US Patent 7832736 Gasket

A gasket commonly used for a plural kinds of objective members to be sealed, the objective members having the same outer shapes and differently figured plural bores to be sealed. The gasket comprises a metal base plate, a compound layer made of a synthetic resin or of a rubber material mixed with a fiber material, the compound layer being integrally laminated on at least one surface of the metal base plate, a plurality of openings commonly used for the differently figured bores, a plurality of bead structures of a chevron-type full-bead commonly used for the differently figured bores, the plurality of bead structures being provided around each of the opening, and a recessed groove portion formed along and opposite side to the bead structure, the recessed groove portion being formed with an auxiliary sealing portion at a crossing part or at a matching part of the recessed groove portion, into which a sealing material made of a rubber material or of a synthetic resin is to be filled, for commonly use of the gasket.