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:
Mar. 07, 1989
Filed:
Jul. 06, 1987
Tsunekazu Udagawa, Ichikawa, JP;
Yoshio Yamada, Koshigaya, JP;
Ishikawa Gasket Co., Ltd., Tokyo, JP;
Abstract
A steel laminate type cylinder head gasket is installed in an engine with an auxiliary combustion chamber. The gasket comprises a first plate and at least one second plate situated adjacent to the first plate. The first plate is provided with at least one curved first bead situated adjacent to and at a predetermined distance away from a curved outer line corresponding to a part of a contour of a mouth plate situated above the gasket, a second bead situated adjacent to and at a predetermined distance away from an inner line corresponding to a part of a contour of a cylinder bore, and a plurality of third beads disposed at a predetermined distance away from each other. The second bead intercrosses the first bead. The third beads are arranged so that the third beads are in order situated away from the inner line and intercept the first bead.