The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 2025
Filed:
Dec. 19, 2022
Applicant:
Evolution Oil Tools Inc., Calgary, CA;
Inventors:
Vern Hult, Calgary, CA;
Benjamin J Gagnon, Calgary, CA;
Emery Stoesser, Calgary, CA;
Bernard Lumori, Calgary, CA;
Assignee:
EVOLUTION OIL TOOLS INC., Calgary, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); E21B 33/04 (2006.01);
U.S. Cl.
CPC ...
E21B 43/126 (2013.01); E21B 33/0415 (2013.01);
Abstract
A drive assembly for a tubing rotator comprising: a linear force to motive force convertor including an input for receiving a linear motion drive force and an output for outputting a rotary motion drive force, an arm for receiving a linear drive force and inputting it to the linear force to motive force convertor and an actuator couplable to a polish rod and configured for transmitting a linear drive from the polish rod to the arm.