Control-valve system and block for a fluid-operated cylinder-and-piston assembly
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United States of America Patent
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May 27, 1986
Grant Date -
N/A
app pub date -
Apr 27, 1984
filing date -
Apr 28, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A control valve includes a monolithic valve body incorporating dual digital valves and dual by-pass valves interconnected with each other by ducts within the valve body and providing for either controlled or uncontrolled actuation of a piston in either a forward or a reverse direction of movement.
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