Cylinder displaceable power swivel for a portable drilling appar

Tool driving or impacting – With vehicle support for drive – Drive structure moved to nonuse position for transport

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

173 22, E21B 702

Patent

active

044960069

ABSTRACT:
A cylinder displaceable slide gate and power swivel for well drilling rigs and the like comprising a longitudinally extending frame having an upper end and a lower end and including a ground supported base connected to said lower end; cylinder means secured to said base and including piston means adapted for reciprocating displacement between said base and said upper end; a plurality of longitudinally extending guide means connected to said frame and substantially spanning said frame from said lower end to said upper end; said slide gate and said power swivel connected to said piston means and displaceable therewith; and, said slide gate and said power swivel associated with said guide means is disclosed herewith.

REFERENCES:
patent: 2423301 (1947-06-01), Fairchild
patent: 2617500 (1952-11-01), Cardwell et al.
patent: 2715954 (1955-08-01), Rowan
patent: 2848196 (1958-08-01), Simmonds
patent: 2852111 (1958-09-01), Fuller et al.
patent: 2956782 (1960-10-01), Mistrot
patent: 3280920 (1966-10-01), Scott
patent: 4135340 (1979-01-01), Cox et al.
patent: 4269395 (1981-05-01), Newman et al.
patent: 4290495 (1981-09-01), Elliston

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Cylinder displaceable power swivel for a portable drilling appar does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Cylinder displaceable power swivel for a portable drilling appar, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cylinder displaceable power swivel for a portable drilling appar will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-502021

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.