Reciprocating piston fluid powered motor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 24, 1987
Issued Date -
N/A
app pub date -
Nov 13, 1985
filing date -
Jun 21, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A reciprocating piston fluid powered motor having fluid inlet and outlet, wherein reciprocation is controlled by a reciprocable valve spool communicating with said fluid inlet and outlet and cooperating with a valve slide shiftable on said valve spool to control reciprocation of said valve spool. A needle valve assembly controls the exhaust rate proportionally to the operative speed of the motor.
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