Pumps – Condition responsive control of pump drive motor – Having timer or delay means
Patent
1988-05-25
1989-10-17
Croyle, Carlton R.
Pumps
Condition responsive control of pump drive motor
Having timer or delay means
417 43, 417 44, 166 64, F04B 4902
Patent
active
048742945
ABSTRACT:
An oil well pump control for regulating operation of a pumping apparatus such as a pumping jack through a timing system which is actuated by the fluid pulses or surges that result from the pumping action of the pump.
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Croyle Carlton R.
Walnoha Leonard P.
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