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:
Jan. 05, 2021
Filed:
Jul. 17, 2018
Honda Motor Co., Ltd., Tokyo, JP;
Yu Tomana, Wako, JP;
Kentaro Ishida, Wako, JP;
HONDA MOTOR CO., LTD., Tokyo, JP;
Abstract
A first metal separator of a power generation cell includes an oxygen-containing gas flow field extending along an electrode surface of a membrane electrode assembly, an oxygen-containing gas supply passage connected to the oxygen-containing gas flow field and extending through the first metal separator in a separator thickness direction, and a passage bead formed around the oxygen-containing gas supply passage and protruding in the separator thickness direction. A water drainage channel configured to connect an inner space of the passage bead with the oxygen-containing gas supply passage is provided at a lower portion of the passage bead.