About 15 results
https://drivepatents.com/patents/1396457 · 6 May 2026
A fuel cell assembly includes a first bipolar plate, a second bipolar plate, and a diffusion-electrode assembly. A first top surface of the first plate includes a first seal protruding upwardly and a first raised feed channel adjacent the first seal and pr...
https://drivepatents.com/patents/1378551 · 12 Feb 2026
Aspects of the disclosure include a hydrogen fuel cell voltage monitor interface utilizing spring-loaded contacts and methods of using the same. An exemplary vehicle includes an electric motor and a fuel cell stack electrically coupled to the electric moto...
https://drivepatents.com/patents/1377804 · 1 Jan 2026
The present disclosure relates to an electrochemical device including a membrane electrode assembly, a first separator including a manifold part through which a reaction fluid is introduced or discharged, a flow path part spaced apart from the manifold par...
https://drivepatents.com/patents/1392869 · 30 Jul 2025
An exemplary embodiment of the present disclosure provides a separator for a fuel cell, which is stacked on a reaction layer including a membrane electrode assembly (MEA). The separator includes a plate body stacked on the reaction layer, a wave pattern pr...
https://drivepatents.com/patents/954557 · 6 Jan 2016
A gas passage forming body (31, 41) for a fuel battery (11) includes gas passages (32, 132) and water guide passages (33, 133). A communication passage (36, 136) is arranged between one of the water guide passages (33, 133) and a gas passage (32, 132) that...
https://drivepatents.com/patents/954532 · 6 Jan 2016
Gas flow channels (32, 132) are provided between protrusions (34, 134) arranged in parallel on a first surface of a partition wall (W) of a gas flow channel forming body, and water introduction channels (33, 133) are provided in valleys on the opposite sid...
https://drivepatents.com/patents/948778 · 30 Sep 2015
A fuel-cell single cell (C) for sandwiching a membrane/electrode assembly (1) between a pair of separators (2), and equipped with sealing members (S1, S2) for sealing gas channels (GC, GA) formed between the membrane/electrode assembly (1) and each of the ...
https://drivepatents.com/patents/966332 · 10 Dec 2014
The invention relates to a bipolar plate (12) for a fuel cell (10), wherein the bipolar plate (12) has two main surfaces (22) and forms elongated elevations (24) and channels (26) running therebetween on both main surfaces (22). At least one of the elevati...
https://drivepatents.com/patents/978604 · 12 Feb 2014
Provided is a fuel cell including: a membrane electrode assembly (30) formed by joining an anode (32) to one surface of an electrolyte membrane (31) and joining a cathode (33) to another surface of the electrolyte membrane (31); a frame body (20) formed in...
https://drivepatents.com/patents/988380 · 24 Jul 2013
A separator for fuel cell includes a corrugated portion formed to have a corrugated cross section where a first groove that is concave to a first surface to form a flow path for a first fluid on the first surface and a second groove that is concave to a se...