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.

Date of Patent:
Sep. 20, 2005

Filed:

Jan. 30, 1995
Applicants:

Paul M. Defourny, Bois du Breucq, BE;

Fereidoun Abbassian, Houston, TX (US);

Inventors:

Paul M. Defourny, Bois du Breucq, BE;

Fereidoun Abbassian, Houston, TX (US);

Assignee:

Baroid Technology, Inc., Houston, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B004/00 ;
U.S. Cl.
CPC ...
Abstract

A drill bit comprises a shank member (), a bit body () provided with cutters () and flexible material () between the shank () and the bit body () allowing relative tilting movement therebetween to reduce adverse effects caused by vibration of the bit. In other embodiments, flexible material is provided between the bit body and the cutters. In further embodiments, the flexible material may be provided in a tiltable sub-assembly for incorporation in a drilling above the drill bit. An apparatus for simulating drilling conditions is also provided.


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