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:
Mar. 29, 2011
Filed:
Nov. 29, 2007
Jun Yamamoto, Tokyo, JP;
Satoshi Mogi, Yamato, JP;
Kazuyuki Ueda, Tokyo, JP;
Toru Nakakubo, Kawasaki, JP;
Akiyoshi Yokoi, Yokohama, JP;
Jun Yamamoto, Tokyo, JP;
Satoshi Mogi, Yamato, JP;
Kazuyuki Ueda, Tokyo, JP;
Toru Nakakubo, Kawasaki, JP;
Akiyoshi Yokoi, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
There is provided a fuel cell including a fuel cell unit having a membrane electrode assembly having catalyst layers provided on both surfaces of a polymer electrolyte membrane, the membrane electrode assembly being sandwiched between an oxidizer electrode and a fuel electrode; the fuel cell unit further including a gas diffusion layer laminated on the catalyst layer on a oxidizer electrode side; a flow path forming member provided on the gas diffusion layer; and a support member surrounding a portion where the gas diffusion layer comes into contact with the membrane electrode assembly; the support member being disposed in a position between the flow path forming member and the polymer electrolyte membrane, the position being opposed, with respect to the polymer electrolyte membrane, to a sealing material disposed on a side of the fuel electrode, for sealing the fuel electrode.