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.

Date of Patent:
Jul. 29, 2003

Filed:

May. 21, 2002
Applicant:
Inventors:

Michio Horiuchi, Nagano, JP;

Shigeaki Suganuma, Nagano, JP;

Misa Watanabe, Nagano, JP;

Shuji Yamazaki, Nagano, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/02 ; H01M 8/10 ; H01M 8/12 ; H01M 8/24 ; H01M 4/86 ;
U.S. Cl.
CPC ...
H01M 8/02 ; H01M 8/10 ; H01M 8/12 ; H01M 8/24 ; H01M 4/86 ;
Abstract

A fuel cell comprising a container having a gas inlet and a gas outlet, and a multi-element stack contained in the container and made up of two or more elements for the fuel cell, the element comprising an electrolyte layer, a cathode layer, and an anode layer, with the electrolyte layer being interposed between the cathode and anode layers, and a mixed gas of a fuel gas and an oxygen-containing gas being fed to the fuel cell from the gas inlet, wherein the multi-element stack is formed of the elements stacked in such a manner that the cathode layer of one element is in direct contact to the anode layer of another element, and each of the electrolyte, cathode, and anode layers has a passage through which the mixed gas passes. A multi-element stack for such a fuel cell is also disclosed.


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