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:
Nov. 22, 2011
Filed:
Jun. 09, 2008
David R. Hall, Provo, UT (US);
Scott Dahlgren, Alpine, UT (US);
Jonathan Marshall, Provo, UT (US);
Italo Elqueta, Lehi, UT (US);
Tyson J. Wilde, Spanish Fork, UT (US);
Christopher Durrand, Pleasant Grove, UT (US);
David R. Hall, Provo, UT (US);
Scott Dahlgren, Alpine, UT (US);
Jonathan Marshall, Provo, UT (US);
Italo Elqueta, Lehi, UT (US);
Tyson J. Wilde, Spanish Fork, UT (US);
Christopher Durrand, Pleasant Grove, UT (US);
Schlumberger Technology Corporation, Houston, TX (US);
Abstract
A retention assembly, comprises a carbide bolster comprising a cavity formed in its base end. A shaft comprises an inserted end disposed within the cavity. The shaft is disposed within a hollow shank which comprises a first end contacting the bolster and a loaded end in mechanical communication with the shaft. The inserted end is interlocked to an inner surface of the cavity through a casting.