Patent ID: 9631746
Date: 2017-04-25
CPC Classifications: F16L,Y10T

Claim:
1. A method of coupling first and second pipe elements in end-to-end facing relationship comprising: obtaining a coupling, the coupling including slipping the coupling onto the first pipe element; aligning the second pipe element in end-to-end facing relationship with the first pipe element; engaging each fastener with the at least one fastener hole of each segment to bring each segment into contact with an outer surface of each of the first and second pipe elements; and deforming each segment around the outer surfaces of the first and second pipe elements to reduce a radius of each segment wherein deforming each segment aligns the tongue outer surface of each tongue with the groove shoulder surface of a one of each groove and positions the tongue outer surface of each tongue parallel and flush to the groove shoulder surface of a one of each groove.