Coupling assemblies

Details Coupling assemblies Coupling assemblies

1975-02-19

1977-05-03

Callaghan, Thomas F.

Pipe joints or couplings

With assembly means or feature

Particular tool-engaging means or with tool

285104, 285238, 285340, F16L 1702

Patent

active

040210626

ABSTRACT:
A coupling assembly for connecting a conduit or tube to a member, comprising a retaining ring adapted to be fixed in a bore in the said member, a plurality of gripping teeth formed as extensions of the retaining ring and arranged to grip a conduit or tube inserted into the ring, and an unlocking ring fitting between the retaining ring and the conduit or tube and operable, on being pushed from outside, to spread the gripping teeth and thereby release the tube or conduit. The assembly is particularly useful for coupling rigid or semi-rigid plastics tubes to components of hydraulic or pneumatic installations.

REFERENCES:
patent: 1340785 (1920-05-01), McMullin
patent: 1817776 (1931-08-01), Sipe
patent: 2465197 (1949-03-01), Chatham
patent: 2635901 (1953-04-01), Osborn
patent: 3019284 (1962-01-01), Matthysse
patent: 3447819 (1969-06-01), Borsum et al.
patent: 3569903 (1971-03-01), Brishka
patent: 3653689 (1972-04-01), Sapy et al.
patent: 3879065 (1975-04-01), Kobayashi
patent: 3909046 (1975-09-01), Legris

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