Title:
GASKET
Document Type and Number:
Japanese Patent JP2022066671
Kind Code:
A
Abstract:
To ensure sealability while inhibiting misalignment between two bead parts contacting with each other.SOLUTION: A gasket 1 has a plate-like member lamination body and includes: a first metallic plate-like member 13 provided with a first bead part 130 which protrudes from one surface and is placed around the surface; and a second metallic plate-like member 12 which is laminated on the one surface side of the first plate-like member and provided with a second bead part 120 which protrudes from a facing surface facing the one surface in an opposite direction of a protruding direction of the first bead part to contact with the first bead part and is placed around the facing surface. A width W2 of a tip of the second bead part is shorter than a width W1 of a tip of the first bead part. The second bead part contacts with the first bead part in a state where the tip of the second bead part contacts with the tip of the first bead part in an area at the inner side relative to the width of the tip of the first bead part. Further, compression characteristics of the second bead part is the same level as compression characteristics of the first bead part.SELECTED DRAWING: Figure 7
Inventors:
SAITO TATSUYA
Application Number:
JP2020175155A
Publication Date:
May 02, 2022
Filing Date:
October 19, 2020
Export Citation:
Assignee:
NOK CORP
International Classes:
F16J15/08
Attorney, Agent or Firm:
Ippei Watanabe
Koike Shigeru
Yoshio Nagaoka
Takuhiro Kitao
Koike Shigeru
Yoshio Nagaoka
Takuhiro Kitao