Instant fittings for pipes and tubes

Details Instant fittings for pipes and tubes Instant fittings for pipes and tubes

1981-03-17

1984-02-14

Callaghan, Thomas F.

Pipe joints or couplings

With fluid pressure seal

With separate, encased pipe-gripping means

285169, 285249, 285323, F16L 2108

Patent

active

044312164

ABSTRACT:
The present invention relates to instant fittings for smooth, bare tubes, comprising a hollow body having a bore corresponding to the section of passage of the fluid and an inner housing in which is disposed the tube retaining means, said tube being held by an obturation and abutment means, mounted on the body at one of the ends of the housing on the side of the entry of the tube in the fitting. The housing which presents at least two successive bores encloses a locking element and a tube retaining member generally tubular in form, which are mounted to slide axially in said housing, said retaining member and said locking element comprising click means ensuring a tightening stress of the retaining member on the tube. The invention is used for the connection of tubes.

REFERENCES:
patent: 1394071 (1921-10-01), Driscoll
patent: 2047569 (1936-07-01), Loomis
patent: 2702202 (1955-02-01), Kaiser

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