Walking beam pumping unit
Patent
·
OSTI ID:6183509
This patent describes a pumping unit for reciprocating rod-operated well pumps comprising a motor, a crankshaft driven by the motor, a crank having an end driven from the crankshaft, a samson post having a top, a fixed position horizontal shaft at the top of the samson post, a walking beam having a first end and a second end rockable about a horizontal axis, a first shaft at the first end of the walking beam. It is pivotally coupled to the end of the crank. An operating rod is pivotally coupled to the second end of the walking beam. A hangar arm of predetermined length is suspended from the fixed position horizontal shaft for pivotal movement thereabout. A further horizontal shaft is movable through a circular arc by which the hanger arm is pivotally coupled to the walking beam at a point intermediate its ends.
- Assignee:
- Marine and Petroleum Equipment Mape, Nantes
- Patent Number(s):
- US 4671126
- OSTI ID:
- 6183509
- Country of Publication:
- United States
- Language:
- English
Similar Records
Portable walking beam pump jack
Mechanical filter bag shaker assembly
Pump jack system for oil well
Patent
·
Mon Feb 24 23:00:00 EST 1986
·
OSTI ID:5771668
Mechanical filter bag shaker assembly
Patent
·
Mon Jan 26 23:00:00 EST 1981
·
OSTI ID:6203878
Pump jack system for oil well
Patent
·
Tue Jun 19 00:00:00 EDT 1984
·
OSTI ID:6525590