The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 16, 2011
Filed:
Mar. 26, 2010
Toshihiro Matsumoto, Osaka, JP;
Yoko Yamamoto, Osaka, JP;
Takashi Morimoto, Osaka, JP;
Mitsuo Yoshimura, Kyoto, JP;
Kenji Arai, Osaka, JP;
Yoshiki Nagao, Osaka, JP;
Toshihiro Matsumoto, Osaka, JP;
Yoko Yamamoto, Osaka, JP;
Takashi Morimoto, Osaka, JP;
Mitsuo Yoshimura, Kyoto, JP;
Kenji Arai, Osaka, JP;
Yoshiki Nagao, Osaka, JP;
Panasonic Corporation, Osaka, JP;
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.