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. 13, 2022

Filed:

Jan. 15, 2019
Applicant:

Rotojar Innovations Limited, Banchory Aberdeenshire, GB;

Inventor:

Peter Barnes Moyes, Aberdeenshire, GB;

Assignee:

ROTOJAR INNOVATIONS LIMITED, Aberdeenshire, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 31/113 (2006.01); E21B 4/14 (2006.01); E21B 31/00 (2006.01);
U.S. Cl.
CPC ...
E21B 31/1135 (2013.01); E21B 4/14 (2013.01); E21B 31/005 (2013.01);
Abstract

A jarring apparatus includes first and second jarring assemblies which are axially moveable relative to each other between first and second axial configurations, and a thrust assembly interposed between the first and second jarring assemblies to limit relative axial movement therebetween at the second axial configuration and permit axial loading in one axial direction to be transferred between the first and second jarring assemblies via the thrust assembly. The apparatus further includes a jarring mass axially moveable within the jarring apparatus in reverse first and second directions upon relative rotation between the first and second jarring assemblies.


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