Patent ID: 6438765
Filing Date: 2002-08-27
Classification: E03D

Abstract:
A toilet sealing ring adapter assembly for use in forming a connection to a sewer pipe, said sewer pipe having a generally horizontally oriented open mouth at an upper periphery of said sewer pipe, said sealing ring adapter assembly comprising:a rubber seal formed in a generally cylindrical configuration with a generally central passage having an interior surface that is cone shaped in configuration and is provided with a plurality of internal screw threads on said interior surface, said rubber seal having a generally cylindrical outer surface and being adapted to be positioned within said sewer pipe and resiliently deformable into engagement with an inner wall surface of said sewer pipe; and a toilet ring fabricated of one of metal and plastic in a generally cylindrical configuration and including a central aperture extending therethrough, said ring including an upper region and a lower region, said upper region including a generally circular ledge having an upper transverse generally planar surface, a plurality of elongated closet bolt receiving apertures formed in said ledge circumferentially spaced apart about said central aperture and a plurality of circumferentially spaced apart holes formed in said ledge, said lower region of said ring being formed to have a generally cone shaped portion including a plurality of external threads formed thereon and extending toward a lower end of said ring, said lower region of said ring being adapted to be threadedly engaged with said rubber seal whereby, upon rotation of said ring with respect to said rubber seal, said rubber seal is expanded radially into forcible engagement with said sewer pipe, and said central aperture is defined at least in part by a first cone shaped portion tapering inwardly from said upper planar surface toward said lower region and a second cone shaped portion extending from said lower end of said ring upwardly toward said first cone shaped portion of said central aperture and tapering outwardly from said lower end of said ring toward said first cone shaped portion of said central aperture.