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:
May. 25, 2010
Filed:
Sep. 06, 2007
David R. Hall, Provo, UT (US);
David Lundgreen, Provo, UT (US);
Jim Shumway, Lehi, UT (US);
Nathan Nelson, Provo, UT (US);
Daryl Wise, Provo, UT (US);
Paula Turner, Pleasant Grove, UT (US);
David R. Hall, Provo, UT (US);
David Lundgreen, Provo, UT (US);
Jim Shumway, Lehi, UT (US);
Nathan Nelson, Provo, UT (US);
Daryl Wise, Provo, UT (US);
Paula Turner, Pleasant Grove, UT (US);
Schlumberger Technology Corporation, Houston, TX (US);
Abstract
In one aspect of the invention, a drill string comprises a drill bit with a body intermediate a shank and a working face, and the working face comprises at least one cutting element. A jack assembly is disposed within the drill bit body and comprises a jack element disposed on a distal end of the assembly. The jack element substantially protrudes from the working face and is adapted to move with respect to the bit body. At least one position feedback sensor is disposed proximate the jack assembly and is adapted to detect a position and/or orientation of the jack element.