Tube-driving apparatus

Details Tube-driving apparatus Tube-driving apparatus

1976-01-26

1979-07-03

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Pipe or rod jack

Tie rod tensioner

E21B 1900

Patent

active

041598199

ABSTRACT:
A tube-driving apparatus has piston and cylinder units supported on an abutment and internally connected to cylinders forming tension members which surround the units. A thrust collar engageable with the tube or pipe to be driven is slidably supported on floor beams and has clamping rings which can be secured or released from grooves on the exterior of the cylinders spaced-apart in the direction of driving.

REFERENCES:
patent: 2544039 (1951-03-01), Pearne
patent: 3005314 (1961-10-01), Cunningham
patent: 3358966 (1967-12-01), Bergstrom
patent: 3526387 (1970-09-01), Fleming
patent: 3995829 (1976-12-01), Foik
patent: 4082248 (1978-04-01), Hinrichsen

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