Shock absorption apparatus associated with well pump

Details Shock absorption apparatus associated with well pump Shock absorption apparatus associated with well pump

1980-12-15

1982-10-19

Staab, Lawrence J.

Machine element or mechanism

Mechanical movements

Rotary to or from reciprocating or oscillating

74581, 74583, F16H 2132, E21B 4300

Patent

active

043543952

ABSTRACT:
A well sucker rod shock absorber apparatus employs cushion means located transversely of the rod string. Cushion means may also be located in association with the drive for the pumping unit that reciprocates the rod string.

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