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:
Jan. 29, 2013
Filed:
Nov. 24, 2010
Applicants:
Bernd-georg Pietras, Wedemark, DE;
Andreas Carlsson, Sehnde, DE;
Jorg Erich Schulze-beckinhausen, Garbsen, DE;
Inventors:
Bernd-Georg Pietras, Wedemark, DE;
Andreas Carlsson, Sehnde, DE;
Jorg Erich Schulze-Beckinhausen, Garbsen, DE;
Assignee:
Weatherford/Lamb, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A torque measuring flange is provided for use with a tong arrangement. The torque measuring flange includes a top plate and a bottom plate and one or more cylinders disposed between one or more wedges, whereby rotating the top plate causes the wedges to compress a piston in the cylinder.