Oil well pump drive

Details Oil well pump drive Oil well pump drive

F - Mech Eng,Light,Heat,Weapons

04

B

103/142

F04B 47/02 (2006.01) F04B 47/14 (2006.01)

Patent

CA 1205327

ABSTRACT OF THE DISCLOSURE An oil pump assembly having an adjustable production rate and capable of long stroke, low stroke PER minute pumping rates, comprising a reciprocating pumping rod in a well hole, a counterbalancing mechanism for reducing the power needed to pump oil by the pumping rod, a driving mechanism to drive the reciprocating pumping rod and the counterbalancing mechanism, including a first cable and a second cable, to drive the reciprocating pumping rod and the counterbalancing mechanism, respectively, a speed control for the driving mechanism, and a dwell mechanism for the driving mechanism.

415619

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