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. 29, 2020
Filed:
Aug. 08, 2018
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Makoto Takeyama, Toyota, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A fuel cell system includes: a fuel cell; an air passage including an air supply passage and an air exhaust passage; an air inlet valve configured to open and close the air supply passage; an air outlet valve configured to open and close the air exhaust passage; a hydrogen gas passage including a hydrogen gas supply passage and a hydrogen gas exhaust passage; a hydrogen gas inlet valve configured to open and close the hydrogen gas supply passage; a hydrogen gas outlet valve configured to open and close the hydrogen gas exhaust passage; a hydrogen gas pressure sensor configured to obtain a pressure of gas in the hydrogen gas passage disposed downstream of the hydrogen gas inlet valve and upstream of the hydrogen gas outlet valve; and a controller.