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8166656 |
Method and apparatus for working a screw rotor, end mill for working , and method of manufacturing a screw compressor
A method of improving working of grooves of a screw rotor, in particular, working of grooves side in working efficiency, a working apparatus, a working tool, and a method of manufacturing a screw...
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8163332 |
Electrode manufacturing apparatus and electrode manufacturing method
An electrode manufacturing apparatus comprises a conveying section for conveying a current collector sheet having a plurality of through holes; a backup roll for guiding the conveyed current...
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8163430 |
Synthesis of metal compounds under carbothermal conditions
Active materials of the invention contain at least one alkali metal and at least one other metal capable of being oxidized to a higher oxidation state. Preferred other metals are accordingly...
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8105395 |
Method for manufacturing electrode plate for battery
A method for manufacturing an electrode plate for a battery comprises the steps of intermittently transferring a strip-shaped electrode plate material (1) in a longitudinal direction at intervals...
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8088444 |
Method and apparatus for applying electrode mixture paste
An electrode mixture paste (5) is applied on both sides of a strip of core material (1) made of porous metal sheet that is running along its lengthwise direction. The paste-coated core material (1)...
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8048572 |
Long life lead acid battery having titanium core grids and method of their production
A lead acid electric storage battery uses conventional lead-acid secondary battery chemistry. The battery may be a sealed battery, an unsealed battery or a conventional multi-cellbattery. It has 12...
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7976986 |
Sintered substrate and alkaline storage battery using the substrate
A sintered substrate is configured such that pores having a pore size (pore radius) of from 5 μm to 7 μm have a peak volume fraction with respect to the total pore volume of the sintered s...
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7976588 |
Storage battery with expanded grid
A storage battery is provided in which an expand grid is improved with respect to the widths of grid wires 1b, the sectional areas of nodes 1e, and the shapes of meshes 1c, whereby the productivity...
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7950119 |
Battery pole plate grid producing method, and battery producing method
The method of producing a grid for a battery electrode plate is characteristic in that in producing a grid formed from a sheet by means of a rotary expander equipped with the disk cutter cluster...
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7943256 |
Method for producing battery electrodes, electrodes produced by this method, and batteries containing such electrodes
A method for producing at least one lead battery electrode, comprising the step of disposing an active paste on a support in such a manner as to form said electrode, and locating said electrode in...
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7814628 |
Grid for a battery plate, method of producing the same, and battery using the same
A grid for a battery plate is made by forming a metal sheet is formed into a grid-like shape. Rupture due to torsion or stress concentration does not occur in a basal portion of a wire which is...
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7799463 |
Method of producing battery plates
A method of forming battery grids or plates that includes the step of mechanically reshaping or refinishing battery grid wires to improve adhesion between the battery paste and the grid wires. The...
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7763084 |
Method for making battery plates
A method of making a plurality of battery plates includes forming a strip including a plurality of battery grids. Each battery grid includes a grid network bordered by a frame element and includes...
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7658774 |
Method of producing lattice body for lead storage battery, and lead storage battery
A method of producing a grid for a lead-acid battery in accordance with the present invention includes the step of placing lead alloy foil on a base material sheet of a lead-calcium alloy and...
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7622218 |
Electrode for non-aqueous electrolyte secondary battery and production method thereof
An electrode in sheet form includes a current collector and an electrode mixture layer carried on each side thereof. The electrode is bent in the longitudinal direction thereof, to cause a large...
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7601464 |
Electrode core material and battery using the same
An electrode core material has a substrate and at least one porous material layer diffusion-bonded to the substrate. The substrate is made of a metal foil processed into a three-dimensional...
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7598001 |
Alkaline battery, current collector, electrode, and method of manufacturing electrode
An alkaline battery comprises an electrode. The electrode has a current collector and an active substance filled in the current collector. The current collector includes a nonwoven fabric...
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7507496 |
Process for recovering lead oxides from exhausted batteries
A process for recovering lead oxides from the spent paste of exhausted lead acid batteries. The process provides heating the spent paste with an alkali hydroxide solution at elevated temperatures...
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7435758 |
Additive for producing the positive active material for lead-acid storage batteries, a method for its production, and its use
Described is an additive for producing the positive active material for lead-acid storage batteries on the basis of finely divided tetrabasic lead sulfate. The additive contains a tetrabasic lead...
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7398581 |
Method for making battery plates
A method of making a plurality of battery plates includes forming a strip including a plurality of battery grids. Each battery grid includes a grid network bordered by a frame element and includes...
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7361426 |
Surface structure for enhancing catalyst reactivity and method of manufacturing thereof
A method of enhancing catalyst reactivity includes (1) depositing a conductive oxide on a suitable substrate, (2) depositing a thin film of catalyst on top of the conductive oxide to form a...
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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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7321806 |
Combined trimming and skiving of stock
Cutting and skiving patterns to be used in the production of product rolls from a master roll are selected so as to optimize trim efficiency. The product rolls have widths ordered by customers. In...
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7244530 |
Rechargeable battery cell that is operated at normal temperatures
Rechargeable battery cell operable at normal temperature, with an SO2 based electrolyte system, a negative electrode and a positive electrode, wherein one of the electrodes has an electronically...
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7191502 |
Current collector with penetrating holes of complicated shape for use in a secondary battery and manufacturing process thereof
There is provided a current collector for use in a secondary battery on which active material coated on both sides of a metal foil are difficult to drop out. The metal foil is provided with a large...
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7118830 |
Battery paste additive and method for producing battery plates
A battery paste additive, and process for making the same comprising micronized seed crystals of tetra basic lead sulfate, is added to battery paste and results in accelerated curing time and other...
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7096585 |
Apparatus and method for automated production of adjustable duct member
An apparatus and method for forming a duct member having a plurality of adjustable sections which are rotatable relative to one another. The apparatus and method causes relative rotation between...
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7060391 |
Current collector structure and methods to improve the performance of a lead-acid battery
A battery, a battery electrode structure, and methods to make the same. The product and method comprise applying a layer of lead-tin containing alloy to substrates for anodes or cathodes for...
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7033703 |
Composite material and current collector for battery
A composite material including a first carbon foam structure including a network of pores and a second carbon foam structure including a network of pores. An intermediate bonding structure is...
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7007579 |
Paper elimination in the production of battery plates
A method and apparatus for continuously producing pasted positive and negative electrode plates from pasted lead or lead alloy expanded, punched or cast metal mesh strip for use in lead-acid...
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7000297 |
Electrochemical cell current collector having openings of progressively larger sizes converging at a tab
The present invention relates to a current collector for an electrochemical cell. The current collector is a substrate having a grid pattern comprising open areas converging at an imaginary focal...
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7001691 |
Electrode and a battery containing the electrode
An impermeable electrode for batteries, with an impermeable conductive layer of graphite, which is deposited from a suspension comprising graphite at a concentration between 1 and 50 g/l in an...
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6979517 |
Electrode plate for cell and method for manufacturing the same
The battery electrode plate includes a core member (1) which is densely coated with a mixture paste chiefly including an active material (2). The core member (1) is made of a metal sheet (3), which...
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6972044 |
Battery electrode and manufacturing method and apparatus for the same
A workpiece, in which a lead is laid on top of a three-dimensional porous metal body, is placed between an ultrasonic horn and an anvil with a lead portion facing the ultrasonic horn. A support is...
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6953641 |
Battery grid
A method of forming battery grids or plates that includes the step of applying a lead alloy coating to a continuous strip of interconnected battery grids formed from a lead alloy grid material is...
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6949313 |
Battery with a microcorrugated, microthin sheet of highly porous corroded metal
Microthin sheet technology is disclosed by which superior batteries are constructed which, among other things, accommodate the requirements for high load rapid discharge and recharge, mandated by...
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6933077 |
Current collector for polymer electrochemical cells and electrochemical generators thereof
A current collector for polymer electrolyte thin film electrochemical cells and an electrochemical generator is disclosed. The current collector comprises a polymer substrate support film having a...
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6895644 |
Battery grids
A battery positive grid is continuously cast of lead and thereafter cold worked to reduce its cross sectional thickness to change the microstructure of the lead and provide enhanced corrosion...
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6893777 |
Current collector having non-symmetric grid pattern converging at a common focal point
The present invention relates to a current collector for an electrochemical cell. The current collector has a unique grid structure comprised of a frame supporting a plurality of radial strands as...
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6889410 |
Rapid coating process and its application to lead-acid batteries
A precursor chemical compound is applied to a surface sought to be coated, and subjected to a rapid thermally activated chemical reaction process (RTACRP) in which the temperature is quickly raised...
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6884539 |
Microcell electrochemical devices and assemblies with corrosion-resistant current collectors, and method of making the same
A fibrous microcell structure comprising: (1) an inner electrode, (2) a hollow fibrous membrane separator in contact with the inner electrode, (3) an electrolyte embedded in the hollow fibrous...
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6869728 |
Method of manufacturing battery electrode substrate and battery electrode substrate
Concave portions and convex portion are formed on a peripheral surface of a thin metal sheet by applying a pressing force thereto while the metal sheet is being embossed; pores are each formed on...
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6857171 |
Method for producing plate of battery
The method for producing plates for batteries according to the present invention comprises: allowing X-rays to penetrate through a supplied core material, thereby calculating the weight of the core...
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6858350 |
Composite materials and methods of forming
A pack-bonded, multiphase composite material is provided. The multiphase composite material has at least two layers of a matrix material pack-bonded with at least one layer of a reinforcement...
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6852445 |
Battery sheath made of a formed cold-rolled sheet and method for producing battery sheaths
A battery sheath made of formed and cold-rolled sheet metal as well as a process for manufacturing the battery sheath are proposed. In the process, cold-rolled strip stock is provided on at least...
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6849361 |
Manufacturing method for sintered substrate of alkaline storage battery
A manufacturing method for a sintered substrate of alkaline batteries is provided. The manufacturing method includes a first step for mixing particles with a pore former and applying the mixture to...
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6844113 |
Electrode for lithium secondary battery and method for producing the same
The electrode for a lithium secondary battery includes: a current collector; an interlayer containing Mo or W provided on the current collector; and a thin film composed of active material capable...
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6833218 |
Direct cast lead alloy strip for expanded metal battery plate grids
A method of making a lead alloy grid for use in a plate for a lead acid battery that enables thin battery plates with a high surface area. The method of the present invention includes forming the...
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6793691 |
Method for assembling battery element group and battery manufactured with the same method
A method for assembling battery element group includes the steps of folding the plates, arranging the positive and negative plates alternately, inserting a plate with one of the polarities into a...
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6699620 |
Lead alloy surface coating for positive lead-acid battery grids and methods of use
A lead alloy coating for a positive grid of a lead acid battery is provided. The lead alloy coating includes a tin content of at least about 0.1%, but not more than about 3%; and a residual lead...
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