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:
Oct. 02, 2012
Filed:
Jul. 30, 2007
Yasushi Sugawara, Osaka, JP;
Takayuki Urata, Hyogo, JP;
Junji Morita, Kyoto, JP;
Soichi Shibata, Osaka, JP;
Takahiro Umeda, Nara, JP;
Yasushi Sugawara, Osaka, JP;
Takayuki Urata, Hyogo, JP;
Junji Morita, Kyoto, JP;
Soichi Shibata, Osaka, JP;
Takahiro Umeda, Nara, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A fuel cell includes: cells (), each of which includes an electrolyte layer-electrode stack assembly () having a electrolyte layer () and a pair of gas diffusion electrodes () sandwiching a portion of the electrolyte layer () which portion is located on an inner side of a peripheral portion of the electrolyte layer (), an annular peripheral member disposed at the peripheral portion of the electrolyte layer (), a pair of electrically conductive separators (A,B) which sandwich the electrolyte layer-electrode stack assembly () and the peripheral member, and damage detecting wires (); and a fuel cell stack () formed by stacking the cells (), wherein: the damage detecting wires () are formed on components constituting the cell () other than the electrolyte layer-electrode stack assembly (); and the damage detecting wires () are connected to one another to form an open circuit by stacking the cells ().