Coupling for pressure hose

Details Coupling for pressure hose Coupling for pressure hose

1983-05-23

1985-11-12

Scanlan, Jr., Richard J.

Pipe joints or couplings

Nonmetal to metal

285190, 285257, 285243, 285272, 285319, 285322, F16L 3300

Patent

active

045523878

ABSTRACT:
A hose coupling having a threaded body and hose clamping fingers extending from the body, the body and the fingers being formed as a one piece unit in a single manufacturing operation the fingers being formed with a ridge around the exterior, and a separate slideable collar fitting around the fingers, and slideable along the finger so as to squeeze the fingers together when the collar is pressed towards the body, and releasing the fingers when the collar is pulled away from the body, the fingers having interior teeth, arranged to engage the surface of a hose, and bite into it when the fingers are squeezed together by the collar and at the transition between the fingers and the body, an interior sealing sleeve, of gradually reducing diameter, for making sealing engagement with the outer surface of the hose, when the hose is forced into the sleeve.

REFERENCES:
patent: 2179930 (1939-11-01), Harrington
patent: 3325194 (1967-06-01), Grawley
patent: 3375026 (1968-03-01), Szomatzky
patent: 3967838 (1976-07-01), Legris
patent: 4103941 (1978-08-01), Stoll
patent: 4225162 (1980-09-01), Dola
patent: 4288112 (1981-09-01), Stoll
patent: 4328979 (1982-05-01), Stoll

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