Patent ID: 6106029
Filing Date: 2000-08-22
Classification: F16L

Abstract:
A pipe coupling for joining plain end pipe and including:a middle ring adapted to receive at least one pipe end to be coupled;an annular elastomeric gasket located to be intervening between an end of said middle ring and a pipe end received in said middle ring;a restraining unit including a plurality of individual arcuately spaced gripper segments located axially juxtaposed to said gasket and supported on said restraining unit so as to afford a floating relation with respect to the outer wall of a received pipe end and an annular ring having a plurality of radial slots defined arcuately spaced about the periphery of said ring with each of said gripper segments being slideably received radially within one of said ring slots;each of said gripper segments having an arcuate flange laterally secured to an end face of said gripper segment with each of said flanges being slidably received within a radial slot of said restrainer ring for effecting said segment support; anda follower about a distal end of said middle ring and including a plurality of fastener elements which when tightened advance the follower toward the middle ring to concomitantly cause said gripper segments to effect a restraining grip of a received pipe end while compressing said gasket into a sealing relation about the pipe end thereat.