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. 07, 2001
Filed:
Aug. 17, 1999
Applicant:
Inventors:
Hideo Maeda, Tokyo, JP;
Kenro Mitsuda, Tokyo, JP;
Hisatoshi Fukumoto, Tokyo, JP;
Kazutoshi Kaneyuki, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/02 ; H01M 8/04 ;
U.S. Cl.
CPC ...
H01M 8/02 ; H01M 8/04 ;
Abstract
The long side of a rectangular first separator plate of a fuel cell is divided into n equal area smaller rectangular parts so that the long sides of the rectangular parts are not larger than 2,and not smaller than ½,the length of the short sides. Through holes pass through a stack of plates substantially at centers of the smaller rectangles. Bolts having an annular elastic member at one end pass through the through holes, and the stack is clamped together.