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. 09, 2021
Filed:
Apr. 15, 2019
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Takuya Kurihara, Miyoshi, JP;
Nobuaki Nonoyama, Chiryu, JP;
Kenji Sato, Kasugai, JP;
Sachio Okada, Sunto-gun, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
Stacked unit cellsof a fuel cell each comprise a membrane electrode assembly, a pair of gas separatorsand, and a first sealing portionprovided between the pair of gas separators. The fuel cell further comprises a second sealing portion provided between adjacent ones of the unit cells, a first manifold in which reaction gas flows, and a second manifold in which a coolant flows. One of the first sealing portion and the second sealing portion is an adhesive sealing portion, and another one of the first sealing portion and the second sealing portion is formed of a gasket. The adhesive sealing portion and the gasket are provided along the outer circumference of the manifold, in the fuel cell as viewed in a stacking direction. The gasket and the adhesive sealing portion are arranged in this order from a side closer to the manifold.