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:
Jun. 29, 2010
Filed:
Sep. 17, 2004
Katsunori Matsuki, Okayama, JP;
Masashi Himesaki, Shizuoka, JP;
Shigeo Ogaki, Toyota, JP;
Seiji Omura, Toyota, JP;
Akira Yasuki, Toyota, JP;
Katsunori Matsuki, Okayama, JP;
Masashi Himesaki, Shizuoka, JP;
Shigeo Ogaki, Toyota, JP;
Seiji Omura, Toyota, JP;
Akira Yasuki, Toyota, JP;
Uchiyama Manufacturing Corp., Enami, Okayama-shi, Okayama, JP;
U-Sun Gasket Corporation, Oyamachoisshiki, Sunto-gun, Shizuoka, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-cho, Toyota-shi, Aichi, JP;
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.