Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2005-02-15
2005-02-15
Tsang-Foster, Suzy (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C180S068500
Reexamination Certificate
active
06855448
ABSTRACT:
A cell stack, in which a plurality of cell units are stacked, is accommodated in a case which has a bottom plate, a first side plate, a second side plate, and a ceiling plate. End plates are arranged at both open ends of the case. The case and the end plates are connected to one another by a hinge mechanism in which pins are engaged into through-holes of tab sections to provide a fuel cell stack.
REFERENCES:
patent: 6562506 (2003-05-01), D'Aleo et al.
patent: 07-249426 (1995-09-01), None
patent: 07-335243 (1995-12-01), None
patent: 09-092324 (1997-04-01), None
patent: 2000-48850 (2000-02-01), None
patent: 2000-299121 (2000-10-01), None
Kikuchi Hideaki
Sugiura Seiji
Wariishi Yoshinori
Lahive & Cockfield LLP
Laurentano, Esq Anthony A.
Tsang-Foster Suzy
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