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:
Oct. 27, 2020
Filed:
Dec. 11, 2017
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Hiroki Okabe, Mishima, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Abstract
A fuel cell stack includes a plurality of cells laminated. Each of the cells includes: a membrane electrode gas diffusion layer assembly; an insulating member; a first separator including a first gas passage and a first refrigerant passage; first, second, and third manifolds penetrating through the insulating member and the first separator such that a first gas, a second gas, and a refrigerant circulate through the first, second, and third manifolds, respectively; and a second separator including a second gas passage and a second refrigerant passage and configured to sandwich the membrane electrode gas diffusion layer assembly and the insulating member together with the first separator. In the each of the cells, the insulating member includes a first communication portion, a second communication portion, and a third communication portion, and the first separator has a communication opening via which the third communication portion communicates with the first refrigerant passage.