Patent ID: 9261192
Filing Date: 2016-02-16
CPC Classification: F16J

Claim Text:
1. A cylinder head gasket, comprising: a cylinder head-side main member, a cylinder block-side main member, and middle members that are sandwiched between the cylinder head-side main member and the cylinder block-side main member; the middle members being composed of a first middle member and a second middle member that is separated and distinct from the first middle member, the first middle member being a metal plate that includes cylinder hole rim portions encircling cylinder holes to a particular width, latching tangs that project outward from a periphery of the cylinder hole rim portions, and beads surrounding the cylinder holes being formed in the cylinder hole rim portions, the metal plate either forming separated items, one at each cylinder hole, or else forming an integrated item connected between the cylinder holes, the first middle member being latched by the latching tangs being inserted and bent into latching holes either in the cylinder head-side main member or in the cylinder block-side main member, the second middle member being a metal plate that is disposed on the outside of the latching tangs of the first middle member and has an oil hole and a bolt hole, and the thickness of the first middle member being greater than that of the second middle member.