Patent ID: 6957815
Filing Date: 2005-10-25
Classification: F16J

Abstract:
1. A multi-layer gasket comprising: a stopper layer having first and second substantially parallel surfaces, and at least one aperture extending between the first and second surfaces, the aperture bounded by a folded-over portion of the stopper layer extending onto the first surface of the stopper layer; a sealing layer facing the first surface of the stopper layer; and a non-metallic bead applied to the first surface of the stopper layer adjacent an outside edge of the folded-over portion of the stopper layer, said non-metallic bead having a height greater than the thickness of the folded-over portion of the stopper layer, wherein said bead is formed of a non-elastomeric material; and, wherein said layers are metal, and the sealing layer facing said first surface contains a metal bead, and at least a portion of said metal bead overlaps said non-metallic bead and said folded-over portion. .