Guide for rotating sucker rods

Details Guide for rotating sucker rods Guide for rotating sucker rods

1985-08-09

1986-11-04

Levy, Stuart S.

Bearings

Linear bearing

Roller bearing

175325, F16C 2904, E21B 1710

Patent

active

046208020

ABSTRACT:
A guide for use in a string of sucker rods rotated in tubing in a borehole, each guide being formed of an elongated, upright, cylindrical coupling body having female threads at the upper and lower ends for attachment in a string of sucker rods, and including a plurality of at least three recesses in the body cylindrical surfaces, there being a recess in at least each 120.degree. quadrant around the body, an axle received in each recess, the axis of each axle being parallel and spaced from the body longitudinal axis, and a roller rotatably received on each axle, the periphery of each roller extending exteriorly of the external cylindrical surface of the coupling body, the rollers being conical shaped on each end, and the roller serving to contact the interior wall of tubing in which the sucker rod string is rotated to prevent wear of the tubing and the sucker rod string.

REFERENCES:
patent: 2198720 (1940-04-01), Edgecomb et al.
patent: 3907048 (1975-09-01), Gray
patent: 4253531 (1981-03-01), Boros

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