Patent ID: 7350833
Filing Date: 2008-04-01
Classification: F16L

Abstract:
1. A flanged joint system connecting first and second pipes disposed along a common axis, comprising: a) a first flange terminating said first pipe and a second flange terminating said second pipe, each of said flanges being generally circular and having a flange outside diameter and a mating surface, said pipes being oriented such that said mating surfaces are substantially perpendicular to said common axis and in facing, parallel relationship; b) a gasket assembly comprising: c) a clamp means for urging said flanges together axially, whereby said deformable annular sealing member is compressed to a preselected extent, the compression being restricted by abutment of said axial surfaces of said retaining ring with said mating surfaces of said flanges; and wherein said retaining shoulder and said sealing shoulder portion provide an angulated step engagement.