Patent ID: 9151419
Filing Date: 2015-10-06
Classification: F16L

Abstract:
1. A pipe coupling comprising: an annular seal disposed in an annular clamp housing, said annular clamp housing having an opening for inserting therein a pipe and comprising clamp members and a tightening element that fastens and tightens said clamp members towards each other in a direction transverse to a longitudinal length of said annular clamp housing so as to apply a radially-inward clamping force on a pipe inserted in said opening; a sealing member having a length which is parallel to a length of the pipe coupling, and an outer curved contour that presses against an inner diameter of said seal, said sealing member having a longitudinal row of mounting apertures for receiving therein mechanical fasteners; and at least one winged extension extending from an end of said sealing member bent inwards from said outer curved contour of said sealing member, and wherein said outer curved contour comprises a longitudinal crease.