Bipolar plate

Details Bipolar plate Bipolar plate

2003-01-22

2008-07-29

Maples, John S (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

With pressure equalizing means for liquid immersion operation

C429S006000, C429S006000

Reexamination Certificate

active

07405017

ABSTRACT:
The present invention relates to bipolar plate (1) as well as to a fuel cell assembly (2). The bipolar plate comprises two outer surfaces (3a, 3b) which are electrically connected to one another, for the electrical contacting, as well as the discharge and supply of gases and/or fluids to the surfaces of the fuel cells which are adjacent to the outer surfaces. The bipolar plate comprises a frame (7) open in the central region as well as an inner part (3) arranged in the central reign, wherein the frame and the inner part are elastically connected to one another.

REFERENCES:
patent: 6869719 (2005-03-01), Hatoh et al.
patent: 2003/0235744 (2003-12-01), Pflaesterer
patent: 43 09 976 (1994-09-01), None
patent: 100 15 360 (2001-10-01), None
patent: 0 933 826 (1999-08-01), None
patent: 1 320 142 (2003-06-01), None
patent: 2 810 795 (2001-12-01), None
patent: 2810795 (2001-12-01), None
patent: WO-98/33221 (1998-07-01), None
International Search Report (4 pages), Aug. 2004.
Derwent English Abstract for FR 2 810 795, 2002, (no month).
Delphion English Abstract for EP 1 320 142, Jul. 2004.
Derwent English Abstract for DE 100 15 360 - 2001 - no month.
Delphion English Abstract for EP0620609B1 (which is a family member of DE 43 09 976 A1) (2 pages), Nov. 2004.

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