Flow line control system

Details Flow line control system Flow line control system

1980-03-31

1981-12-08

Cohan, Alan

Fluid handling

Self-proportioning or correlating systems

Supply and exhaust type

137458, 1374925, F16K 1700

Patent

active

043042503

ABSTRACT:
There is disclosed a system wherein a valve in a line is moved between flow controlling positions by means of a fluid-operated actuator. The admission and exhaustion of line fluid to and from the actuator is controlled by sensors which are automatically responsive to predetermined high and low pressure of the line fluid.

REFERENCES:
patent: 2397117 (1946-03-01), Ashton et al.
patent: 2474772 (1949-06-01), Ashton
patent: 3016929 (1962-01-01), Rapaport
patent: 3272218 (1966-09-01), Johnson
patent: 3512560 (1970-05-01), Weise

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