Pressurized coolant for stamped plate fuel cell without diffusion media in the inactive feed region
US7687182B2 · kind B2 · utility
6Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2005 |
| Grant date | Mar 30, 2010 |
| Priority date | — |
| Expiry date | Nov 16, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Clearance gaps in the inactive feed regions of a fuel cell stack are controlled by non-bonded, non-nested bipolar plates to provide reactant flow uniformity and pressure within fuel cells and fuel cell stacks utilizing nested bipolar plates in the active feed regions and non-nested bipolar plates in the inactive feed regions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.