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WO/2002/065559A2 |
A method and apparatus for maintaining fuel cell cathode air quality are provided. In particular, the method and the apparatus of the present invention provide air filtration that excludes liquids and solids from a fuel cell enclosure ( ...
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WO/2002/061294A1 |
A small flat motor, comprising a stator (10) having a coil (10a) wound on a core (10b) and a rotor (11) having a magnet (11a) opposed to the core (10a) held by a yoke (11b), wherein the rotor (10) having an impeller (12) is supported by ...
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WO/2002/061860A2 |
A battery includes a housing, an anode in the housing, a cathode in the housing, and a separator between the cathode and the anode. The housing has a surface adjacent to the cathode. The surface defines an opening, such as an elongated o...
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WO/2002/061859A2 |
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...
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WO/2002/059990A2 |
An electrochamical cell (1) includes a hydrogen selectively permeable membrane (6) associated with an outlet (8) of the housing (10). The hydrogen selectively permeable membrane (6) includes a substrate layer (90) and a hydrogen transpor...
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WO2001028009A9 |
Fuel cells (1) are stacked, supported and electrically connected into a battery structure with a connector block (20). The anode and cathode elements of each fuel cell are provided with conductive terminating elements, preferably extendi...
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WO/2002/058171A2 |
A rechargeable metal air electrochemical cell is provided. The rechargeable metal air electrochemical cell generally includes an anode (312) and a cathode (314) in ionic communication via a separator (316) and in fluid communication via ...
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WO/2002/052664A2 |
This invention provides novel chemical compositions, for use as electrode and electrolyte materials and for hydrogen production, methods for making these compositions, and methods of using these compositions in a variety of applications....
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WO2000059052A9 |
An electrochemical separator is formed in situ on an electrode surface within an electrochemical cell, preferably an alkaline cell cathode surface. The alkaline cell (100) comprises a zinc anode (215), and potassium hydroxide electrolyte...
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WO/2002/047194A1 |
A battery comprising a consumable anode (22); a gas-diffusion cathode (24); a non passivated surface-destroying aqueous medium in contact with the anode and cathode; a housing (12) enclosing the anode, cathode and medium; an additive (32...
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WO/2002/043176A1 |
A bipolar plate (10) and a method for forming a bipolar plate (10). The method comprises the steps of providing a frame (13) and an electrode (12), molding the frame (13) and electrode (12) into an electrode plate within a die (100) and ...
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WO/2002/043169A2 |
A metal-alkaline battery having a reduced corrosion rate and enhanced electrochemical properties comprises an anode that includes derivatives of polyethylene glycol (PEG). The PEG derivatives have one or more hydrophilic moieties attache...
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WO/2002/041465A2 |
A portable charger employs metal air battery cells and has enough charge and current capacity to permit simultaneous use and charging of an attached appliance with a secondary battery. This allows, for example, a cell phone user to use a...
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WO/2002/041464A2 |
A portable charger employs metal air battery cells and has enough charge and current capacity to permit simultaneous use and charging of an attached appliance with a scondary battery. This allows, for example, a cell phone user to use a ...
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WO/2002/039515A2 |
A leak proof casing for a battery cell having an anode casing element made at least partially of brass and having features for improving the strength of the casing element.
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WO/2002/035639A2 |
A battery cartridge (20) includes a casing (30), a battery (50) in the casing, and a slide (40) moveably engaged with the casing (30). The battery (50) has an opening (80), and the slide (40) has an opening (70) alignable with the openin...
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WO/2002/035626A2 |
An uninterruptible power generation and distribution system having a refuelable and rechargeable metal-air FCB based power supply unit for generating and providing electrical power to at least one electrical-energy-consuming load device....
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WO/2002/035641A1 |
A method of making a metal-air battery (50) having an air access opening and an air plenum (250). The method includes determining a thickness of the air plenum (250) derived according to Fick's Law, and forming the battery having the air...
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WO/2002/035640A1 |
A battery (50) includes a can (230) having a rectangular or triangular cross section, so that the volume occupied by the batteries in a battery compartment is maximised. The can having a closed end and an open end, a cathode (210) in the...
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WO/2002/035625A2 |
A device/system having an integrated refuelable and rechargable metal-air FCB based power supply unit for generating and providing electrical power to at least one electrical-energy-consuming load device disposed therein. An external pow...
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WO/2002/035627A2 |
A refuelable and rechargable metal-air FCB based power supply unit for integration into a device/system for generating and providing electrical power to at least one electrical-energy-consuming load device disposed therein. An external p...
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WO/2002/033774A2 |
A removable-tab (10) for metal/air cell (60), particularly miniature zinc/air button cells which have a principal use as hearing aid batteries. The tab covers air holes (66) in the surface of the cell. The tab has a stiff elongated membe...
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WO/2002/033775A1 |
An electromotive force between an anode and a cathode is generated by using an anode, a cathode and an electrolyte interposed between the anode and the cathode, giving at least one of the cathode and the electrolyte molecules which can b...
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WO/2002/031906A1 |
An air manager is provided for supplying air to a battery that may be disposed in a battery compartment of an electrical device. The battery includes at least one air-depolarized cell to supply power to the device. The air manager achiev...
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WO/2002/029914A1 |
The present invention is directed to a floating mode process for a zinc-bromine battery stack. The process fully charges the zinc-bromine battery for a period of time with the electrolyte pumps on. After a full charge is obtained, aqueou...
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WO/2002/029915A1 |
A recombinator device (10) and associated method for re-acidification of an electrolyte in a flowing electrolyte zinc-bromine battery (200). The recombinator device (10) receives hydrogen, formed as a result of electrolysis within cell s...
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WO/2002/027830A1 |
An electrochemical device, comprising gas diffused electrodes formed of a carbonaceous material having a catalyst formed at least partly on the surface thereof and an electrolytic membrane formed in contact with one side surfaces of the ...
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WO/2002/027818A1 |
A modular battery stack positioning system (10) comprises a frame (12) including at least one tower (120) bay and an independent positioning member (14). The tower bay is capable of retaining at least one tower of at least two stacks. Th...
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WO/2002/027828A1 |
A method for manufacturing a gas diffusion electrode, characterized in that it comprises a sheet forming step of forming a sheet comprising a carbonaceous material and a catalyst layer forming step of forming a catalyst layer on the shee...
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WO/2002/025754A1 |
An electrode plate (10) for use in an electrochemical cell, such as a zinc/bromine battery is provided. The electrode comprises a bipolar plate having a non-conducting spacing member (52) affixed to at least one side of the electrode pla...
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WO2000051198A9 |
A highly conductive polymer based solid gel membrane is disclosed. The membrane is especially well-suited for use in such electrochemical devices as metal/air, Zn/MnO2, Ni/Cd and hydrogen fuel cells, as well as in electrochromic devices ...
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WO/2002/025755A1 |
An electrochemical battery comprising a housing; an electrolyte within the housing; an anode within the electrolyte and the housing and having an anode surface upper portion and an anode surface lower portion; a cathode within the electr...
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WO/2002/025755A2 |
An electrochemical battery comprising a housing; an electrolyte within the housing; an anode within the electrolyte and the housing and having an anode surface upper portion and an anode surface lower portion; a cathode within the electr...
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WO/2002/020371A1 |
A product dispenser (10) comprising a cover (12), a slidable push element (14), a base (16) and a landing (126) is provided. The cover (12) and the base (16) are rotatable with respect to each other about a common axis. The cover (12) co...
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WO/2002/017428A1 |
An air-hydrogen celle which has a positive electrode comprising an air electrode, a negative electrode comprising a hydrogen occlusion alloy and, arranged between the above positive and negative electrodes as an electrolyte, a cation exc...
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WO/2002/015635A2 |
A miniature battery assembly for canal hearing devices is constructed of a cylindrical elongated metal shell (30) having oval cross section. The elongated oval design offers superior volumetric utilization and energy capacity in the ear ...
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WO/2002/013292A2 |
A method of making a cathode includes decomposing a mixture comprising a metal naphthenate, e.g., cobalt naphthenate, and incorporating the decomposed mixture into the cathode. The cathode can used, for example, in a metal-air battery an...
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WO/2002/013302A1 |
The invention relates to a mixed oxide material with a high electron conductivity, of empirical formula ABO¿Y?, where y ≠ 3 and where A comprises at least one metal selected from Na, K, Rb, Ca, Ba, La, Pr, Sr, Ce, Nb, Pb, Nd, Sm and...
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WO/2002/000950A2 |
This invention provides new compositions, methods for making these compositions, and methods of using the compositions in a variety of energy-related applications. These compositions are useful as electrode materials in devices such as b...
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WO/2002/001666A2 |
A metal-air battery (1) includes (a) an anode (2); (b) a cathode (4) including a metal that reduces oxygen; (c) a housing (10, 20) for the anode and cathode having an air access (80) that allows oxygen to contact the cathode; (d) a separ...
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WO/2002/001655A2 |
An alkaline battery includes a cathode (12), an anode (14), a separator (16), an alkaline electrolyte, and a hydrogen recombination catalyst (6). The hydrogen recombination catalyst (6) includes a hydrogen oxidizing material, such as CuO...
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WO/2001/099222A2 |
A recyclable fuel distribution system comprising a hierarchy of operatively linked (with fuel supply and reaction product collection elements) fluid fuel transport vehicles, fluid fuel storage tanks, fuel supply reservoirs (optional depe...
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WO/2001/097317A1 |
The present invention relates to a synthetic air jet for an air depolarized electrochemical power source such as a metal-air battery. A synthetic air jet can be housed within, incorporated into, or attached to a battery casing to generat...
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WO/2001/097313A2 |
An air depolarized cell with at least one movable cathode element (3) disposed in an active anode metal material which is in a fluid or paste state. The cathode element(s) continuously moves to maintain electrochemical proximity with act...
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WO/2001/097318A1 |
Air managers for gas depolarized power supplies such as metal-air batteries or fuel cells are described utilizing a resilient diaphragm moving in one direction by the force of an electromagnetic field and in the opposite direction by the...
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WO/2001/097319A1 |
An electrically activated diaphragm air mover for gas depolarized power supplies such as metal-air batteries and fuel cells is described utilizing an electrically activated diaphragm moving within a cell casing or enclosure. An electrica...
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WO/2001/093999A2 |
Electrocatalyst powders (1002) and methods for producing electrocatalyst powders (1002), such as carbon composite electrocatalyst powders (1002). The powders (1002) have a well-controlled microstructure and morphology. The method include...
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WO/2001/095422A1 |
The present invention provides a recycling battery including a feeding means, a battery stack and a releasing means. A certain amount of metal grains and electrolyte are added into every cell of the battery by feeding means, so the batte...
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WO/2001/093366A1 |
An improved air cell, and the method of forming the air cell, is provided. The cell has a hydrophobic membrane laminated to an active layer using a high laminating force to produce a laminated air electrode with reduced air permeability....
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WO/2001/093351A1 |
A separator for a metal halogen cell which comprises a polyolefin having a viscosity average molecular weight of 350,000 to 2,000,000 and containing a polyolefin having a molecular weight of 1,000,000 or more in a content of 15t % to 80 ...
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