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:
Jul. 27, 2004
Filed:
Sep. 06, 2001
Applicant:
Inventors:
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/18 ;
U.S. Cl.
CPC ...
H01M 8/18 ;
Abstract
A fuel cell system comprises a medium-circulating passage for supplying, in a circulating manner, a temperature-adjusting medium to a fuel cell stack, and first and second temperature sensors for detecting medium temperatures at a temperature-adjusting medium inlet and a temperature-adjusting medium outlet. The medium-circulating passage is provided with a pump for circulating the medium, a heater for heating the medium, a radiator for cooling the medium, a bypass passage for bypassing the radiator, and first through third opening/closing valves for selectively supplying the temperature-adjusting medium to the radiator and the bypass passage.