Pipe joints or couplings – Movable jaw
Patent
1993-01-25
1994-04-19
Arola, Dave W.
Pipe joints or couplings
Movable jaw
285354, 285382, 285 92, F16L 2106
Patent
active
053039645
ABSTRACT:
This invention relates to a pipe connector comprising: a main connecting pipe formed with an inverted conical surface at the upper edge, a threaded portion at the upper side, and a raised annular portion below the threaded portion; a leak-proof gasket mounted in the inner side of the raised annular portion of the main connecting pipe; a locking nut provided with internal threads and a stop edge having a conical surface opposite to the inverted conical surface of the main connecting pipe; a split ring disposed between the locking nut and the inverted conical surface of the main connecting pipe; and a connecting pipe inserted into the main connecting pipe through the locking nut; whereby two pipes can be easily connected together and no fluid can leak out thereof.
REFERENCES:
patent: 2585453 (1952-02-01), Gallagher et al.
patent: 3425452 (1969-02-01), Show
patent: 3514134 (1970-05-01), Shurtleff et al.
patent: 3640551 (1972-02-01), Shakesby
patent: 3895832 (1975-07-01), Ellis et al.
patent: 4159134 (1979-06-01), Shemtov
patent: 4362323 (1982-12-01), Lodder et al.
patent: 4575134 (1986-03-01), Sugano
Arola Dave W.
Lei Alfred
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