Connection coupling

Details Connection coupling Connection coupling

1986-09-10

1987-08-18

Husar, Cornelius J.

Pipe joints or couplings

Nonmetal to metal

Internal member

285252, 285174, 24270, F16L 3312

Patent

active

046872345

ABSTRACT:
The present invention relates to a connection coupling for fixing thin-walled hoses on a hose nipple. In the outer circumference of the hose nipple is formed an annular groove into which is pressed the hose pushed onto the hose nipple by means of a collar compressed by the coupling bolt lever lock, said bolt lever lock being fixed rotatably around an axis at said collar, said collar comprising a portion formed of a helical spring. The invention is characterized in that

REFERENCES:
patent: 319516 (1885-06-01), Shank
patent: 2942127 (1960-06-01), Harse
patent: 2973973 (1961-03-01), Borth
patent: 3218095 (1965-11-01), Wiltse
patent: 3303669 (1967-02-01), Oetiker
patent: 3712647 (1973-01-01), Stecher
patent: 4152016 (1979-05-01), Weinhold
patent: 4296534 (1981-10-01), Nagano
patent: 4480359 (1984-11-01), Koster
patent: 4556241 (1985-12-01), Weinhold

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