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:
Nov. 21, 2006
Filed:
Feb. 13, 2003
Shugo Kondo, Utsunomiya, JP;
Shugo Kondo, Utsunomiya, JP;
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention provides a ventilation apparatus for a fuel cell system, reliably performs ventilation of the fuel cell box after shutting down the operation of the fuel cell (when ignition is off), comprising a fuel cell boxhousing a fuel cell, an extractor fanfor performing ventilation of the fuel cell box, an auxiliary batterywhich can drive the extractor fan, a capacitorwhich can drive the vehicle drive motorand which can also drive extractor fan, a state detectorwhich detects the status of the auxiliary battery, and an ECUconnected to the state detectorto thereby determine the status of the auxiliary battery, wherein the capacitordrives the extractor fanunder the control of the ECU