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Patent Searching and Data


Title:
GASKET
Document Type and Number:
WIPO Patent Application WO/2018/163642
Kind Code:
A1
Abstract:
Provided is a gasket formed by coating rubber on both sides of a metal plate. In order to suppress stress mitigation, the gasket is provided with: a base (111) comprising a flat plate-like metal member; and a seal section (121) having as a base body a seal base (124) comprising a flat plate-like metal member which is formed to have a smaller thickness than the base (111) and which has a rubber-like elastic material layer (123) laminated on a surface of the metal member. The seal section (121) is provided with a bead (125) having a bent shape. The base (111) and the seal base (124) are positioned on the same plane after forming the base (111) and the seal section (121) into, for example, annular shapes having different diameters, and the base (111) and the seal section (121) are connected by a connection section (131) while the bead (125) protrudes from a plane containing at least one surface of the base (111).

Inventors:
TANJI ISAO (JP)
NAKAOKA SHINYA (JP)
Application Number:
PCT/JP2018/002384
Publication Date:
September 13, 2018
Filing Date:
January 26, 2018
Export Citation:
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Assignee:
NOK CORP (JP)
International Classes:
F16J15/08
Foreign References:
JPS4851159A1973-07-18
JP2002005291A2002-01-09
JP2008175233A2008-07-31
JPH08210509A1996-08-20
JP2012219818A2012-11-12
JP2007327576A2007-12-20
JP2007146961A2007-06-14
Other References:
See also references of EP 3594537A4
Attorney, Agent or Firm:
KIRIYAMA Hiroshi et al. (JP)
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