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:
Dec. 21, 2010
Filed:
Feb. 21, 2006
Applicants:
Tomoichi Kamo, Naka, JP;
Kenichi Souma, Mito, JP;
Inventors:
Tomoichi Kamo, Naka, JP;
Kenichi Souma, Mito, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2006.01); H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a fuel cell having an anode to oxidize liquid fuel, a cathode to reduce oxygen, and a solid polymer electrolyte membrane formed between said anode and said cathode, wherein: a porous body, which faces the porous anode, having continuous micro pores which form a liquid fuel feed channel by capillary force and continuous micro pores which do not have liquid retentivity is used; and the liquid fuel is supplied by the capillary negative pressure generated at the anode.