Pipe having ridge on spigot and method of forming the ridge

Details Pipe having ridge on spigot and method of forming the ridge Pipe having ridge on spigot and method of forming the ridge

1996-02-27

1999-04-27

Knight, Anthony

Pipes and tubular conduits

Combined

With end structure

285374, 285415, F16L 2108

Patent

active

058968938

ABSTRACT:
A pipe having a ridge on the spigot and a method of producing such ridge. A ring having a circumferentially disposed split or splits is fitted in an annular groove formed in the outer periphery of the spigot, with the diameter of said ring being adjusted according to the tolerance of the outer diameter of the pipe. A pair of thin-walled portions formed on the circumferentially opposite ends of the ring defining the split are connected together by a connector or connectors operated from the outer peripheral side of the ring.

REFERENCES:
patent: 3861722 (1975-01-01), Kenyon
patent: 3861724 (1975-01-01), Spinner

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