About 119 results
https://drivepatents.com/patents/1079137 · 23 Mar 2005
A fuel cell assembly in accordance with a present invention includes at least one reactant path (134, 135, 136) that extends at least once around the perimeter of the inner region of the assembly and has an upstream end associated with the outer region of ...
https://drivepatents.com/patents/1079698 · 2 Mar 2005
A current collector (104) for a fuel cell stack (105) physically supports the fuel cell stack within a fuel cell (100) and one or more elements of the fuel cell stack are deposited on the current collector in thin layers Gases of the fuel cell flow to and ...
https://drivepatents.com/patents/1079713 · 2 Mar 2005
A polymer electrolyte fuel cell stack is provided with a plurality of unit cells, a gas supply manifold supplying reaction gases to each of the plurality of unit cells, a gas exhaust manifold through which the reaction gases are exhausted, and a pressure l...
https://drivepatents.com/patents/1079706 · 2 Mar 2005
A polymer electrolyte fuel cell is disclosed, comprising a MEA-gasket assembly including a MEA having a polymer electrolyte membrane, a pair of catalyst layers, and a pair of gas diffusion electrodes, and a pair of gaskets provided on peripheral portions o...
https://drivepatents.com/patents/1079616 · 2 Mar 2005
Disclosed is a fuel-cell power generation system including a fuel-cell power generator 100. The system comprises a power measurement section 230 for measuring an actual power-consumption value in a household appliance, a power-consumption estimation sectio...
https://drivepatents.com/patents/1079793 · 2 Mar 2005
An apparatus comprising: at least two plates aligned parallel to each other, each plate having a plurality of bolt apertures; a first resilient bead disposed on a portion of a surface of at least one of said plates; a second resilient bead disposed on a po...
https://drivepatents.com/patents/1080123 · 9 Feb 2005
A polymer electrolyte fuel cell comprises an electrolyte membrane-electrode assembly, a pair of conductive separator plates sandwiching the electrolyte membrane of the electrolyte membrane-electrode assembly, and a pair of sealing means sealing between the...
https://drivepatents.com/patents/1081222 · 29 Dec 2004
The fuel cell (1) has at least two bipolar plates (2.1,2.2) and a membrane-electrode unit (4) between the plates forming contact points (3), whereby the respective bipolar plate and the membrane-electrode unit are directly or indirectly electrically contac...
https://drivepatents.com/patents/1081986 · 1 Dec 2004
The cell has solid oxide fuel cell portions, each including an electrode formed on a full periphery of a cylindrical porous metal substrate (10) and a solid electrolytic layer formed on a full periphery of the electrode. Each cell portion has another elect...
https://drivepatents.com/patents/1081891 · 1 Dec 2004
The system has a fuel cell portion with unit cells each including paired electrodes and an electrolyte. A fuel tank stores fuel that is to be used in the cells. A control portion has a control device to control the fuel cell portion. The number of unit cel...