Fuel cell separator and power generation cell
US10811700B2 · kind B2 · utility
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1References
6Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 4, 2018 |
| Grant date | Oct 20, 2020 |
| Priority date | — |
| Expiry date | Jan 11, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A first metal separator of a power generation cell includes an oxygen-containing gas supply passage extending through the first metal separator in a separator thickness direction, a passage bead formed around the oxygen-containing gas supply passage, and a plurality of tunnels protruding from a side wall of the passage bead and expanded in the separator thickness direction. The plurality of tunnels have the same shape in cross section of a root connected to the passage bead.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.