Pipe joints or couplings – With means blocking release of holding means – Auxiliary latch
Patent
1990-02-14
1991-12-17
Arola, Dave W.
Pipe joints or couplings
With means blocking release of holding means
Auxiliary latch
285402, F16L 5500
Patent
active
050729713
ABSTRACT:
The fitting element is constituted by a male element, with a hollow cylindrical tang having a plurality of ribs, arranged axially and protruding in a radial direction, and by a female element, essentially constituted by a hollow cylidrical casing suitable for receiving tang of male element. On the inside wall of female element there is obtained a plurality of grooves suitable for receiving by axial sliding the corresponding ribs; each of said grooves is flanked by a lateral seat, which receives one of said ribs following the rotation, sebsequent to the axial sliding, of male element.
REFERENCES:
patent: 692795 (1902-02-01), Moyle
patent: 1038948 (1912-09-01), Patrick
patent: 1080675 (1913-12-01), Berg
patent: 1117762 (1914-11-01), Barcus
patent: 2087180 (1937-07-01), Bohn
patent: 4313626 (1982-02-01), Duncan
Arola Dave W.
Claber S.p.A.
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