Chemistry: electrical current producing apparatus, product, and process inventions 09/06

20060210842 - Fuel container and fuel cell therewith: A cartridge applied to a fuel cell is provided with: a fuel including at least two selected from the group of an organic compound having an ether linkage, an organic compound having an O—H linkage, and water; and a container to house the fuel, the container including one selected from...

20060210841 - Modular fuel cell power system, and technique for controlling and/or operating same: There are many inventions described and illustrated herein. In one aspect, the inventions relate to power systems (for example, fuel cell power systems) and architectures having an integration plane to incorporate various technology modules therein including, for example, one or more fuel cell stacks, fuel storage containers/tanks (for example, hydrogen,...

20060210843 - Multiplexer and system for supplying current to an electrochemical cell stack: Embodiments of the present invention relate to multiplexing apparatus, systems and methods for use in diagnostic testing of an electrochemical cell stack, such as a fuel cell stack or an electrolyzer cell stack. According to one embodiment, the apparatus comprises a multiplexer for switching current to one or more cells...

20060210844 - Fuel tank and cap device thereof: A fuel tank and a cap device for the fuel tank. The fuel tank is connected to a fuel cell and includes a tank body having a fuel opening and a pin hole for maintaining an inside pressure, a floater positioned on a surface of the fuel stored in the...

20060210846 - Carbon monoxide removing method, carbon monoxide removing apparatus, method for producing same, hydrogen generating apparatus using same, and fuel cell system using same: A hydrogen generating apparatus and a fuel cell system, which can be reduced in size, are provided. The hydrogen generating apparatus and the fuel cell system each has a CO removing portion. A catalyst portion formed by aluminum is provided on the surface of a CO removing portion for accelerating...

20060210847 - Hydrogen generators for fuel cells: An electric power generator including a fuel cell, which includes a fuel cell anode and a fuel cell cathode separated by at least one proton exchange membrane and a hydrogen generator operative to provide molecular hydrogen to the fuel cell anode. The hydrogen generator includes a catalyst and employing a...

20060210845 - Stack having reforming function and fuel cell system having the same: There is provided a fuel cell system comprising: a stack including at least one electricity generator generating electric energy through a reaction between hydrogen and oxygen and a fuel processing unit which is integrally coupled to the electricity generator and which generates hydrogen from fuel and supplies the generated hydrogen...

20060210848 - Reformer fuel cell system with external burner: A reformer fuel cell system having a plurality of components, that are a plurality of partial reformer systems forming a reformer for the generation of a hydrogen-rich gas and a fuel cell for the generation of electric current with use being made of the hydrogen-rich gas. A burner device is...

20060210849 - Fuel cell system and gas control method: A fuel cell system including a fuel cell (20) that generates electricity through an electrochemical reaction between a fuel gas and an oxidizing gas is provided with a gas supply unit that supplies each of the fuel gas and the oxidizing gas to an anode (22) and a cathode (23)...

20060210850 - Method, system and apparatus for diagnostic testing of an electrochemical cell stack: Embodiments of the pertinent invention relates to apparatus, systems and methods for diagnostic testing of an electrochemical cell stack, such as a fuel cell stack or an electrolyzer cell stack. According to one embodiment, the apparatus comprises a multiplexer for switching current to one or more cells in the electrochemical...

20060210852 - Electrochemical preferential oxidation of carbon monoxide from reformate: An electrochemical device comprises an electrochemical reactor that includes a single or multiple electrochemical cells and a galvanostat, a gas source and a fuel cell system. Each of the electrochemical cells includes an anode compartment and a cathode compartment. The gas source is in fluid communication with the anode or...

20060210851 - Fuel cell power generating system with learning control: A time zone when the operation pattern is obtained with a high learning convergence and a time zone when such an operation pattern cannot be obtained are set in advance. In the case where a significant difference develops between a target operation pattern and an actual load pattern, it is...

20060210853 - Fuel cell system: A fuel cell system (1) which includes: a fuel cell (2) to be supplied with a gas for power generation, the gas unused for the power generation to be discharged out of the fuel cell (2); a circulation flow path (8) through which the discharged gas is resupplied to the...

20060210855 - Flow field plate arrangement: The conventional arrangement of the reactant and coolant flow field structures causes a number of problems that require flow field plates to be made relatively thick. However, by making flow field plates thicker, size and weight are added to an electrochemical cell stack that is difficult to reduce. Yet, thin...

20060210854 - Fuel battery: There is provided a fuel cell having excellent portability and transportability and exhibiting superior power generation efficiency for which it is possible to use a liquid or solid fuel, which has higher energy density than a gaseous fuel. A fuel cell includes an electrolyte (1), an anode (2) and a...

20060210856 - Shutdown methods and designs for fuel cell stacks: Improved water distribution can be obtained within the cells of a fuel cell series stack by maintaining a suitable temperature difference between the cathode and anode sides of each cell in the stack during shutdown. This can be accomplished by thermally insulating the “hot” end and sides of the stack...

20060210857 - Electrochemical cell arrangement with improved mea-coolant manifold isolation: Typically a seal is arranged around each coolant manifold aperture on each plate included in an electrochemical cell stack. However, each coolant seal is susceptible to failure. Coolant leakage from a failed coolant seal around a coolant manifold aperture on a MEA sheet can be extremely harmful because, in many...

20060210858 - Compliant stack for a planar solid oxide fuel cell: A fuel cell stack formed of repeating cell units is provided wherein each cell unit includes a fuel cell having an anode side and a cathode side; an anode side frame; a cathode side frame; a bipolar plate having an anode side interconnect adjacent to the anode side frame and...

20060210859 - Pump having noise-proof and vibration-proof structure and fuel cell system using the same: A pump for a fuel cell of a noise suppression and vibration proof structure and a fuel cell system using the same. The pump includes a housing including a metal housing main body and an inlet hole and an outlet hole for receiving and discharging a fluid and a pump...

20060210860 - Separator for fuel cell: A separator for fuel cells, comprising: a conductive filler comprising expanded graphite; a binder; and carbon fibers, wherein the separator has a deflection in flexure at break of 1 mm or larger, a modulus in flexure of 10 GPa or lower, and a flexural strength of 30 MPa or higher,...

20060210861 - Electrode for polymer electrolyte fuel cell, separator therefore, and polymer electrolyte fuel cell and generating system using them: The object of this invention is to provide an electrode for a polymer electrolyte fuel cell, a separator therefor, a polymer electrolyte fuel cell and a generating system, which electrode is simplified in structure, have high handling property, can be transferred precisely to a predetermined position, and enables automation of...

20060210863 - Direct methanol fuel cell: For give a direct methanol fuel cell which secures the fuel supply to the catalyst layer, reliably discharge generated carbon dioxide gas, and has excellent electricity generation ability, at least a portion of the anode side flow path is divided by a film having water-repellency and gas permeability to a...

20060210862 - Fuel cell and oxidant distribution plate for fuel cell: To provide a fuel cell and an oxidant distributing plate for the fuel cell. A water created in the fuel cell is used to humidify an oxidant gas and/or a fuel flowing in an opposite passage opposite to a MEA. The fuel cell includes a MEA 1, an oxidant distributing...

20060210864 - Catalyst, electrode, membrane electrode assembly and fuel cell: where the element A is at least one element selected from the group consisting of Ca, Sr and Ba, the element B is at least one element selected from the group consisting of La, Nd, Sm, Eu, Gd, Dy, Ho, Er, Tm, Yb, and Lu, the molar ratio x satisfies...

20060210865 - Fuel cell: An electrolyte membrane/electrode web member includes an elongated solid polymer electrolyte membrane. A plurality of anodes and a plurality of cathodes are provided on one surface, and on the other surface of the solid polymer electrolyte membrane, respectively. First and second gas diffusion current collector members are inserted into the...

20060210866 - Electronic apparatus: According to one embodiment, a battery unit comprises a plurality of cells and a case to contain the cells. The case includes a first part to contain at least one cell, a second part to contain at least one cell, and a third part to connect the first and second...

20060210867 - Membraneless electrochemical cell and microfluidic device without ph constraint: An electrochemical cell, comprises (a) a first electrode, (b) a second electrode, (c) a first fluid, in contact with the first electrode, and (d) a second fluid, in contact with the second electrode. The first fluid and the second fluid are in parallel laminar flow, and the first fluid has...

20060210868 - Secondary battery module: A secondary battery module includes a unit battery, a housing receiving the unit battery, the housing having an inlet and an outlet to allow a heat transfer medium to flow in and out of the housing passed the unit battery, and a positive temperature coefficient (PTC) heater disposed in the...

20060210869 - Battery unit having case to contain cells: According to one embodiment, a battery unit comprises a plurality of cells and a case to contain the cells. The case includes a first part to contain at least one cell, a second part to contain at least one cell, and a third part to connect the first and second...

20060210870 - Cap assembly mold and secondary battery having the same: Disclosed herein is a cap assembly mold mounted to a battery cell, in which an electrode assembly including cathodes/separators/anodes is disposed, wherein the cap assembly mold is manufactured by integrally forming a protection circuit board, a safety element, connection terminals, and a cap housing by insert injection molding, and, when...

20060210871 - Short-circuit free battery receptacle: A battery receptacle includes an insulative casing, positive and negative electrodes, and an interface assembly. The positive and negative electrodes have end portions disposed on the casing. The negative electrode has an end portion disposed on the casing. The interface assembly is disposed on the casing, and includes an insulative...

20060210872 - Film-packaged electric device and its manufacturing method: Film covered battery 10 has cell element 13 to which leads 12a, 12b are connected, and casing films 11 for sealing cell element 13 with leads 12a, 12b extended therefrom. Casing films 11 are thermally sealed along the periphery to seal cell element 13. Thermally sealed area 13 of casing...

20060210873 - Conductive polyamine-based electrolyte: Pyrrolidinium based room temperature ionic liquids, and phosphorous and arsenic analogues, are used as electrolytes in energy storage devices including secondary lithium batteries, supercapacitors and asymmetric battery-supercapacitors. The electrolytes preferably contain lithium ions as the charge-carrying species. The electrolytes are in a liquid state at the operating temperature....

20060210874 - Electrode for an electrochemical cell, electrode coil, electrochemical cell, and production method: The present invention relates to an electrode (1) for an electrochemical cell having a liquid electrolyte (3), containing channels (2), into which an electrolyte liquid may flow. The electrode (1) has the advantage that the impregnation time of the electrochemical cell may be reduced....

20060210875 - Negative electrode for lithium ion secondary battery, producing method therefor, and lithium ion secondary battery using the negative electrode: A negative electrode for a lithium ion battery with high capacity, excellent cycle performance, and discharge performance at high load. In the negative electrode for a lithium ion secondary battery including a current collector and an active material layer carried on the current collector: the active material layer includes silicon,...

20060210876 - Electrochemical device: n

20060210877 - Flexible pasted anode, primary cell with pasted anode, and method for making same: The invention includes a flexible pasted anode comprising a flexible current collector and a paste comprising zinc particles and at least one block copolymer binder, wherein said flexible current collector and said paste form a unit. The invention includes primary cell comprising the flexible pasted anode, a cathode, and electrolyte....

20060210878 - Zinc powder or zinc alloy powder for alkaline batteries: The invention is directed to a zinc powder or zinc alloy powder for alkaline batteries, which powder has a grain size distribution wherein 60 to 100 wt.-% of the particles, relative to the zinc powder or zinc alloy powder, have a diameter of from 40 to 140 μm. The invention...

20060210879 - Process for producing lithium-containing composite oxide for positive electrode for lithium secondary battery: A lithium-containing composite oxide for a positive electrode for a lithium secondary battery is prepared by formulating a powder mixture by impregnating an N element source powder having an average particle size (D50) ranging from 2 to 20 μm with an aqueous solution of a carboxylic acid having a total...

20060210880 - Current collector: A current collector for a battery in an implantable medical device is presented. The current collector comprises a material that includes a first surface and a second surface. A first set of apertures extend from the first surface to the second surface of the material. A second set of apertures...

20060210881 - Proton-conducting membrane and use thereof: The present invention relates to a novel proton-conducting polymer membrane based on polyazole block polymers which, owing to their outstanding chemical and thermal properties, can be used widely and are suitable in particular as polymer electrolyte membrane (PEM) for producing membrane electrode units or so-called PEM fuel cells....

20060210882 - Solid electrolyte and all-solid battery using same: A solid electrolyte of the present invention is represented by a general formula: LiaPbMcOdNe, where M is at least one element selected from the group consisting of Si, B, Ge, Al, C, Ga and S, and a, b, c, d and e respectively satisfy a=0.62 to 4.98, b=0.01 to 0.99,...

20060210883 - Non-aqueous electrolytes for lithium ion batteries: The present invention is generally related to electrolytes containing anion receptor additives to enhance the power capability of lithium-ion batteries. The anion receptor of the present invention is a Lewis acid that can help to dissolve LiF in the passivation films of lithium-ion batteries. Accordingly, one aspect the invention provides...

20060210884 - Non-aqueous electrolyte primary battery: e

20060204795 - Energy storage device charging system: A long life high peak power energy storage device charging system includes an atomic battery coupled through a charging controller to an energy storage device. Energy storage devices such as a capacitor and rechargeable batteries are contemplated by the present invention. The charging controller serves to prevent overcharging of the...

20060204797 - Cooling method for fuel cell: A cooling method for a fuel cell using a heat exchanger is provided. The method comprises the steps of: providing an ion exchanger in a circulation system for the cooling fluid; decreasing ion concentration in the cooling fluid by circulating the cooling fluid through the fuel cell and the ion...

20060204796 - Systems and methods for minimizing temperature differences and gradients in solid oxide fuel cells: Temperature differences and temperature gradients across Solid Oxide Fuel Cells (SOFCs) are minimized through the used of a manifold heat exchanger, which reduces thermal stress and increase cell life. Air passes from a periphery of a cell toward the cell center, where it absorbs cell heat. The air then proceeds...

20060204798 - Sorfc power and oxygen generation method and system: A solid oxide regenerative fuel cell system is used to supply power in a fuel cell mode and to generate metabolic oxygen and a hydrocarbon fuel reserve in an electrolysis mode. The system may also be used as a secondary power source or for energy peak shaving applications....

20060204799 - Hydrogen supply device and hydrogen supplying method: A hydrogen supply device which generates hydrogen from hydrogen storing material which chemically stores hydrogen by a catalyst, wherein said device comprises valves on the fuel supply port and the exhaust port, and a valve controller which controls timing to opening and close the valves Fuel supply pressure is 2...

20060204800 - Fuel processing system and its shutdown procedure: A fuel cell system comprises a fuel cell including an anode and cathode, a fuel reformer, and a water gas shift reactor. The fuel cell system is shutdown by shutting down electrical generation and then supplying air to the water gas shift reactor to oxidize CO and H2 remaining in...

20060204801 - Buffer/converter/dumping system between fuel cells and process: The present invention comprises a system for use of fuel cells in stationary/mobile devices with a stable/unstable load profile, having: a fuel cell; a buffer for storage of surplus energy arranged to function as a regulating system between the fuel cell and energy consumption unit; a dumping device for dumping...

20060204803 - Fuel cell device, control method thereof, and electronic appliance using them: The present invention relates to a fuel cell control of a fuel cell device using a liquid fuel, and simplifies its sensor configuration for obtaining control information. This is configured as a fuel cell device 2 using a liquid fuel m (diluted fuel M) comprising: a diluted fuel tank 20...

20060204802 - Fuel cell systems and related methods: A fuel cartridge includes a housing having an outlet, a fuel container containing fuel, a flow control mechanism in fluid communication with the fuel container and the outlet, and a power source. The flow control mechanism can be operable to control fuel flow through the outlet....

20060204804 - Fuel cell system: A fuel cell system includes a stack for generating electrical energy through electrochemical reaction between a fuel and oxygen and supplying the electrical energy to a load, a fuel supply unit for supplying the fuel to the stack, an oxygen supply unit for supplying the oxygen to the stack, and...

20060204807 - Fuel cell: A power generation cell includes a membrane electrode assembly, with an anode side metal separator and a cathode side metal separator sandwiching the membrane electrode assembly. Flow field walls are provided within the coolant flow field for preventing coolant from flowing into an area corresponding to an oxygen-containing gas inlet...

20060204809 - Power generating apparatus using solid oxide fuel cell: The present invention relates to a power generating apparatus using a solid oxide fuel cell. A plurality of solid oxide fuel cells, each comprising a solid oxide substrate, a porous cathode electrode layer, and a porous anode electrode layer, are stacked vertically and housed inside a walled structure. A mixture...

20060204808 - Separator unit: A separator unit inserted into a fuel cell having an electrolyte layer interposed between a fuel electrode and an oxygen electrode is provided with a plate like separator that separates fuel gas supplied to the fuel electrode from oxidizing gas supplied to the oxygen electrode, and a mesh like collector...

20060204806 - Separator unit and fuel cell stack: A separator unit inserted into a fuel cell having an electrolyte layer interposed between a fuel electrode and an oxygen electrode is provided with a plate like separator that separates fuel gas supplied to the fuel electrode from oxidizing gas supplied to the oxygen electrode, and a mesh like collector...

20060204805 - Solid oxide fuel cell device: A solid oxide fuel cell C including a solid oxide fuel cell having a planar solid oxide substrate, a cathode electrode layer formed on one surface of the substrate, and an anode electrode layer formed on a surface opposite the one surface, is disposed so that the anode electrode layer...

20060204810 - Organic fuel cell methods and apparatus: A liquid organic, fuel cell is provided which employs a solid electrolyte membrane. An organic fuel, such as a methanol/water mixture, is circulated past an anode of a cell while oxygen or air is circulated past a cathode of the cell. The cell solid electrolyte membrane is preferably fabricated from...

20060204811 - Adaptor type fuel cell and assembly structure thereof: The present invention is related to an adaptor type fuel cell which partly comprises the fuel cell manufactured by the print circuit board (PCB) that utilizes the process of PCB, wherein the fuel cell comprises one or more membrane electrode assemblies (MEAs) which is sandwiched between the PCB and characterized...

20060204812 - Aromatic polymer, film, electrolyte membrane and separator: An aromatic polymer containing aromatic polyamide structural units and aromatic carbohydrazide structural units at a specific ratio is disclosed. A film having a high Young's modulus, high elongation at break and low moisture absorption can be formed from such an aromatic polymer. Dehydration cyclization of a compound having a carbohydrazide...

20060204813 - Ionic conductor, method of manufacturing the same, and electrochemical device: An ionic conductor insoluble to water and fuel, and capable of stably allowing ions such as protons to conduct therethrough, a method of manufacturing the same, and an electrochemical device. The ionic conductor having a derivative in which an ion-dissociative group is bound to a carbonaceous substance composed of at...

20060204815 - Cell stack having sub-stacks with opposite orientations: A fuel cell stack has two or more sub-stacks of series-connected unit cells. At least two of the sub-stacks are oriented in opposite directions. Distal ends of the sub-stacks may be electrically connected to end plates of the fuel cell stack. The end plates may compress the unit cells and...

20060204819 - Conductive epoxy resin composition and separator for fuel cell: The present invention provides a conductive epoxy resin composition which comprises an epoxy resin, a hardener, a hardening accelerator and a carbon material comprising expanded graphite, wherein the hardening accelerator comprises at least one member selected from the group consisting of phosphine hardening accelerators, phosphonium hardening accelerators, amine hardening accelerators...

20060204816 - Fuel cell device and electronic appliance: The present invention provides a fuel cell device capable of suppressing or filtering moisture discharge such as the generated water by the reaction, and an electronic appliance on which such a fuel cell device is mounted. This is achieved by comprising a water tank 18 for recovering water separated from...

20060204817 - Fuel cell device and electronic appliance: The present invention relates to a fuel cell device using a liquid fuel, improves recovery of moisture contained in the exhaust air discharged from the fuel cell, and simplifies structure of generated water recovery. The fuel cell device is a fuel cell device 2 using the liquid fuel (diluted fuel...

20060204821 - Fuel cell end unit with integrated heat exchanger: An end unit for a fuel cell stack having a plurality of fuel cell stacked in a first direction, the end unit for stacking in the first direction adjacent an end fuel cell in the fuel cell stack. The end unit separates a current collection post from the end cell...

20060204814 - Fuel supply unit for fuel cell and fuel cell using same: A fuel cell (723) includes, a high-concentration fuel vessel (715) placed adjacent to a fuel vessel (713) that supplies a fuel (124) to a unit cell structure (101), and a permeation control film (717) that is placed at the boundary between the fuel vessel (713) and the high-concentration fuel vessel...

20060204820 - Stack and fuel cell system using the same: A stack for a fuel cell includes a first collecting plate having a first electric polarity, a second collecting plate having a second electric polarity different from the first electric polarity, and at least one electricity generator located between the collecting plates. The at least one electricity generator is for...

20060204818 - Transition metal nitride and fuel cell applications: The disclosure relates to transition metal nitrides having a chemical formula (Fe100-x-y-zCrxNiyMoz)4Nw, wherein 0.8≦w≦1.7, 19≦x≦30, 11≦y≦19, and 0≦z≦3. The disclosure also relates to fuel cell bipolar plates, fuel cells, fuel cell assemblies, and fuel cell powered vehicles including the transition metal nitride, and methods of manufacturing fuel cell bipolar plates...

20060204822 - Start control device applied to fuel cell system and its control methods available: The present invention provides a start control device applied to a fuel cell system, which includes: a stickup-type separator, which can be stuck tightly at cathodes of the fuel cell system, or be separated from the cathodes, and it can separate the cathodes of the fuel cell system from the...

20060204825 - Current collector plate for an electrochemical cell stack: A current collector plate for an electrochemical cell stack is described. The plate includes a corrosion resistant substrate having a recess in a central region of the inner face. Passageways in the substrate terminate at openings on the inner face to allow process fluids to pass through the plate. An...

20060204823 - End assembly for an electrochemical cell stack: An end assembly for an electrochemical cell stack is described. The end assembly includes an end plate having an outer face facing away from the cell stack and an inner face opposite the outer face. Passageways in the end plate that terminate at openings on the inner face allow process...

20060204827 - Fuel cell stack with internal fuel manifold configuration: A fuel cell stack includes a plurality of fuel cells, and a plurality of fuel delivery ports. Each of the plurality of fuel delivery ports is positioned on or in the fuel cell stack to provide fuel to a portion of the plurality fuel cells in each stack....

20060204826 - Geometric feature driven flow equalization in fuel cell stack gas flow separator: A gas flow separator for a fuel cell stack includes a plurality of gas flow channels and a gas flow restrictor located in each channel. Each gas flow restrictor may be a geometric feature which restricts gas flow in each respective channel....

20060204828 - Method and apparatus for dielectric bonding of silicon wafer flow fields: According to one embodiment of the invention a fuel cell can be configured so as to directly bond silicon substrate flow field plates directly to one another via a dielectric bond without allowing reactant gases to penetrate the flow field plates during operation of the fuel cell....

20060204824 - System and method for collecting current in an electrochemical cell stack: A system for collecting current in an electrochemical cell stack is described. The system includes an end plate having an outer face facing away from the cell stack and an inner face opposite the outer face. The system also includes a plurality of connection ports on the end plate for...

20060204830 - Molten carbonate fuel cell: A molten carbonate fuel cell with intrinsic energy storage. The molten carbonate fuel cell includes a hydrogen electrode utilizing a modified anode active material. The modified anode active material allows for intrinsic energy storage within the hydrogen electrode which provides for transient response, load leveling applications, a decreased start-up time,...

20060204829 - Solid oxide fuel cell: A solid oxide fuel cell with intrinsic energy storage. The solid oxide fuel cell includes a hydrogen electrode utilizing a modified anode active material. The modified anode active material allows for intrinsic energy storage within the hydrogen electrode which provides for transient response, load leveling applications, a decreased start-up time,...

20060204831 - Control parameters for optimizing mea performance: A gradient of ionomeric material is generated, disposed, or otherwise provided in an electrode suitable for use in a fuel cell. The ionomer concentration, e.g., with respect to the carbon content of the catalyst layer (e.g., expressed as a ratio), is greatest in the area closest to the membrane, e.g.,...

20060204833 - Humidity adjusting film: Humidity adjusting films are sandwiched between the catalyst electrode layers and carbon fiber collector layers of a solid polymer type fuel cell. These humidity adjusting films are constructed from a conductive carbonaceous powder and a polytetrafluoroethylene. The moisture permeability as measured by the method stipulated in JIS L 1099 (B-1)...

20060204832 - Liquid fuel cell, membrane electrode assembly and cathode: A cathode includes a diffusion layer, and a porous catalyst layer provided on the diffusion layer. The porous catalyst layer has a thickness not greater than 60 μm, a porosity of 30 to 70% and a pore diameter distribution including a peak in a range of 20 to 200 nm...

20060204834 - Electrochemical device comprising aliphatic mono-nitrile compound: Disclosed is a cathode comprising a complex formed between the surface of a cathode active material and an aliphatic mono-nitrile compound, and an electrochemical device comprising the cathode. A non-aqueous electrolyte containing a lithium salt, a solvent and an aliphatic mono-nitrile compound, and an electrochemical device comprising the electrolyte are...

20060204835 - Batteries and battery systems: A non-hermetically sealed, electrochemical power source, includes a first electrode, a second electrode, a separator between the first electrode and the second electrode, and a membrane in fluid communication with an environment external to the battery. The second electrode is between the separator and the membrane. The membrane includes a...

20060204836 - 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 comprising a positive electrode active material capable of absorbing or desorbing a lithium ion during charge and discharge; (b) a negative...

20060204837 - 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 comprising a positive electrode active material capable of absorbing or desorbing a lithium ion during charge and discharge; (b) a negative...

20060204838 - Solar driven concentration cell: The solar driven concentration cell comprising a cathode half-cell, an anode half-cell and a transparent covering or lid extending over both half-cells and sloping downwardly from the cathode half-cell to the anode half-cell, wherein heat from the sun causes solvent from the half-cells to evaporate and subsequently condense on an...

20060204839 - Wafer alkaline cell: A wafer alkaline cell of a laminar structure is disclosed. The cell comprises an anode assembly and a cathode assembly bonded together to form a laminate structure. There may be one and desirably two anode frames securing an anode current collector sheet sandwiched therebetween. There may be a cathode frame...

20060204840 - Battery module: A battery module including a plurality of unit batteries spaced apart from each other and cell barriers disposed between the unit batteries, wherein the cell barriers have different strengths depending on their position in the battery module....

20060204841 - Battery and method of manufacturing same: A battery includes an electrically-conductive battery can (1) for accommodating a spirally-wound electrode assembly (3) in which an electrolyte solution is impregnated. The battery can has an open end and a closed end, and to the open end, an electrically-conductive sealing plate (5) is fixed being insulated from the battery...

20060204842 - Rechargeable battery and method of assembling for the same: A rechargeable battery and a method of assembling the rechargeable battery. The method includes the steps of: accommodating an electrode assembly into a case, the electrode assembly having first and second electrode taps protruding therefrom; forcibly inserting an electrode terminal into an insulating gasket, the insulating gasket having an inner...

20060204843 - Polyfluorinated boron cluster anions for lithium electrolytes: r

20060204844 - Battery: Batteries and methods of making the batteries are disclosed. In some embodiments, a method of making an alkaline battery includes placing a cathode into a housing, and placing an electrolyte solution into the housing, the electrolyte solution having less than about 33 percent by weight of a hydroxide, and water....

20060204845 - Secondary battery of improved lithium ion mobility and cell capacity: Provided is a lithium secondary battery having improved discharge characteristics in a range of high-rate discharge while minimizing a dead volume and at the same time, having increased cell capacity via increased electrode density and electrode loading amounts, by inclusion of two or more active materials having different redox levels...

20060204846 - Lithium secondary battery: A lithium secondary battery is provided capable of significantly improving charge-discharge cycle performance by preventing gas generation originating from decomposition of the non-aqueous electrolyte while preventing manufacturing cost from increasing. A lithium secondary battery is provided with: a power generating element accommodated in a flexible battery case (6), the power...

20060204847 - Non-aqueous electrolyte secondary battery: As an alternative technique to lead-acid batteries, the present invention provides an inexpensive 2 V non-aqueous electrolyte secondary battery having excellent cycle life at a high rate by preventing volume change during charge and discharge. The non-aqueous electrolyte secondary battery uses: a positive electrode active material having a layered structure,...

20060204848 - Method for preparing insertion compounds of an alkali metal, active materials containing same, and device comprising said active materials:

20060204849 - Non-aqueous electrolyte secondary battery: To improve high temperature storage characteristic of a non-aqueous electrolyte secondary battery suitable for high input/output application, the structure of a positive electrode active material is optimized. The non-aqueous electrolyte secondary battery includes a positive electrode; a negative electrode; a separator interposed between the positive and negative electrodes; and a...

20060204850 - Cathode active material, method of preparing the same, and cathode and lithium battery applying the material: Composite cathode active materials comprising a composite oxide and an acid treated with an organic solvent are provided. The composite cathode active materials are prepared by treating mixtures of nickel-based composite oxides and organic acids with organic solvents. The active materials suppress gelation of the electrode slurries for a long...

20060204851 - Cathode material for secondary batteries with non-aqueous electrolyte, a process for preparing the cathode material and lithium secondary battery containing the same: Provided are a cathode active material for a non-aqueous electrolyte lithium secondary battery, a process for preparing the same and a lithium secondary battery comprising the same. The cathode active material for a non-aqueous electrolyte lithium secondary battery is represented by the formula LiaNi1−(v+w+x+y+z)MnvCowMxM′yM″zO2 wherein M, M′ and M″ are...

20060204852 - Nonaqueous electrolytic secondary battery and method of manufacturing the same: In a nonaqueous electrolytic secondary battery according to the invention, hexagonal system lithium containing cobalt composite oxide having a crystallite size in a (110) vector direction of 1000 Å or more and having a halogen compound added thereto by burning at time of synthesis is used as a positive electrode...

20060204853 - Lithium ion battery comprising nanomaterials: A lithium ion battery includes a cathode (10) having a plurality of lithium-cobalt-nickel oxide nanoparticles, an anode (20) having at least one carbon nanotube array (22), an electrolyte, and a membrane (30) separating the anode from the cathode. The carbon nanotube array includes a plurality of multi-walled carbon nanotubes (23)....

20060204854 - Gel-type polymer electrolyte and use thereof: A gel-type polymer electrolyte, wherein said polymer comprises (A) an ethylene-unsaturated carboxylic acid copolymer or a derivative thereof and (B) a polyalkylene oxide having a hydroxyl group at one terminal thereof or a derivative thereof, which are bonded together by an ester bond. The gel-type polymer electrolyte has a high...

20060204855 - Nonaqueous electrolyte battery: A nonaqueous electrolyte battery, including a case, a positive electrode housed in the case, a negative electrode housed in the case, and a nonaqueous electrolyte containing an ionic liquid and lithium ions of which molar amount is no smaller than 1.8×10−5 mol per mAh of the battery capacity....

20060204856 - Organic electrolytic solution and lithium battery employing the same: An organic electrolytic solution and a lithium battery employing the same are provided. The organic electrolytic solution includes a lithium salt, an organic solvent containing a first solvent having a high dielectric constant and a second solvent having a low boiling point, and a surfactant including a hydrophobic portion having...

20060204857 - High performance and safer electrolytes for lithium-ion electrochemical devices: Fire resistant stable electrolytes for use in lithium-ion based electrochemical devices, which include lithium salts in high molar concentration with various solvents, such as ethylene carbonate, and with a low % of butylene carbonate or propylene carbonate or gamma butyrolactone, and which devices may include a cathode with a lithium...

20060204858 - Non-aqueous electrolyte secondary cell: It is an object of the present invention to provide a non-aqueous electrolyte secondary cell that is excellent in high-temperature preservation characteristics and in which an increase in the cell thickness is inhibited. The object is accomplished by the following structure. A non-aqueous electrolyte secondary cell having: a positive electrode;...

20060199046 - Sealed accumulator equipped with a safety device: A sealed accumulator (1) comprises an electrochemical bundle (9) comprising at least one positive electrode and one negative electrode arranged in a container (2); positive (6) and negative (7) current output terminals arranged on a cover (5) of the container and respectively connected to the positive and negative electrodes; a...

20060199047 - Fuel cell system: The fuel cell system of the present invention has: a fuel cell including an electromotive unit comprising a fuel electrode, an oxidant electrode, and an electrolyte sandwiched by these electrodes; a fuel supply unit for supplying a fuel to the fuel electrode; and an oxidant supply unit for supplying an...

20060199048 - Circulation check for fuel cell coolant: Systems of checking thermal-induced circulation of a coolant in a fuel cell stack are disclosed. The system includes coolant inlet and outlet lines extending from a fuel cell stack. A pump and a radiator are confluently connected to the coolant inlet and coolant outlet lines. In one embodiment, a valve...

20060199049 - Monitoring system for fuel cell stack: A monitoring system includes a plurality of monitoring sensors for electrically connecting to fuel cell units of a fuel cell stack respectively, wherein a voltage of each of the fuel cell units is measured when two corresponding neighboring monitoring sensors are switched on. An alert controller includes a switch control...

20060199050 - Pump fixing accessory and fuel cell having the same: A fuel cell system comprises an electricity generation section for generating electrical energy through electrochemical reaction of hydrogen and oxygen, a fuel supply section including a fuel pump arranged in a fuel tank for providing fuel, an oxidizer supply section including an oxidizer supply pump for providing an oxidizer to...

20060199051 - Combined heat and power system: There is described a combined heat and power, or cogeneration, system combining a fuel cell for generating electrical power with a thermal power source, the system comprising: a fuel processor for converting a hydrocarbon fuel into hydrogen in an output stream, the hydrogen rich output stream containing a low content...

20060199052 - Fuel cell system: There is provided a fuel cell for generating a electric power by a reaction of a reaction gas, a reaction gas flow path through which the reaction gas passes, purge section for purging the reaction gas flow path with a purging gas, a purge judging section for judging as to...

20060199053 - Fuel cell system: A fuel cell system for rapidly initiating a fuel cell stack. The fuel cell system includes a fuel cell stack including at least one unit fuel cell for generating electricity through an electro-chemical reaction of an oxidant and a fuel containing hydrogen, a fuel-supplying unit for supplying the fuel and...

20060199056 - Electrochemical cell stack design: In one embodiment, an electrochemical cell comprises: a membrane electrode assembly comprising a first active area and an opposingly positioned second active area, and a flow field support member disposed adjacent to said membrane electrode assembly. Each of the active areas comprises an electrode, and has a length to width...

20060199055 - Electrochemical cell stacks and use thereof: In one embodiment, an electrochemical cell comprises: a first electrode and a second electrode with a membrane disposed therebetween to form a membrane electrode assembly, a bipolar plate disposed on a side of the membrane electrode assembly, and a thermistor element disposed proximate an edge of the bipolar plate. In...

20060199054 - Fuel cell stacks of alternating polarity membrane electrode assemblies: Electrochemical fuel cell stacks comprising a plurality of membrane electrode assemblies stacked in an alternating manner, such that the polarity of adjacent membrane electrode assemblies are opposite, are disclosed. The fuel cell stacks comprise a plurality of membrane electrode assemblies, each membrane electrode assembly comprising an anode fluid distribution layer,...

20060199059 - Ion conductive polymer electrolyte and its membrane electrode assembly: A membrane electrode assembly comprising a solid proton conducting polymer membrane, an anode, a cathode, the anode and the cathode being on opposing surfaces of the membrane, and a catalyst layer in contact with each surface of the membrane, the assembly comprising a polymer electrolyte comprising a base polymer containing...

20060199060 - Power generating system using fuel cell: The present invention relates to a fuel cell power generating system wherein solid oxide fuel cells are installed in the fuel supply system and exhaust gas system of a fuel cell apparatus, thereby increasing the electric power that can be extracted. In this power generating system, a first solid oxide...

20060199057 - Solid oxide fuel cell: The present invention provides an electrolyte membrane of a solid oxide fuel cell that excels in output performance. There is provided a solid oxide fuel cell comprising a single cell having an air electrode disposed on a surface of an electrolyte membrane and a fuel electrode disposed on the other...

20060199058 - Solid oxide fuel cell: The present invention provides an electrolyte membrane of a solid oxide fuel cell that excels in output performance. There is provided a solid oxide fuel cell comprising a single cell having an air electrode disposed on a surface of an electrolyte membrane and a fuel electrode disposed on the other...

20060199061 - Water management in bipolar electrochemical cell stacks: A bipolar, filter press-like electrochemical cell stack comprising a plurality of electrochemical cells, where each electrochemical cell is supplied with a gaseous anodic reactant and either supplied with a gaseous cathodic reactant or produces a gaseous cathodic product, and where each electrochemical cell avoids drying out the ion exchange membrane...

20060199063 - Polymer electrolyte fuel cell: To improve oxidation resistance of an electrolyte membrane and durability thereof by a low-cost method, thereby improving durability of a polymer electrolyte fuel cell. According to the present invention, in the polymer electrolyte fuel cell having a membrane-electrode assembly including a polymer electrolyte membrane and electrodes bonded to both sides...

20060199062 - Solid polymer electrolyte membrane and production method of the same: An object of the present invention is to provide a solid polymer electrolyte membrane in which a polyazole-based compound is uniformly mixed with a perfluorocarbonsulfonic acid resin. Thus, the present invention provides a solid polymer electrolyte membrane for solid polymer electrolyte fuel cell, which has high durability, as well as...

20060199064 - Boil-off compensating cryoadsorption container for liquid gas storage: A hydrogen-based propulsion system is provided for storing hydrogen feed gas which evaporates over time from a storage vessel containing liquid hydrogen as a fuel. In particular, this system enables the evaporated hydrogen feed gas to be stored for later use in the propulsion unit and also provides a system...

20060199065 - Method of manufacturing a fuel cell bipolar plate: A method of manufacturing a fuel cell bipolar plate that improves dimensional accuracy even with viscous material, eliminates the need for large-scale production equipment such as a press to make a pre-formed product, and furthermore, enables manufacturing time for the fuel cell bipolar plate to be reduced. Powdered raw material...

20060199066 - System for feeding gaseous fuel, in particular hydrogen, for fuel cells: System for feeding gaseous fuel, in particular hydrogen, for fuel cells which comprises a storage tank for said gaseous fuel of the type comprising a case containing a material absorbing said gaseous fuel, in particular a metal hydride, and means for applying an amount of heat to said material absorbing...

20060199067 - Compression devices and electrochemical cell stack design: In one embodiment a compression device comprises: a base plate having a surface, a spring support plate, a resilient member, a manifold, and a side plate. The resilient member is disposed between the spring support plate and the base plate in compressible mechanical communication with the base plate to enable...

20060199068 - Electrode and membrane/electrode assembly for fuel cells and fuel cell systems comprising same: The invention relates to an electrode for a fuel cell and a fuel cell comprising the same. The electrode includes a catalyst layer formed on a diffusion layer comprising conductive powders, fluorinated resins, and conductive substrates....

20060199069 - Membrane electrode assembly, method for manufacturing the same, and polymer electrolyte fuel cell: A membrane electrode assembly composed of a polymer electrolyte membrane and diffusion layers bonded to both surfaces of the polymer electrolyte membrane, as well as a polymer electrolyte fuel cell including the membrane electrode assembly, are provided. The polymer electrolyte membrane includes a porous polymer membrane, proton conductive groups disposed...

20060199070 - Membrane-electrode assembly, method for preparing the same, and fuel cell system comprising the same: The invention relates to a membrane-electrode assembly for a fuel cell, a method for preparing the same, and a fuel cell system comprising the same. The membrane-electrode assembly comprises a polymer electrolyte membrane, a catalyst layer spray-coated directly on both surfaces of the polymer electrolyte membrane; and a gas diffusion...

20060199071 - Single point battery watering system with pivot float and ball valve: A series of cell fill valves are interconnected by tubing and T-connections, one to each battery cell. Each cell fill valve is controlled by a ball in a seat in a single fill opening. The ball is controlled by a float on a pivotable lever arm with an end finger...

20060199072 - Battery operation device with battery pack release mechanism: A battery operated device includes a body housing an electric motor, a battery pack slidably secured to the body for powering the electric motor and including a shunting surface, a latching surfaces and a release member. A release button is mounted on the body and has a first surface engageable...

20060199073 - Electric hand machine-tool and power supply module for an electric hand machine tool: An electric power tool and a power supply module for interchangeable attachment to an electric power tool are disclosed. The electric power tool has a tool housing (12) with a guide sleeve (15) for interchangeably receiving the power supply module (11), which has an introduction opening (152) and an electrical...

20060199074 - Linearly growing polymer-based thin film under an applied electric potential: The present invention consists of a process for growing polymer and protein films onto electrode surfaces from aqueous solutions. In this process, following an initial transient period, the growth is linear in time for an applied anodic potential exceeding a threshold value. (Henceforth we refere to this phenomenon as “continuous...

20060199075 - Battery pack of improved stability: Disclosed herein is a battery pack wherein a rectangular battery having an electrode assembly and an electrolyte contained therein in a sealed state is received in a pack case, and an insulating material is filled in a space defined between the inner surface of the upper end of the pack...

20060199076 - Hydrogen-absorbing alloy for alkaline storage batteries and alkaline storage battery: An alkaline storage battery provided with a positive electrode (1), a negative electrode (2), and an alkaline electrolyte solution employs a hydrogen-absorbing alloy containing: at least a rare-earth element, magnesium, nickel, and aluminum, the hydrogen-absorbing alloy being represented by the general formula Ln1-xMgxNiy-a-bAlaMb, where: Ln is at least one element...

20060199077 - Non-aqueous electrolyte secondary battery: A non-aqueous electrolyte secondary battery with excellent discharge cycle characteristics and a charging termination potential ranging from 4.4 to 4.6 V based on lithium, consisting of a positive electrode comprising a positive electrode active material, a negative electrode, and a non-aqueous electrolyte containing a non-aqueous solvent and an electrolyte salt,...

20060199078 - Negative electrode for non-aqueous secondary battery: Non-aqueous secondary batteries, comprising an electrode active material that has the overall composition LiXM1M2S3-yOy, in which 0≦X≦2, 0≦y≦3; M1 is selected from the group consisting of alkali metals exclusive of lithium, alkaline earth metals, semi-metals, and mixtures thereof; and M2 is selected from the group consisting of (i) metals exclusive...

20060199079 - Aqueous electrolyte solution absorber and method for producing it: The present invention relates to an aqueous electrolyte solution absorber including an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic polar group to a water insoluble polymer and a material to be sucked. The aqueous electrolyte solution absorber is produced by filling a water permeable bag type member...

20060199080 - Novel redox shuttles for overcharge protection of lithium batteries: The present invention is generally related to electrolytes containing novel redox shuttles for overcharge protection of lithium-ion batteries. The redox shuttles are capable of thousands hours of overcharge tolerance and have a redox potential at about 3-5.5 V vs. Li and particularly about 4.4-4.8 V vs. Li. Accordingly, in one...

20060199046 - Sealed accumulator equipped with a safety device: A sealed accumulator (1) comprises an electrochemical bundle (9) comprising at least one positive electrode and one negative electrode arranged in a container (2); positive (6) and negative (7) current output terminals arranged on a cover (5) of the container and respectively connected to the positive and negative electrodes; a...

20060199047 - Fuel cell system: The fuel cell system of the present invention has: a fuel cell including an electromotive unit comprising a fuel electrode, an oxidant electrode, and an electrolyte sandwiched by these electrodes; a fuel supply unit for supplying a fuel to the fuel electrode; and an oxidant supply unit for supplying an...

20060199048 - Circulation check for fuel cell coolant: Systems of checking thermal-induced circulation of a coolant in a fuel cell stack are disclosed. The system includes coolant inlet and outlet lines extending from a fuel cell stack. A pump and a radiator are confluently connected to the coolant inlet and coolant outlet lines. In one embodiment, a valve...

20060199049 - Monitoring system for fuel cell stack: A monitoring system includes a plurality of monitoring sensors for electrically connecting to fuel cell units of a fuel cell stack respectively, wherein a voltage of each of the fuel cell units is measured when two corresponding neighboring monitoring sensors are switched on. An alert controller includes a switch control...

20060199050 - Pump fixing accessory and fuel cell having the same: A fuel cell system comprises an electricity generation section for generating electrical energy through electrochemical reaction of hydrogen and oxygen, a fuel supply section including a fuel pump arranged in a fuel tank for providing fuel, an oxidizer supply section including an oxidizer supply pump for providing an oxidizer to...

20060199051 - Combined heat and power system: There is described a combined heat and power, or cogeneration, system combining a fuel cell for generating electrical power with a thermal power source, the system comprising: a fuel processor for converting a hydrocarbon fuel into hydrogen in an output stream, the hydrogen rich output stream containing a low content...

20060199052 - Fuel cell system: There is provided a fuel cell for generating a electric power by a reaction of a reaction gas, a reaction gas flow path through which the reaction gas passes, purge section for purging the reaction gas flow path with a purging gas, a purge judging section for judging as to...

20060199053 - Fuel cell system: A fuel cell system for rapidly initiating a fuel cell stack. The fuel cell system includes a fuel cell stack including at least one unit fuel cell for generating electricity through an electro-chemical reaction of an oxidant and a fuel containing hydrogen, a fuel-supplying unit for supplying the fuel and...

20060199056 - Electrochemical cell stack design: In one embodiment, an electrochemical cell comprises: a membrane electrode assembly comprising a first active area and an opposingly positioned second active area, and a flow field support member disposed adjacent to said membrane electrode assembly. Each of the active areas comprises an electrode, and has a length to width...

20060199055 - Electrochemical cell stacks and use thereof: In one embodiment, an electrochemical cell comprises: a first electrode and a second electrode with a membrane disposed therebetween to form a membrane electrode assembly, a bipolar plate disposed on a side of the membrane electrode assembly, and a thermistor element disposed proximate an edge of the bipolar plate. In...

20060199054 - Fuel cell stacks of alternating polarity membrane electrode assemblies: Electrochemical fuel cell stacks comprising a plurality of membrane electrode assemblies stacked in an alternating manner, such that the polarity of adjacent membrane electrode assemblies are opposite, are disclosed. The fuel cell stacks comprise a plurality of membrane electrode assemblies, each membrane electrode assembly comprising an anode fluid distribution layer,...

20060199059 - Ion conductive polymer electrolyte and its membrane electrode assembly: A membrane electrode assembly comprising a solid proton conducting polymer membrane, an anode, a cathode, the anode and the cathode being on opposing surfaces of the membrane, and a catalyst layer in contact with each surface of the membrane, the assembly comprising a polymer electrolyte comprising a base polymer containing...

20060199060 - Power generating system using fuel cell: The present invention relates to a fuel cell power generating system wherein solid oxide fuel cells are installed in the fuel supply system and exhaust gas system of a fuel cell apparatus, thereby increasing the electric power that can be extracted. In this power generating system, a first solid oxide...

20060199057 - Solid oxide fuel cell: The present invention provides an electrolyte membrane of a solid oxide fuel cell that excels in output performance. There is provided a solid oxide fuel cell comprising a single cell having an air electrode disposed on a surface of an electrolyte membrane and a fuel electrode disposed on the other...

20060199058 - Solid oxide fuel cell: The present invention provides an electrolyte membrane of a solid oxide fuel cell that excels in output performance. There is provided a solid oxide fuel cell comprising a single cell having an air electrode disposed on a surface of an electrolyte membrane and a fuel electrode disposed on the other...

20060199061 - Water management in bipolar electrochemical cell stacks: A bipolar, filter press-like electrochemical cell stack comprising a plurality of electrochemical cells, where each electrochemical cell is supplied with a gaseous anodic reactant and either supplied with a gaseous cathodic reactant or produces a gaseous cathodic product, and where each electrochemical cell avoids drying out the ion exchange membrane...

20060199063 - Polymer electrolyte fuel cell: To improve oxidation resistance of an electrolyte membrane and durability thereof by a low-cost method, thereby improving durability of a polymer electrolyte fuel cell. According to the present invention, in the polymer electrolyte fuel cell having a membrane-electrode assembly including a polymer electrolyte membrane and electrodes bonded to both sides...

20060199062 - Solid polymer electrolyte membrane and production method of the same: An object of the present invention is to provide a solid polymer electrolyte membrane in which a polyazole-based compound is uniformly mixed with a perfluorocarbonsulfonic acid resin. Thus, the present invention provides a solid polymer electrolyte membrane for solid polymer electrolyte fuel cell, which has high durability, as well as...

20060199064 - Boil-off compensating cryoadsorption container for liquid gas storage: A hydrogen-based propulsion system is provided for storing hydrogen feed gas which evaporates over time from a storage vessel containing liquid hydrogen as a fuel. In particular, this system enables the evaporated hydrogen feed gas to be stored for later use in the propulsion unit and also provides a system...

20060199065 - Method of manufacturing a fuel cell bipolar plate: A method of manufacturing a fuel cell bipolar plate that improves dimensional accuracy even with viscous material, eliminates the need for large-scale production equipment such as a press to make a pre-formed product, and furthermore, enables manufacturing time for the fuel cell bipolar plate to be reduced. Powdered raw material...

20060199066 - System for feeding gaseous fuel, in particular hydrogen, for fuel cells: System for feeding gaseous fuel, in particular hydrogen, for fuel cells which comprises a storage tank for said gaseous fuel of the type comprising a case containing a material absorbing said gaseous fuel, in particular a metal hydride, and means for applying an amount of heat to said material absorbing...

20060199067 - Compression devices and electrochemical cell stack design: In one embodiment a compression device comprises: a base plate having a surface, a spring support plate, a resilient member, a manifold, and a side plate. The resilient member is disposed between the spring support plate and the base plate in compressible mechanical communication with the base plate to enable...

20060199068 - Electrode and membrane/electrode assembly for fuel cells and fuel cell systems comprising same: The invention relates to an electrode for a fuel cell and a fuel cell comprising the same. The electrode includes a catalyst layer formed on a diffusion layer comprising conductive powders, fluorinated resins, and conductive substrates....

20060199069 - Membrane electrode assembly, method for manufacturing the same, and polymer electrolyte fuel cell: A membrane electrode assembly composed of a polymer electrolyte membrane and diffusion layers bonded to both surfaces of the polymer electrolyte membrane, as well as a polymer electrolyte fuel cell including the membrane electrode assembly, are provided. The polymer electrolyte membrane includes a porous polymer membrane, proton conductive groups disposed...

20060199070 - Membrane-electrode assembly, method for preparing the same, and fuel cell system comprising the same: The invention relates to a membrane-electrode assembly for a fuel cell, a method for preparing the same, and a fuel cell system comprising the same. The membrane-electrode assembly comprises a polymer electrolyte membrane, a catalyst layer spray-coated directly on both surfaces of the polymer electrolyte membrane; and a gas diffusion...

20060199071 - Single point battery watering system with pivot float and ball valve: A series of cell fill valves are interconnected by tubing and T-connections, one to each battery cell. Each cell fill valve is controlled by a ball in a seat in a single fill opening. The ball is controlled by a float on a pivotable lever arm with an end finger...

20060199072 - Battery operation device with battery pack release mechanism: A battery operated device includes a body housing an electric motor, a battery pack slidably secured to the body for powering the electric motor and including a shunting surface, a latching surfaces and a release member. A release button is mounted on the body and has a first surface engageable...

20060199073 - Electric hand machine-tool and power supply module for an electric hand machine tool: An electric power tool and a power supply module for interchangeable attachment to an electric power tool are disclosed. The electric power tool has a tool housing (12) with a guide sleeve (15) for interchangeably receiving the power supply module (11), which has an introduction opening (152) and an electrical...

20060199074 - Linearly growing polymer-based thin film under an applied electric potential: The present invention consists of a process for growing polymer and protein films onto electrode surfaces from aqueous solutions. In this process, following an initial transient period, the growth is linear in time for an applied anodic potential exceeding a threshold value. (Henceforth we refere to this phenomenon as “continuous...

20060199075 - Battery pack of improved stability: Disclosed herein is a battery pack wherein a rectangular battery having an electrode assembly and an electrolyte contained therein in a sealed state is received in a pack case, and an insulating material is filled in a space defined between the inner surface of the upper end of the pack...

20060199076 - Hydrogen-absorbing alloy for alkaline storage batteries and alkaline storage battery: An alkaline storage battery provided with a positive electrode (1), a negative electrode (2), and an alkaline electrolyte solution employs a hydrogen-absorbing alloy containing: at least a rare-earth element, magnesium, nickel, and aluminum, the hydrogen-absorbing alloy being represented by the general formula Ln1-xMgxNiy-a-bAlaMb, where: Ln is at least one element...

20060199077 - Non-aqueous electrolyte secondary battery: A non-aqueous electrolyte secondary battery with excellent discharge cycle characteristics and a charging termination potential ranging from 4.4 to 4.6 V based on lithium, consisting of a positive electrode comprising a positive electrode active material, a negative electrode, and a non-aqueous electrolyte containing a non-aqueous solvent and an electrolyte salt,...

20060199078 - Negative electrode for non-aqueous secondary battery: Non-aqueous secondary batteries, comprising an electrode active material that has the overall composition LiXM1M2S3-yOy, in which 0≦X≦2, 0≦y≦3; M1 is selected from the group consisting of alkali metals exclusive of lithium, alkaline earth metals, semi-metals, and mixtures thereof; and M2 is selected from the group consisting of (i) metals exclusive...

20060199079 - Aqueous electrolyte solution absorber and method for producing it: The present invention relates to an aqueous electrolyte solution absorber including an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic polar group to a water insoluble polymer and a material to be sucked. The aqueous electrolyte solution absorber is produced by filling a water permeable bag type member...

20060199080 - Novel redox shuttles for overcharge protection of lithium batteries: The present invention is generally related to electrolytes containing novel redox shuttles for overcharge protection of lithium-ion batteries. The redox shuttles are capable of thousands hours of overcharge tolerance and have a redox potential at about 3-5.5 V vs. Li and particularly about 4.4-4.8 V vs. Li. Accordingly, in one...