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:
Sep. 16, 1986
Filed:
Aug. 23, 1982
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 13 ; 429 23 ;
Abstract
The disclosure is concerned with a fuel cell battery of an acidic electrolyte type, which comprises means for controlling the flow rate of an oxygen-containing gas, such as air, to be fed to an oxidant electrode of the fuel cell battery in a quantity to completely remove water that is formed on the oxidant electrode by the reaction between fuel and the oxidant from the oxidant electrode. The fuel cell battery prevents lowering of the battery performance due to accumulated water on the oxidant electrode. Also disclosed is means for removing the gas formed at the fuel electrode of the fuel cell from the fuel chamber.