Patent ID: 6550778
Filing Date: 2003-04-22
Classification: F16J

Abstract:
An axial face seal including a sealing ring; said sealing ring comprising:(a) an axially extending supporting leg having (1) an outer conical circumferential surface for supporting an annular elastic roll body thereon; (2) an inner circumferential surface defining, together with said outer conical circumferential surface, a thickness of said supporting leg; and (3) an axial end; (b) a radially extending sealing leg adjoining said supporting leg; said sealing leg having (1) a collar projecting radially beyond said inner circumferential surface of said supporting leg and away from said thickness; the radially projecting collar of said sealing leg having an outer circumference constituting an inner circumference of said sealing ring; and (2) an outer radial sliding surface being remote from said axial end of said supporting leg; and (c) a reinforcing rib provided on said projecting collar of said sealing leg and on said inner circumferential surface of said supporting leg; said reinforcing rib extending from said outer circumference of said projecting collar of said sealing leg to said axial end of said supporting leg.