Pressure-locked coupling

Details Pressure-locked coupling Pressure-locked coupling

1993-10-05

1994-06-28

Chambers, A. Michael

Fluid handling

Systems

Flow path with serial valves and/or closures

13761403, 285306, 285316, F16L 3728

Patent

active

053238125

ABSTRACT:
A pressure-locked coupling including a coupler and nipple, said coupler having a locking means which locks the nipple to said coupler in response to pressure applied to said coupler. A locking sleeve is employed having various locking diametrical surfaces and locking shoulders to secure said nipple to said coupler.

REFERENCES:
patent: 3039794 (1962-06-01), De Cenzo
patent: 3613726 (1971-10-01), Torres
patent: 4865292 (1989-09-01), Ekman
patent: 4924909 (1990-05-01), Wilcox
patent: 5076325 (1991-12-01), Ekman

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