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:
Jul. 18, 2017
Filed:
Feb. 10, 2014
Applicants:
Timothy Ledbetter, Sachse, TX (US);
Iain A. Peebles, Murphy, AZ (US);
Inventors:
Timothy Ledbetter, Sachse, TX (US);
Iain A. Peebles, Murphy, AZ (US);
Assignee:
Allas Copco Drilling Solutions, LLC, Garland, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 44/00 (2006.01); E21B 7/02 (2006.01); E21B 21/16 (2006.01);
U.S. Cl.
CPC ...
E21B 7/022 (2013.01); E21B 7/025 (2013.01); E21B 21/16 (2013.01); Y10T 477/73 (2015.01);
Abstract
A drilling machine includes a compressor coupled to a prime mover through a hydraulic clutch, wherein the hydraulic clutch is repeatably moveable between engaged and disengaged conditions. The compressor is allowed to provide air and is restricted from providing air in response to the hydraulic clutch being in the engaged and disengaged conditions, respectively. The hydraulic clutch is moveable between the engaged and disengaged conditions during operation of the prime mover.