Title:
METAL SEPARATOR FOR FUEL CELL, JOINT SEPARATOR, AND POWER GENERATION CELL
Document Type and Number:
Japanese Patent JP2021012827
Kind Code:
A
Abstract:
To provide a metal separator for fuel cell comprising a bead seal in which a seal function is hardly deteriorated by preventing deformation of a seal surface of the bead seal, a joint separator, and a power generation cell.SOLUTION: Bead seals 45 and 47 of a metal separator for a fuel cell 14, structuring a power generation cell 10 laminated with an electrolyte film and an electrode structure 12, include: first inclination parts 52a, 53a, 62a, and 63a which are gently relatively inclined to a base plate part 15a in an initial state where it is not compressed to a lamination direction; and second inclination parts 52b, 53b, 62b, and 63b which are provided between the first inclination parts 52a, 53a, 62a, and 63a and the base plate part 15a, and are sharply inclined more than the first inclination parts 52a, 53a, 62a, and 63a.SELECTED DRAWING: Figure 4
Inventors:
OMORI MASARU
OKUBO TAKURO
OKUBO TAKURO
Application Number:
JP2019126964A
Publication Date:
February 04, 2021
Filing Date:
July 08, 2019
Export Citation:
Assignee:
HONDA MOTOR CO LTD
International Classes:
H01M8/0276; H01M8/0206; H01M8/0267
Domestic Patent References:
| JP2018133337A | 2018-08-23 |
Foreign References:
| US20090197147A1 | 2009-08-06 | |||
| US20090239128A1 | 2009-09-24 |
Attorney, Agent or Firm:
Takehiro Chiba
Toshiyuki Miyadera
Takayuki Chima
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi
Toshiyuki Miyadera
Takayuki Chima
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi