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:
Oct. 05, 2021
Filed:
Apr. 22, 2020
Applicant:
Weatherford Technology Holdings, Llc, Houston, TX (US);
Inventor:
Martin Liess, Seelze, DE;
Assignee:
Weatherford Technology Holdings, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/16 (2006.01); G01L 3/10 (2006.01);
U.S. Cl.
CPC ...
E21B 19/166 (2013.01); E21B 19/161 (2013.01); G01L 3/108 (2013.01);
Abstract
A load cell for use with a tong assembly includes a body; a chamber formed in the body; and a strain gauge disposed in the chamber. The load cell also includes a first eye for pivotal coupling to the tong assembly, and a second eye for pivotal coupling to the tong assembly. An optional biasing member is disposed around the second eye for biasing the body relative to the tong assembly.