Patent ID: 7354073

Claim:
A pipe joint comprising: a push ring having a tapered receptacle and fitted to a junction pipe; a pipe joint main body having a tapered receptacle and fitted to the junction pipe, said tapered receptacle of the pipe joint main body facing the tapered receptacle of the push ring; a clamp clamping the push ring and the pipe joint main body by moving the push ring toward the pipe joint main body; a packing ring disposed between the pipe joint main body and the junction pipe and elastically fitted in the tapered receptacle of the pipe joint main body against an outer surface of the junction pipe; an anti-slip ring disposed at the tapered receptacle of the push ring and being in contact with the outer surface of the junction pipe, said anti-slip ring being cleaved at one position; an elastic member disposed between the push ring and the packing ring and pressing the anti-slip ring toward the tapered receptacle of the push ring and the outer surface of the junction pipe; and a spacer disposed between the packing ring and the elastic member and abutting against an inner peripheral surface of the tapered receptacle of the pipe joint main body, wherein the spacer is provided with a protrusion contacting and moving along an inner periphery of the tapered receptacle of the push ring to press, the anti-slip ring against the outer surface of the junction pipe.