Title:
SEPARATOR-FITTED SINGLE FUEL CELL, AND FUEL CELL STACK
Document Type and Number:
WIPO Patent Application WO/2015/064067
Kind Code:
A1
Abstract:
Provided are a separator-fitted single fuel cell, and a fuel cell stack, wherein the junction and the seal between the single fuel cell and the separator has improved reliability. The separator-fitted single fuel cell is provided with a single fuel cell, a plate-shaped metallic separator, a joining part for joining the single fuel cell and the metallic separator, and a sealing part. The plate-shaped metallic separator has through-holes. The joining part is constituted from a brazing material containing Ag, and has an extruded portion protruding toward the through-hole side, from in-between the single fuel cell and a first main side of the metallic separator. In reference to the single fuel cell, the extruded portion is lower in height than the second main side. The sealing part comprises a sealing material containing glass, is disposed throughout the periphery along the through-holes of the metallic separator, covering the extruded portion and a portion of the second main side.
Inventors:
KURIBAYASHI MAKOTO (JP)
OKUYAMA YASUO (JP)
IKEDA ETSUYA (JP)
OKUYAMA YASUO (JP)
IKEDA ETSUYA (JP)
Application Number:
PCT/JP2014/005383
Publication Date:
May 07, 2015
Filing Date:
October 23, 2014
Export Citation:
Assignee:
NGK SPARK PLUG CO (JP)
International Classes:
H01M8/02; H01M8/12
Foreign References:
| JP2009009802A | 2009-01-15 | |||
| JP2000331692A | 2000-11-30 | |||
| JP2008293843A | 2008-12-04 | |||
| JP2004319286A | 2004-11-11 | |||
| JPH0346690A | 1991-02-27 |
Other References:
See also references of EP 3065208A4
Attorney, Agent or Firm:
AOKI, Noboru et al. (JP)
Aoki 昇 (JP)
Aoki 昇 (JP)
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