Bipolar plate for fuel cell comprising a connecting channel
US8105727B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 23, 2006 |
| Grant date | Jan 31, 2012 |
| Priority date | — |
| Expiry date | Jul 19, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention concerns a bipolar plate for fuel cell, of the type comprising a cathode bipolar half-plate and an anode bipolar half-plate attached to each other, each bipolar half-plate (1) consisting of a plate including in its central part an active region (2) and at its peripheral part a plurality of cut-outs (4) designed to form at least two oxidant boxes, at least two fuel boxes and at least two coolant boxes, the bipolar plate including at least one connecting channel between each peripheral cut-out and the active region. The invention is characterized in that each connecting channel of a peripheral cut-out with the active region consists of at least one rib (8) in a bipolar half-plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.