Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shigeo Ogaki0
Katsunori Matsuki0
Masashi Himesaki0
Seiji Omura0
Akira Yasuki0
Date of Patent
June 29, 2010
Patent Application Number
10942818
Date Filed
September 17, 2004
Patent Primary Examiner
Patent abstract
A cylinder head gasket for sealing between a cylinder block and a cylinder head, composed of a composite base plate, the composite base plate comprising a core material plate and a compound layer formed on the front and back surfaces of the core material plate, the compound layer being formed by coating compound materials which contain a rubber and a fiber material. The cylinder head gasket is comprised of an annular groove which is formed by pressing the corresponding region around the cylinder bore of the compound layer, and a bead projecting from the surface of the compound layer which is formed by inserting the rubber material into the annular groove.
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