Patent ID: 6719302
Filing Date: 2004-04-13
Classification: F16L

Abstract:
A pipe joint comprising:an outer pipe; an inner pipe inserted into said outer pipe, wherein one of said outer pipe and said inner pipe comprises an annular groove; and a gasket positioned within said annular groove and adapted to provide a seal between said outer pipe and said inner pipe, said gasket comprising: an annular gasket body formed of a resilient material, said gasket body having a centerline and including a base adapted to sealingly engage said groove; first and second projections running along the gasket body and extending away therefrom, and said first and second projections being located on opposed sides of the centerline; and an annular bore extending in said gasket body, said bore comprising a central region bridging first and second spaced apart lobes, said bore central region having a height dimension less than a height dimension of at least one of said first and said second spaced apart lobes, said bore being located in said gasket body such that it is bisected by said centerline thereof.