Separator passage structure of fuel cell

Details Separator passage structure of fuel cell Separator passage structure of fuel cell

2004-02-13

2008-12-23

Dove, Tracy (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

With pressure equalizing means for liquid immersion operation

Reexamination Certificate

active

07468217

ABSTRACT:
A fuel cell according to an embodiment of the invention includes a separator on which a gas passage groove is formed. A cross sectional area of a gas passage changes in a direction in which the gas passage groove extends, while each of an opening width of the gas passage groove and a depth of the gas passage groove remains substantially constant.

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German Office Action and English Translation of the Office Action.
Japanese Language Version of Japanese Office Action for Appln. No. JP2003-035273 issued Nov. 28, 2006.
English Language Translation of Japanese Office Action for Appln. No. JP2003-035273 issued Nov. 28, 2006.

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