Sealing ring for sealing a pipe joint

Details Sealing ring for sealing a pipe joint Sealing ring for sealing a pipe joint

1990-12-14

1991-11-12

Shoap, Allan N.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277227, 285110, 285231, F16J 1502, F16L 2102

Patent

active

050642073

ABSTRACT:
A sealing ring for sealing in a pipe joint an annular space between a socket end and a spigot end introduced therein comprises an annular sealing portion (8) consisting of elastically yielding sealing material and a substantially annular reinforcing portion (10) consisting of a material which is rigid in relation to the elastically yieldable material, the sealing portion (8) and the reinforcing portion (10) being fixedly connected with each other at the connection surface (18). The outer surface (40) of the sealing ring has a surface portion which is of a shape corresponding to the shape of the connection portion as parallelly displaced in the axial direction of the ring. The invention also relates to a mould for manufacturing such a sealing ring by means of injection moulding.

REFERENCES:
patent: 4097076 (1978-06-01), Wackenreuther et al.
patent: 4173362 (1979-11-01), Glover et al.
patent: 4213619 (1980-07-01), Arlt et al.
patent: 4344461 (1982-08-01), Brunt et al.
patent: 4566704 (1986-01-01), Von Dongeren

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