Pipe joints or couplings – Essential catch
Patent
1997-10-14
1999-08-17
Arola, Dave W.
Pipe joints or couplings
Essential catch
285420, F16L 3708
Patent
active
059382457
ABSTRACT:
A joint for connecting ducts for fluid distribution systems under pressure or under vacuum. The joint element has, on its periphery, a collar (18) having a diameter that is greater than the external diameter of the joint body (15), and which forms a support surface (19), with its foremost frontal-radial face, against the head of the hollow bar, and with its opposite frontal-radial face, a shoulder (20), which interacts with one or more locking brackets (21) to be fixed to the hollow bar.
REFERENCES:
patent: 3282612 (1966-11-01), Younger
patent: 3560027 (1971-02-01), Graham
patent: 4526411 (1985-07-01), Bartholomew
patent: 5092300 (1992-03-01), Imoehi et al.
patent: 5769460 (1998-06-01), Imai
Arola Dave W.
Teseo S.r.l.
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