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:
Mar. 20, 2007
Filed:
Jan. 25, 2005
David R. Hall, Provo, UT (US);
Andrei Muradov, Houston, TX (US);
David S. Pixton, Lehi, UT (US);
Scott Steven Dahlgren, Alpine, UT (US);
Michael A. Briscoe, Lehi, UT (US);
David R. Hall, Provo, UT (US);
Andrei Muradov, Houston, TX (US);
David S. Pixton, Lehi, UT (US);
Scott Steven Dahlgren, Alpine, UT (US);
Michael A. Briscoe, Lehi, UT (US);
IntelliServ, Inc., Provo, UT (US);
Abstract
A double shouldered downhole tool connection comprises box and pin connections having mating threads intermediate mating primary and secondary shoulders. The connection further comprises a secondary shoulder component retained in the box connection intermediate a floating component and the primary shoulders. The secondary shoulder component and the pin connection cooperate to transfer a portion of makeup load to the box connection. The downhole tool may be selected from the group consisting of drill pipe, drill collars, production pipe, and reamers. The floating component may be selected from the group consisting of electronics modules, generators, gyroscopes, power sources, and stators. The secondary shoulder component may comprises an interface to the box connection selected from the group consisting of radial grooves, axial grooves, tapered grooves, radial protrusions, axial protrusions, tapered protrusions, shoulders, and threads.