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:
Jan. 27, 2004
Filed:
Dec. 04, 2000
Applicant:
Inventors:
Stefan Boneberg, Beuren, DE;
Martin Schüssler, Ulm, DE;
Assignee:
Ballard Power Systems AG, Kirchheim/Teck-Nabern, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/12 ;
U.S. Cl.
CPC ...
H01M 8/12 ;
Abstract
A fuel cell system includes a polymer electrolyte membrane fuel cell unit having a cooling circuit and an evaporator having at least one evaporation chamber for evaporation of a medium in the fuel cell system and at least one heat-transfer chamber which thermally communicates with the evaporation chamber. The heat-transfer chamber is a part of the cooling circuit of the fuel cell unit.