Polymer electrolyte fuel cell stack

Details Polymer electrolyte fuel cell stack Polymer electrolyte fuel cell stack

2011-08-16

2011-08-16

Crepeau, Jonathan (Department: 1725)

Chemistry: electrical current producing apparatus, product, and

Fuel cell, subcombination thereof, or method of making or...

Grouping of fuel cells into stack or module

C429S437000, C429S508000

Reexamination Certificate

active

07998636

ABSTRACT:
A fuel cell stack comprising: a cell stack body having stacked single cells and a manifold for supplying or discharging a fluid to the stacked single cells, the single cell including a membrane electrode assembly and a separator sandwiching the membrane electrode assembly; an end plate stacked onto the cell stack body and having a through-hole along the stacking direction of the cell stack body; and a fluid tube body inserted detachably into the through-hole so as to pass through the end plate, the fluid tube body being connected to the manifold, wherein a part of the outer surface of the fluid tube body opposite to the inner surface of the through-hole is separated from the inner surface of the through-hole.

REFERENCES:
patent: 7541108 (2009-06-01), Kawabata et al.
patent: 2006/0134470 (2006-06-01), Kaye et al.
patent: 2009/0017355 (2009-01-01), Kawabata et al.
patent: 2009/0162717 (2009-06-01), Nakagawa et al.
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patent: 2008-293996 (2008-12-01), None
Japan Office action, dated Oct. 12, 2010 along with an english translation thereof.

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