Breakaway coupling

Details Breakaway coupling Breakaway coupling

1979-02-05

1982-04-27

Weakley, Harold W.

Fluid handling

Destructible or deformable element controlled

Destructible element

137 71, 251149, F16K 1304

Patent

active

043265553

ABSTRACT:
A breakaway pipe coupling which, in use, is located in the pipeline extending between a movable tanker, such as a sea vessel, and a storage tank. The purpose of the coupling is to provide a weakness in the pipeline so that a pull be exerted on the pipeline which exceeds a predetermined value, the coupling will break and quickly close off the pipeline to prevent spillage.
The coupling includes a main body portion (31) and a breakaway portion (20), valve means (60) in the main body for closing the conduit (14) passing through the coupling, actuation means (70) being provided for operating the valve means to close the conduit (14) on removal of the breakaway portion from the main body portion and dampening means (76, 80) for controlling the rate at which the valve means closes the conduit.

REFERENCES:
patent: 2956582 (1960-10-01), Pranter
patent: 4119111 (1978-10-01), Allread
patent: 4127142 (1978-11-01), Snider

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