Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2005-09-06
2005-09-06
Maples, John S. (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C429S006000, C429S006000
Reexamination Certificate
active
06939639
ABSTRACT:
A fuel cell separator is pressed so that one side thereof defines a gas flow channel and that the other side thereof defines a coolant flow channel. A width dGand a cross-sectional area SGof the gas flow channel and a width dWand a cross-sectional area Swof the coolant flow channel satisfy a relationship: dG≧dWor a relationship: SG≧SW.
REFERENCES:
patent: 6365295 (2002-04-01), Matsukawa et al.
patent: 6858338 (2005-02-01), Sugiura et al.
patent: 2004/0137298 (2004-07-01), Sugiura et al.
patent: (A) 59-31568 (1984-02-01), None
patent: (A) 2000-228207 (2000-08-01), None
Asai Yasuyuki
Hibino Kouetsu
Inagaki Toshiyuki
Kajio Katsuhiro
Niimi Haruhisa
Kenyon & Kenyon
Maples John S.
Toyota Jidosha & Kabushiki Kaisha
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