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.:

US 7981564 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 19, 2011

Filed:

Jan. 12, 2007
Applicants:

Takashi Yamada, Ibaraki, JP;

Hiroyuki Eto, Ibaraki, JP;

Norikazu Komada, Ibaraki, JP;

Inventors:

Takashi Yamada, Ibaraki, JP;

Hiroyuki Eto, Ibaraki, JP;

Norikazu Komada, Ibaraki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A solid electrolyte fuel cell having a long service life includes a power generating cell having a fuel electrode laminated on one surface of a solid electrolyte and an air electrode laminated on the other surface, an air electrode current collector laminated in contact with the air electrode of the power generating cell and formed of a porous silver material or a silver-coated porous metal material, a fuel electrode current collector laminated in contact with the fuel electrode of the power generating cell, an air electrode-side separator having a silver-plated layer formed on its surface on the side contacting the fuel electrode current collector, a fuel electrode-side separator laminated in contact with the fuel electrode current collector, and air supply passage provided by being connected with the air electrode-side separator and a fuel supply passage provided by being connected with the fuel electrode-side separator, wherein a silver vapor supply unit is provided in the air supply passage to thereby supply silver vapor-containing air to the air electrode current collector.


Find Patent Forward Citations

Yamada, Takashi. (2011). Solid electrolyte fuel cell and operating method thereof (U.S. Patent No. 7981564). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7981564

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