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6632558 |
Battery construction having pressure release mechanism
An electrochemical cell constructed in accordance with the present invention includes a can for containing electrochemical materials including positive and negative electrodes and an electrolyte,...
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6627337 |
Conversion of low rate energy into high rate energy by parallel discharging
An electrode configuration for use in a defibrillator battery to improve the battery capacity and its utilization efficiency by using a combination SVO cell and a CF x cell discharged in parallel,...
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6620213 |
Method for manufacturing electrode plate for battery
A method for manufacturing an electrode plate for a battery includes the following: the regions on both sides of and close to a portion of an electrode sheet to be cut are each fixed between the...
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6616714 |
Process for cutting polymer electrolyte multi-layer batteries and batteries obtained thereby
A stacking of battery laminate is prepared, each battery consisting of anode, polymer electrolyte, cathode films and possibly an insulating film, under conditions suitable to constitute a rigid...
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6616715 |
Batteries having desired working volume ratios of positive and negative materials
A lithium secondary battery includes a battery case, an internal electrode body contained in the battery case and including a positive electrode, a negative electrode and a separator made of porous...
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6613213 |
Method for producing electrodes using microscale or nanoscale materials obtained from hydrogendriven metallurgical reactions
A method is provided for producing electrodes using microscale and nanoscale metal materials formed from hydrogen driven metallurgical processes; such a the HD (hydriding, dehydriding) process, the...
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6613107 |
Method of producing nickel electrode for alkaline storage batteries
A method of producing a nickel electrode for an alkaline storage battery, comprising: an active-material loading step comprising preparing an active-material loaded plate electrode by loading an...
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6605381 |
Polymer-electrolyte membrane fuel cell
Not all gas diffusion structures known to date can guarantee water balance compensation in the fuel cell, protection against drying and prevention of water deposits while simultaneously ensuring...
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6599657 |
Battery pack housing and battery pack and power supply device incorporating the same
A battery pack includes a housing having first and second shell portions. The first shell portion includes a first base wall and a plurality of upstanding first side walls extending from the first...
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6596436 |
Nickel positive electrode plate for alkaline storage batteries and method for producing the same
The present invention provides a sintered nickel positive electrode plates for alkaline storage batteries with a high capacity density in which the working voltage during discharge is kept from...
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6593023 |
Battery and method of making the same
A method of making a battery having a cathode includes contacting carbon particles with an oxidizing agent, such as, for example, an inorganic acid, an organic acid, or an oxidizing gas, and...
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6592635 |
Method of assembling an electrochemical cell
An electrochemical cell construction having a large anode-to-cathode interfacial surface area to realize improved high rate service performance in an easy-to-manufacture construction. A first...
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6593024 |
Hydrogen storage battery and methods for making
A hydrogen storage battery with improved cycle life and a method for making the same. The battery has a negative electrode with an electrochemically active negative material and a negative...
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6589298 |
Surface treatment of metallic components of electrochemical cells for improved adhesion and corrosion resistance
A process for enhancing chemical stability, corrosion resistance and for improved adhesion characteristics is described for use on metal or metal-alloy non-consumable electrodes, current collectors...
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6589690 |
Secondary battery
There is provided a secondary battery comprising an electrode group comprising a positive electrode, a negative electrode having a negative electrode collector and a negative electrode layer held...
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6589689 |
Non-aqueous electrolyte secondary battery and method for producing the same
For providing a non-aqueous electrolyte secondary battery having excellent storage characteristics when stored in the charged state under a high temperature condition, the non-aqueous electrolyte...
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6589686 |
Method of fuel cell activation
A method of activating a metal hydride electrode of an alkaline fuel cell. The method comprises the step of applying current cycles to the anode where each current cycle includes a forward current...
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6586907 |
Cell tube and method of manufacturing the cell tube
A battery case ( 1 ) is formed such that a thickness (t 1 ) of a side wall ( 1 a ) with respect to a thickness (t 0 ) of a bottom wall ( 1 b ) satisfies t 1 =αt 0 (α=0.2 to 0.7) undergoing an...
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6582482 |
Tin-clad substrates for use as current collectors, batteries comprised thereof and methods for preparing same
The present invention provides a current collector for a battery which comprises a lead or lead alloy substrate and a thin cladding of tin, batteries utilizing such a current collector and methods...
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6582480 |
Method of fabricating electrochemical cell
An electrochemical cell having a cell package made of a metallic material to allow the cell package to be sealed by welding, even when contaminated. The electrochemical cell further includes an...
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6582847 |
Method for producing an electrode, and electrode for a fuel cell
The invention relates to a method for producing an electrode and an electrode for a fuel cell, especially a low temperature fuel cell. According to the method, a blank containing organic polymers...
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6582545 |
Process for fabrication of low basis weight electrode active blanks
The present invention is directed to the realization that the dimensions and basis weight of an electrode active admixture such as a transition metal oxide, and particularly silver vanadium oxide,...
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6582481 |
Method of producing lithium base cathodes
A method of producing a layer of lithiated material is provided wherein a mixture of Li (TMHD) and Co (acac) 3 is dissolved in an organic solvent comprising diglyme, toluene and HTMHD to produce a...
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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...
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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...
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6576356 |
Preconditioning membranes of a fuel cell stack
A preconditioning technique is disclosed to reduce the time that is needed to incubate membranes of a fuel cell stack. In this manner, the technique includes providing gas flows to an anode region...
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6576368 |
Positive active material for use in sealed alkaline storage batteries
A positive active material for sealed alkaline storage batteries is obtainable by subjecting β-nickel hydroxide, together with at least one additive selected from yttrium, gadolinium, erbium and...
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6573004 |
Binder containing vinyl alcohol polymer, slurry, electrode, and secondary battery with nonaqueous electrolyte
A binder for an electrode of a non-aqueous electrolyte secondary battery comprising a vinyl alcohol polymer having 30 to 95% by weight of recurring units expressed by the following formula (1): ...
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6569565 |
Method of connecting plates of an electrode to a terminal of a storage cell, and the resulting cell
A method is disclosed in which the plates 2 of an electrode 1 are connected to a terminal 3 of a storage cell by clamping the plates 2 between the terminal 3 and a holding member such as...
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6569562 |
Electrochemical cell with novel header assembly
alkali metal electrochemical cell capable of discharge at elevated pressure and temperature is described. To help increase the cell's pressure tolerance, the cell header has an internal groove...
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6566006 |
Sulfur-containing cathode
Provided is a composite cathode comprising (a) an electroactive sulfur-containing material; (b) a crosslinked polymer formed from a reaction of a polymeric material having carboxyl groups and a...
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6558438 |
Method for producing a pressurized package for a film packed battery
In a film packed battery, a battery power source comprising, at least, a cathode, an anode, an electrolyte, and a separator is packed with a film. In a method for producing film packed battery, a...
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6558834 |
Spinel-type LiMn secondary cell
A spinel-type LiMn secondary cell has an electrode unit including a positive electrode sheet made mainly of aluminum and coated with a positive electrode active material including lithium and...
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6558850 |
Method of fabricating an electrolytic cell employing a solid polymer electrolyte
A solid polymer electrolyte for an electrolytic cell is prepared by a sol-gel process in which an active metal ion conducting liquid electrolyte, e.g. a lithium-ion electrolyte, containing a salt...
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6554178 |
Battery case feedthrough
This invention is an improved method for making a battery case feedthrough. It utilizes stainless steel or titanium metal clad with aluminum. The use of the clad metal enables the fabrication of...
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6551737 |
Cylindrical alkaline storage battery
A cylindrical alkaline storage battery including a group of spiral electrodes composed of positive and negative electrode plates spirally wound with a separator interposed therebetween. A winding...
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6550193 |
Split jamb for doors and windows
A split door jamb having a support frame and a trim frame utilize a unique mounting system. The support frame includes two vertical side frame members connected by a laterally-extending top member....
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6551742 |
Zinc/air cell
A fluorosurfactant, preferably an anionic fluorosurfactant, can be added to the anode mixture of a zinc/air cell. A desirable surfactant is an anionic fluoroaliphaticcarboxylate. The addition of...
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6547838 |
Sulfuric positive electrode for use in lithium secondary battery and method for manufacturing the same
A sulfuric positive electrode for use in a lithium secondary battery whose life cycle is enhanced and a method for manufacturing the same are provided, in which nickel is added in sulfur that is an...
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6547839 |
Method of making an electrochemical cell by the application of polysiloxane onto at least one of the cell components
Lithium-ion electrochemical cells include an anode, a cathode and a separator between the anode and cathode, wherein at least one of the anode, cathode and separator includes a polysiloxane coating...
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6548201 |
Zinc/air cell
A process for heat treating the metal sheeting forming the anode casing of a zinc/air depolarized cell before anode material comprising zinc is inserted into the anode casing. The anode casing has...
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6541140 |
Electrochemical lithium ion secondary cell having multiplate electrodes with differing discharge rate regions
A secondary electrochemical cell comprising a medium rate electrode region intended to be discharged under a substantially constant drain and a high rate electrode region intended to be pulse...
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6539615 |
In-line lug brushing assembly
A lug brushing assembly ( 10 ) that brushes the lugs of battery plates in an in-line manner so as to eliminate extra battery plate handling procedures. The lug brushing assembly ( 10 ) more...
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6534216 |
Positive electrode for non-aqueous electrolyte cell and manufacturing method of the same
A positive electrode for a non-aqueous electrolyte cell containing spinel-type lithium manganese oxide as a main active material, wherein the positive electrode is comprised of a mixture of...
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6534952 |
Spiral electrode group winding method and device and battery using them
An electrode group winding method and device for batteries provides for winding continuous belt-shaped anode plates, cathode plates and separators into groups of spiral electrodes by means of a...
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6534215 |
Sintered cadmium negative electrode for alkaline storage battery and method for producing thereof
The present invention discloses a sintered cadmium negative electrode for use in an alkaline storage battery having a porous sintered nickel substrate and an active material containing cadmium...
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6517591 |
Apparatus and method for treating a cathode material provided on a thin-film substrate
An apparatus and method for treating a cathode material provided on a surface of a continuous thin-film substrate and a treated thin-film cathode having increased smoothness are disclosed. A web of...
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6517590 |
Additives for lubricating agents used in the lamination of lithium sheets into thin films
These additives are represented by the following general formula: L—Y—S in which L designates a hydrocarbon radical which serves as lubricating segment; S designates an oligomer segment which...
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6517973 |
Non-aqueous electrolyte battery
A non-aqueous electrolyte battery having improved low temperature characteristics and preservation characteristics. The non-aqueous electrolyte battery includes a negative electrode containing a...
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6517971 |
Nickel-hydrogen secondary battery and process for producing electrode therefor
By using a thin film-formed positive electrode, and negative electrode and a film separator, the capacity density of the electrode plate can be improved and at the same time a nickel-hydrogen...
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