Separator for fuel cell and fuel cell

Details Separator for fuel cell and fuel cell Separator for fuel cell and fuel cell

2005-02-22

2005-02-22

Kornakov, M. (Department: 1746)

Chemistry: electrical current producing apparatus, product, and

With pressure equalizing means for liquid immersion operation

C429S006000, C429S006000

Reexamination Certificate

active

06858339

ABSTRACT:
A fuel-cell-use separator is provided with a current collector unit having an irregular shape in its cross-section in which grooved gas passages and/or cooling medium passages and protruding portions contacting a membrane electrode assembly are alternately formed continuously, and a circumferential portion formed on the periphery of the current collector unit, the current collector unit and the circumferential portion being formed by press forming a sheet of metal plate, and in this arrangement, a rib is formed on the circumferential portion.

REFERENCES:
patent: 5468573 (1995-11-01), Bregoli et al.
patent: 6358642 (2002-03-01), Griffith et al.
patent: 09-298064 (1997-11-01), None
patent: 2000-251902 (2000-09-01), None
patent: 2000-317531 (2000-11-01), None
patent: 2000-229932 (2001-08-01), None
Abstract, JP 10-241709, Sep. 11, 1998, Matsukawa Masanori et al.

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