Fuel cell and its bipolar plate
US5616431A · kind A · utility
20Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 1995 |
| Grant date | Apr 1, 1997 |
| Priority date | — |
| Expiry date | Jan 25, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A bipolar plate is designed to provide a gas seal 16 around an electrode and gas seals 17a around fuel gas manifolds on the same plane and to separate the gas seal 16 and gas seals 17a around oxidant gas manifolds 4, 6 with hollowed parts on an anode electrode 25 side, and to provide the gas seal 16 and the gas seals 17b on a same plane and to separate the gas seal 16 and the gas seals 17a with hollowed parts on a cathode electrode 20 side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.