Patent · US Active

Fuel cell stack

US8790843B2 · kind B2 · utility

1Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 24, 2008
Grant dateJul 29, 2014
Priority date
Expiry dateMar 12, 2029

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A fuel cell stack includes a plurality of membrane electrode assemblies (MEAs) and a stamped metal separator. The metal separator is positioned between the membrane electrode assemblies. The separator includes at least one channel on both surfaces of the separator formed by a stamping process. The separator comprises a plurality of holes, each of which form a manifold communicating with each the channels.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.