Patent ID: 6746020
Filing Date: 2004-06-08
Classification: F02F,F16J,Y10S

Abstract:
A metal gasket comprising at least one metal base plate, said metal base plate including an aperture for receiving a bolt and a bolt engaging piece having a projecting end projecting into the aperture to contact a bolt, the projecting end of the bolt engaging piece extending into the aperture so that the diameter of the aperture is smaller than the outer diameter of a bolt to be positioned therethrough and greater than the inner diameter of a bolt to be positioned therethrough, said metal base plate including an assistant piece which is monolithic with said bolt engaging piece for enabling removal of said metal gasket from between an exhaust manifold and a cylinder head of an internal combustion engine, said assistant piece having an assistant piece end projecting outwardly from said metal base plate, said assistant piece end defining a portion of an outer edge of said metal base plate.