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:
Nov. 13, 2012
Filed:
Oct. 23, 2009
Shiro Tanaka, Yokohama, JP;
Shiro Tanaka, Yokohama, JP;
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Abstract
A polymer electrolyte fuel cell () includes: a polymer electrolyte membrane (); an electrode catalyst layer () provided on one surface of the polymer electrolyte membrane (); a separator () having electrical conductivity, and shielding gas; and an electrode member () interposed between the electrode catalyst layer () and the separator () and constituting an electrode together with the electrode catalyst layer (). The electrode member () includes: first contact portions () in direct contact with the electrode catalyst layer (); second contact portions () in direct contact with the separator (); and gas diffusion paths () through which the gas flows. The electrode member () is provided with a large number of pores () formed therein, and constituted by a plate member () having electrical conductivity and bent into a wave shape.