About 51 results
https://drivepatents.com/patents/1016208 · 26 Jan 2011
A fuel cell separator of the present invention is a plate-shaped fuel cell separator including a reaction gas supply manifold hole (21), a reactant gas discharge manifold hole (22), a groove-shaped first reactant gas channel (131), and one or more groove-s...
https://drivepatents.com/patents/1068730 · 29 Mar 2006
A fuel cell (1) rotates on bearings. A first non-positive link (9,10) is set up between the fuel cell and a motor (12). Energy can be transferred from the motor onto the fuel cell via the first non-positive link, so that the fuel cell can be made to rotate...
https://drivepatents.com/patents/1073641 · 28 Sep 2005
A solid polymer electrolyte fuel cell is disclosed wherein a first gas diffusion layer, having a fuel electrode formed on an electrolyte membrane at one side thereof, and a second gas diffusion layer, having an oxidizer electrode formed on the electrolyte ...
https://drivepatents.com/patents/1075738 · 20 Jul 2005
A fuel cell stack (1) housed in a case (2) generates power according to supply of hydrogen gas to a hydrogen gas passage (111) formed inside the case. The hydrogen gas passage (111) is sealed by a seal member (107). The case (2) is ventilated by a ventilat...
https://drivepatents.com/patents/1080650 · 19 Jan 2005
A flow field pattern for separator plates of a fuel cell system is disclosed. The separator plate is formed with a gas inlet port at a first edge, a gas outlet port at a second edge, and a plurality of gas channels at a first surface. A first guide channel...
https://drivepatents.com/patents/1083066 · 20 Oct 2004
For the purpose of avoiding deterioration or instability of fuel cell performance caused by mist mixed into a supply gas in part of a separator plate, the present invention provides a polymer electrolyte fuel cell consisted of a cell stack including hydrog...
https://drivepatents.com/patents/1084707 · 25 Aug 2004
A fuel cell stack which comprises a plurality of unit fuel cells (1) laminated via separators (4), and is connected to external resistors (6) each allowing a feeble current to flow to each unit fuel cell (1), whereby such problems as an open-circuit voltag...
https://drivepatents.com/patents/1085195 · 4 Aug 2004
The system comprises a solid high polymer fuel cell to which hydrogen gas generated by a hydrogen generator 11 by electrolyzing the demineralized water is provided. A cell stack 30 includes a flowmeter 14, a hot air nozzle 15, a spray nozzle 16, a water se...
https://drivepatents.com/patents/1085208 · 4 Aug 2004
A fuel cell stack (10) includes at least one fuel cell unit (20) and a number of interconnects (22) defining at least two openings (24) and including at least one flow field (34) for flowing a reagent. Each opening defines a respective fuel manifold (25), ...
https://drivepatents.com/patents/1085362 · 28 Jul 2004
A gasket assembly for gas channels of a fuel cell stack is disclosed. A central part of a bipolar plate of the fuel cell stack is formed with a plurality of channels which is connected to a gas passage via a collective channel and a plurality of communicat...