Patent ID: 6182976
Filing Date: 2001-02-06
Classification: F16J

Abstract:
A metal gasket, comprising:a first beaded plate,a stopper plate constructed of an elastic metal,a first supporting plate arranged between said first beaded plate and said stopper plate;a second supporting plate arranged on a side of said first beaded plate opposite said stopper plate; anda third supporting plate arranged on a side of said stopper plate opposite said first beaded plate,wherein said first beaded plate and said stopper plate each have an opening corresponding to a cylinder hole of an engine for which said metal gasket is applied,wherein said stopper plate includes:an annular stopper formed by folding a portion of the elastic metal surrounding the circumference of said opening back toward an annular pressure receiver portion of said stopper plate and away from said opening; anda stepped portion formed at an outer periphery of said annular pressure receiver portion facing said stopper,wherein a spacer layer is formed between said stopper and said annular pressure receiver portion, said spacer layer formed by pattern printing with a heat-resistant and compression-resistant material, an outer peripheral end of said spacer layer arranged adjacent said stepped portion,wherein said first beaded plate includes:an annular bead projecting toward said stopper plate arranged outside the circumference of said opening and outside the periphery of said stepped portion; andan extended portion formed inside said annular bead and opposite said stopper.