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:
Oct. 11, 2011
Filed:
Oct. 05, 2010
Kishou Yasuda, Tokyo, JP;
Kishou Yasuda, Tokyo, JP;
Ishikawa Gasket Co., Ltd., Minato-Ku, Tokyo, JP;
Abstract
A cylinder head gasket is installed in an open-deck engine. The cylinder head gasket includes a first metal plate, a second metal plate having an inner portion disposed on a folded portion of the first metal plate and an outer portion outside the folded portion, an annular bead plate, and an intermediate plate provided between the outer portion of the second metal plate and a base portion of the first metal plate and having a half bead extending from an inner periphery of the inner end portion toward the base portion of the first metal plate. A cylindrical portion of the open-deck engine has a thickness partly changing between inner and outer peripheries thereof. The inner periphery of the intermediate plate is located on the cylinder portion along the outer periphery, a distance of the outer periphery from the inner periphery changing according to the thickness of the cylindrical portion.