Pipe joints or couplings – Essential catch – Leaf spring
Patent
1992-12-17
1995-06-06
Arola, Dave W.
Pipe joints or couplings
Essential catch
Leaf spring
285921, 285910, 285351, F16L 3900
Patent
active
054216222
ABSTRACT:
A rapid-action coupling device for making a sealed connection between two rigid or semi-rigid tubes or pipes includes a gasket constituted by a sleeve having latching means at one of its ends for co-operating with spring blades fixed on a tube or pipe, the spring blades including latching means suitable for co-operating with the outside surface or with a collar on the other tube or pipe.
REFERENCES:
patent: 517192 (1894-03-01), Prior
patent: 3015510 (1962-01-01), Bates
patent: 3711125 (1973-01-01), Dehar
patent: 4067534 (1978-01-01), Frey
patent: 4781400 (1988-11-01), Cunningham
patent: 4979765 (1990-12-01), Bartholomew
patent: 5069424 (1991-12-01), Dennany, Jr. et al.
patent: 5106127 (1992-04-01), Briet
patent: 5226679 (1993-07-01), Klinger
Arola Dave W.
Hutchinson
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