Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Grouping of fuel cells into stack or module
Reexamination Certificate
2007-06-14
2010-12-14
Ryan, Patrick (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Fuel cell, subcombination thereof, or method of making or...
Grouping of fuel cells into stack or module
C429S452000, C429S467000
Reexamination Certificate
active
07851102
ABSTRACT:
A fuel cell system is provided including a fuel cell stack having a plurality of fuel cells disposed between a first end unit and a second end unit. The fuel cell system includes a compression retention system comprising a first sheet coupled to the first end unit and a second sheet coupled to the second end unit. A plurality of springs is disposed between the first sheet and the second sheet and is adapted to apply a compressive force to the fuel cell stack. The claimed invention includes methods for assembling the fuel cell system.
REFERENCES:
patent: 5484666 (1996-01-01), Gibb et al.
patent: 2005/0277012 (2005-12-01), Inagaki
patent: 08-045535 (1996-02-01), None
machine translation of JP 08-045535.
Andreas-Schott Benno
Fly Gerald W.
Migliore Thomas P.
Rock Jeffrey A.
Fraser Clemens Martin & Miller LLC
GM Global Technology Operations Inc.
Lee Cynthia
Miller J. Douglas
Ryan Patrick
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