Activating mechanism

Details Activating mechanism Activating mechanism

1984-02-03

1985-07-02

Marcus, Stephen

Pipes and tubular conduits

With closures and plugs

Inflation stem type

73 491, 405170, F16L 104

Patent

active

045262063

ABSTRACT:
Propagating buckle chambers, vessels or jugs are employed as in-line plugs in a pipeline. In order to test connectors before flooding the pipeline, the chambers, vessels or jugs are set to trigger at a pressure higher than test pressure.

REFERENCES:
patent: 3471668 (1969-10-01), Wilkes
patent: 3946759 (1976-03-01), Mercier
patent: 4342519 (1982-08-01), Botrel et al.
patent: 4360290 (1982-11-01), Ward

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