Quick release hose coupling

Details Quick release hose coupling Quick release hose coupling

1982-09-30

1985-09-17

Callaghan, Thomas F.

Pipe joints or couplings

Essential catch

285308, F16L 3712

Patent

active

045416575

ABSTRACT:
A hose coupling having a spigot member to be inserted into a socket in the body of the coupling. The member having a pair of legs diverging from a base forming a circumferential portion of the body. The legs engage in a circumferential groove in the spigot, so that by pressing on the circumferential portion the legs diverge to release the spigot.

REFERENCES:
patent: 1096690 (1914-05-01), Derbyshire
patent: 1369687 (1921-02-01), Martin
patent: 1513710 (1924-10-01), Lewis
patent: 2023428 (1935-10-01), Liebhardt
patent: 3428340 (1969-02-01), Pelton
patent: 3527485 (1970-09-01), Goward et al.
patent: 3753582 (1973-08-01), Graham
patent: 3948547 (1976-04-01), Gache
patent: 4244608 (1981-01-01), Stuemky
patent: 4331177 (1982-05-01), Makishima

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