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.

Date of Patent:
Jan. 29, 2008

Filed:

Feb. 04, 2004
Applicants:

Seiji Sugiura, Utsunomiya, JP;

Ryugo Suzuki, Nishiibaraki-gun, JP;

Narutoshi Sugita, Utsunomiya, JP;

Hiroyuki Tanaka, Utsunomiya, JP;

Takashi Kuwayama, Utsunomiya, JP;

Inventors:

Seiji Sugiura, Utsunomiya, JP;

Ryugo Suzuki, Nishiibaraki-gun, JP;

Narutoshi Sugita, Utsunomiya, JP;

Hiroyuki Tanaka, Utsunomiya, JP;

Takashi Kuwayama, Utsunomiya, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/00 (2006.01); H01M 2/02 (2006.01); H01M 2/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fuel cell includes a plurality of metal clip members for holding outer regions of first and second metal separators at a plurality of positions. Each of the metal clip member includes a side plate and first and second holding portions. The side plate is curved at opposite ends, and the first and second holding portions are extending from the opposite ends of the side plate. The first and second holding portions generates a predetermined elastic force for holding the first and second metal separators. The outer ends of the first and second metal separators are covered by insulating sections, and the insulating sections are held between the first and second holding portions so that the entire unit cell is tightened by the predetermined elastic force.


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