Power tool for torquing threaded pipes

Details Power tool for torquing threaded pipes Power tool for torquing threaded pipes

1992-04-06

1993-04-13

Smith, James G.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 5739, B25B 1350

Patent

active

052012565

ABSTRACT:
A power tool for torquing a threaded member of a movable device, such as a pipe nipple of a gas meter sent for repairs, comprises a rigid disk with a bore to fit the nipple so that the disk can be placed against the meter, a block attached to the disk to prevent its movement, a reaction arm that cam be rotatably fitted on the nipple and locked to the disk, a torque arm that can be clamped on the nipple adjacent the reaction arm, and a hydraulic cylinder with its opposite ends connected to the reaction and torque arms to provide the force to move the torque arm.

REFERENCES:
patent: 4027560 (1977-06-01), Parker
patent: 4309923 (1982-01-01), Wilmeth
patent: 4385533 (1983-05-01), Collins
patent: 4406185 (1983-09-01), Junkers
patent: 4432256 (1989-02-01), Aparicio et al.

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