Pipe joints or couplings – Elbow
Patent
1978-02-28
1979-08-07
Arola, Dave W.
Pipe joints or couplings
Elbow
285175, 285238, 285276, 285317, 285340, F16L 5500
Patent
active
041635736
ABSTRACT:
A hose fitting which comprises a body having a longitudinal fluid passage adapted to receive a hose, an O-ring provided in the fluid passage so as to give water- or air-tightness to a space formed between the outside surface of the hose inserted in the fluid passage and the surrounding wall thereof, a quick hose-disconnecting mechanism provided between the O-ring and the outlet of a fluid passage for gripping the hose in such a manner as to prevent reverse motion and disconnecting the hose by the aid of a single manual pressing operation, and a rotary joint provided rotatably at the inlet end of the fluid passage and adapted to be connected to a fluid supply source.
REFERENCES:
patent: 2681807 (1954-06-01), Krafft
patent: 3411814 (1968-11-01), Dillon
patent: 3884508 (1975-05-01), Jones
patent: 3900221 (1975-08-01), Fouts
Arola Dave W.
Chiyoda Tsusho K.K.
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