Bipolar plate with microgrooves for improved water transport
US8277986B2 · kind B2 · utility
0Cited by
5References
45Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2007 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | Feb 16, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49108
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
One embodiment of the invention comprises a fuel cell bipolar plate comprising a substrate comprising a first face, a reactant gas flow field defined in the first face, the reactant gas flow field comprising a plurality of lands and channels, and a plurality of microgrooves formed in the first face.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.