Pipe coupling used with automatic connecting and disconnecting d

Details Pipe coupling used with automatic connecting and disconnecting d Pipe coupling used with automatic connecting and disconnecting d

1989-07-12

1990-02-27

Chambers, A. Michael

Fluid handling

Systems

Flow path with serial valves and/or closures

13761404, 251175, F16L 3728

Patent

active

049037307

ABSTRACT:
A pipe coupling consisting of a male and female elements for connecting and disconnecting a hydraulic or pneumatic piping used for industrial machinery. Each coupling element includes a check valve therein which is actuated by connecting and disconnecting operation to automatically open the passageway of the coupling when it is connected and to automatically close it when it is disconnected. The inventive pipe coupling is designed to be used with a conventional automatic connecting and disconnecting device such as automatic coupling device for large scaled industrial machinery.

REFERENCES:
patent: 2905486 (1959-09-01), Goodin, Jr. et al.
patent: 4289164 (1981-09-01), Ekman
patent: 4447040 (1984-05-01), Magorien

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