Valve assembly

Fluid handling – Self-proportioning or correlating systems – Self-controlled branched flow systems

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Details

137503, G05D 701

Patent

active

055136729

ABSTRACT:
A valve assembly for controlling volume flow from a discharge device to an actuator and including a discharge throttle, and a flow control valve for controlling flow through the throttle and having a piston, and end portion of which overlaps a channel for returning excess fluid to a suction side of the discharge device and has an end region forming a seated valve preventing leakage past the end region, when the end region completely overlaps the return channel.

REFERENCES:
patent: 3314495 (1967-04-01), Clark
patent: 4311161 (1982-01-01), Narumi
patent: 4361166 (1982-11-01), Honaga
patent: 5038822 (1991-08-01), Iwata

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