Quick-coupling device

Details Quick-coupling device Quick-coupling device

1997-02-21

1999-12-07

Lee, Kevin

Fluid handling

Systems

Flow path with serial valves and/or closures

13761404, F16L 3728

Patent

active

059966246

ABSTRACT:
A quick coupling includes a frame and a valve body which is arranged to be longitudinally displaceable in the frame. An inner sleeve is arranged in the frame to be displaceable relative to both the frame and the valve body. The valve body is centered in the frame with the aid of the bearing unit projecting inwards from the sleeve. The bearing unit is provided with one or more cavities or holes allowing working media to flow through. A rear seal is provided in a seat arranged behind the inner sleeve. A pressure eliminator is also provided behind the inner sleeve.

REFERENCES:
patent: 2966371 (1960-12-01), Bruning
patent: 3500859 (1970-03-01), Pearson
patent: 3897091 (1975-07-01), McMath
patent: 4219048 (1980-08-01), Ekman
patent: 4269389 (1981-05-01), Ekman
patent: 4289164 (1981-09-01), Ekman
patent: 4347870 (1982-09-01), Maldavs
patent: 4447040 (1984-05-01), Magorien
patent: 4896697 (1990-01-01), Stromdahl
patent: 5398723 (1995-03-01), Allread et al.
patent: 5433247 (1995-07-01), Guertin

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