Patent · US Expired

Unit cell for solid electrolyte type fuel cell and related manufacturing method

US7074513B2 · kind B2 · utility

1Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 2002
Grant dateJul 11, 2006
Priority date
Expiry dateJun 16, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A unit cell for a solid electrolyte type fuel cell is provided with a fuel electrode, an air electrode making a pair with the fuel electrode, a solid electrolyte interposed between the fuel electrode and the air electrode, a porous metallic base body disposed on at lease one of a surface of the fuel electrode on the far side from the solid electrolyte and a surface of the air electrode on the far side from the solid electrolyte such that the fuel electrode, the electrolyte, and a plurality of concave portions formed in the porous metallic base body so as to extend, in a laminating direction in which the fuel electrode, the electrolyte, the air electrode and the porous metallic base body are laminated, from a surface of the porous metallic base body.

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