Hydrogen chamber enclosed fuel cell stack and related fuel cell shutdown operation
US8043759B2 · kind B2 · utility
2Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2008 |
| Grant date | Oct 25, 2011 |
| Priority date | — |
| Expiry date | Apr 28, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A product includes a fuel cell stack, and an enclosure apparatus sealingly enclosing the fuel cell stack to define a hydrogen chamber between the fuel cell stack and the enclosure apparatus. An operation of the product may include maintaining a positive pressure of hydrogen in the hydrogen chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.