first layer ( 12 ) of fiber nonwoven, with a second layer ( 24 ) of fiber nonwoven, with a...
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7320845 |
Printed battery
A printed battery has a flexible backing sheet, a first conductive layer printed on said sheet; a first electrode printed on the first conductive layer; a second electrode layer printed on said...
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7318984 |
Adhesive composition-supporting separator for battery and electrode/separator laminate obtained by using the same
An adhesive composition-supporting separator for a battery includes a porous substrate supporting thereon a thermally cross-linkable adhesive composition comprising a multi-functional isocyanate...
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7309478 |
Production of tetrabasic lead sulfate from solid state reactions for the preparation of active plates to be used in lead-acid batteries
A solid state reaction method for the production of tetrabasic lead sulfate includes the steps of mixing a stoichiometric mixture of 3PbO.PbSO4.H2O and PbO and heating the stoichiometric mixture of...
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7303594 |
Battery electrode and method of making the same
A method of making a battery cathode includes forming a first layer having a cathode mixture on a substrate, separating, e.g., removing, the substrate from the first layer, and incorporating the...
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7300475 |
Manufacturing method for electrode apparatus of battery
A method for manufacturing a circular electrode apparatus of a battery for resistance stability improvement comprises the following procedures. First, an electrode structure of a battery including...
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7297428 |
Registration arrangement for fuel cell assemblies
A registration arrangement for a fuel cell stack assembly incorporates registration posts and registration apertures or recesses. Fuel cell assemblies of the stack may include first and second flow...
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7291186 |
Solid porous zinc electrodes and methods of making same
A solid porous zinc electrode for use in alkaline-zinc batteries, zinc-air batteries and fuel cells is provided which comprises specific zinc filaments, fibers, threads or strands compressed into a...
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7288338 |
Mat of glass and other fibers and method for producing such mat
A binderless glass fiber mat suitable for use as a separator for valve regulated (“recombinant”) lead acid (“VRLA”) batteries is disclosed. The separator is produced by a dry process by...
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7288126 |
Battery cells having improved power characteristics and methods of manufacturing same
A battery cell, and methods of manufacturing the same, having significantly improved capacity utilization at high discharge rates while maintaining much of the energy content and other feature...
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7285139 |
Battery constructed with indexing conveyor system and continuous terminal chain
A method of constructing a battery using a control unit to cause battery components to be drawn through an automated conveyor system and between indexed positions on the conveyor system is...
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7282295 |
Protected active metal electrode and battery cell structures with non-aqueous interlayer architecture
Active metal and active metal intercalation electrode structures and battery cells having ionically conductive protective architecture including an active metal (e.g., lithium) conductive...
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7279016 |
Fuel cell bipolar separator plate and current collector assembly and method of manufacture
A fuel cell bipolar separator plate of variable length is formed from a sheet having a fixed width. The sheet is passed through a tool a predetermined distance and a pattern of ribs is formed on a...
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7276313 |
Battery and related method
A battery comprises at least two unit cells. Each of the at least two unit cells is provided with an outer sheath film composed of polymer-metal composite material, a positive-electrode current...
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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...
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7273503 |
Lithium polymer secondary battery and method for manufacturing the same
A lithium polymer secondary cell having a negative electrode, a positive electrode and, arranged between the electrodes, a polymer electrolyte layer, characterized in that the cell has been...
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7270686 |
Method for making a fuel cell with large active surface and reduced volume
The present invention relates to a process for producing a fuel cell, comprising a step of forming a plurality of holes ( 10 ) in at least two substrates ( 9 ); each hole is in the seat of an...
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7264904 |
Cylindrical battery cell having improved power characteristics and methods of manufacturing same
A battery cell, such as a cylindrical alkaline cell, is disclosed having significantly improved capacity utilization at high discharge rates while maintaining much of the energy content and other...
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7264903 |
Battery cells having improved power characteristics and methods of manufacturing same
A battery cell having significantly improved capacity utilization at high discharge rates while maintaining much of the energy content and other feature advantages of typical cylindrical or...
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7258952 |
Lithium polymer secondary cell
A lithium polymer secondary battery comprising a negative electrode, a positive electrode and an electrolyte layer between both electrodes, wherein the negative electrode and the positive electrode...
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7258951 |
Lithium secondary battery
A lithium secondary battery exhibiting good mechanical properties and using a thin negative current collector is provided. The lithium secondary battery includes a positive electrode formed by...
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7252689 |
Method for fabricating lithium ion secondary battery
By using a winding type electrode plate assembly resistant to displacement by wind-up and buckling, a lithium ion secondary battery, capable of suppressing deterioration in cycle and storage...
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7250234 |
Lithium battery with retained gel-electrolyte
A microcomposite structure for use as a component of a lithium battery is formed from a liquid phase mixture by the removal of a solvent. The microcomposite structure includes a continuous...
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7235112 |
Micro-battery fabrication process including formation of an electrode on a metal strip, cold compression and removal of the metal strip
The electrodes are formed by surface coating and cold compression on metal strips. They are then assembled, by hot pressing, with an electrolytic membrane. The metal strips are then removed,...
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7229715 |
Anode for battery
An anode includes zinc particles. At least about 30% by weight of the zinc particles are spherical.
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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...
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7211350 |
Nanostructure lithium titanate electrode for high cycle rate rechargeable electrochemical cell
Rechargeable electrochemical cells, such as lithium batteries and asymmetric hybrid battery/supercapacitor systems, exhibiting exceptional specific capacity levels and stability over extended...
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7204862 |
Packaged thin film batteries and methods of packaging thin film batteries
A packaged battery ( 10 ) and method of producing such is provided having a thin film lithium battery cell ( 11 ) sealably encased within a packaging layer ( 12 ). The battery cell ( 11 ) includes...
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7198865 |
System and method for removing an electrolyte from an energy storage and/or conversion device using a supercritical fluid
A system and method of removing an electrolyte from energy storage and conversion devices using a supercritical fluid are provided. The method includes placing a selected device in a container,...
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7195794 |
Method of making an electrolytic cell
A method of making an electrolytic cell in which an electrolyte layer of an intermediate sintered form is coated with a pre-coat layer containing electrically non-conductive particles of less than...
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7195652 |
Method for forming compact chemical reactors with reactor frames
The invention relates to a method making a compact chemical reactor with high aspect ratio cavities comprising the steps: forming at least one intermediate assembly, consisting of: at least one...
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7194801 |
Thin-film battery having ultra-thin electrolyte and associated method
A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing...
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7179562 |
Battery electrode assembly and fabrication method therefor
An electrode assembly and construction method therefor for use in small high performance batteries suitable for implantable medical device applications. The electrode assembly comprises a stack of...
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7175677 |
Methodology for making electrical contact from a button cell battery to a printed circuit board and a process for manufacturing the same
A button-type battery unit comprising an upper housing, a battery coupled to the upper housing, a printed circuit board and a lower housing. A positive battery terminal and a negative battery...
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7169508 |
Method of manufacturing anode compositions for use in rechargeable electrochemical cells
A method of manufacturing an anode composition for use in an electrochemical cell in which the anode comprises an electrochemically active material, the method comprising the steps of mixing the...
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7166391 |
Cobalt compound for use in alkaline storage battery, method for manufacturing the same, and positive electrode plate of alkaline storage battery employing the same
To provide an alkaline storage battery, a cobalt compound obtained by mixing a cobalt hydroxide powder and a sodium hydroxide powder and applying a heat treatment to the same in an atmosphere...
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7153611 |
Lithium secondary battery and method for manufacturing thereof
A lithium secondary battery comprising an electrode in which an active material layer which includes an active material that electrochemically occludes and releases lithium is formed on a current...
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7150768 |
Method of assembling a cell comprising a plurality of anode and cathode plates stacked together
A cell such as a lithium ion cell consists of an anode and a cathode comprising respective lithium ion insertion materials, separated by an electrolyte. A practical cell may be made by stacking a...
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7147676 |
Method of preparing a nickel positive electrode active material
A nickel metal hydride storage battery having an excellent charging efficiency at high temperatures is provided by using a positive electrode comprising nickel hydroxide particles and at least one...
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7147675 |
Method and device for filling volatile liquids into the housing of electric components and for sealing the housing
The invention describes a method and a device for introducing volatile liquids into housings of electrical components, in particular of passive electrical components or of electrochemical cells,...
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7138354 |
Method for the fabrication of an electrocatalyst layer
Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The...
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