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:
Feb. 02, 2021

Filed:

Jun. 20, 2018
Applicant:

Sondex Wireline Limited, Farnborough, GB;

Inventors:

Timothy Michael Gill, Farnborough, GB;

James David Ratcliffe, Farnborough, GB;

Neil Geoffrey Harris, Farnborough, GB;

Ian Hitchcock, Farnborough, GB;

Assignee:

Sondex Wireline Limited, Farnborough, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 47/01 (2012.01); E21B 23/14 (2006.01); E21B 17/02 (2006.01); E21B 17/10 (2006.01);
U.S. Cl.
CPC ...
E21B 47/01 (2013.01); E21B 17/026 (2013.01); E21B 17/1021 (2013.01); E21B 23/14 (2013.01);
Abstract

A system for driving an arm radially outward from a work string axis includes a pivot block coupled to the arm at a first coupling, the arm rotating about the first coupling in a first direction to move from a stored position to an expanded position, and about the first coupling in a second direction to move from the expanded position to the stored position. The system also includes a biasing member that drives movement of the arm in the first direction. The system further includes a chamber for storing the biasing member within a pivot block diameter when the arm is in the stored position.


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