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. 19, 2019

Filed:

Nov. 20, 2014
Applicant:

Qinterra Technologies As, Stavanger, NO;

Inventors:

Lasse Haugland, Bryne, NO;

Arne Motland, Stavanger, NO;

Assignee:

Qinterra Technologies AS, Stavanger, NO;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 23/00 (2006.01); E21B 31/20 (2006.01); E21B 34/14 (2006.01); E21B 47/12 (2012.01);
U.S. Cl.
CPC ...
E21B 23/00 (2013.01); E21B 31/20 (2013.01); E21B 34/14 (2013.01); E21B 47/12 (2013.01);
Abstract

This invention relates to an activating tool () for connecting to and displacing a component () in a well tube (), activating tool () includes a driving device () axially displaced in two axial directions; a sleeve-shaped release element () with an annular end portion (); a gripper holder () arranged axially displaceable in release element () and displaced by driving device (); axially longitudinal recesses () in gripper holder (); at least two radially displaceable gripping elements () spring-biased in a radial outward direction, positioned in respective recesses () and complementarily fitting respective cut-outs () in the component (), and each gripping element () has a slanted rear portion (); gripping elements () retracted into release element () in passive positions of gripping elements (), and gripping elements (), at least partially, displaced out of release element () in active positions of gripping elements () so end portion () hits slanted rear portions () of gripping elements () when gripper holder () is pulled inwards in release element (), gripping elements () optionally switched between active and passive positions. A method for changing gripping element () in the activating tool () is described.


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