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:
Jul. 28, 2020
Filed:
Oct. 16, 2015
Nov Downhole Eurasia Limited, Gloucestershire, GB;
Alan Martyn Eddison, York, GB;
NOV Downhole Eurasia Limited, , GB;
Abstract
A vibration assembly of a drilling tool for drilling a wellbore penetrating a subterranean formation is disclosed. The downhole drilling tool includes a drill string, a bottomhole assembly and a drill bit. The vibration assembly includes a housing () operatively connectable to the bottomhole assembly, expanders () positionable in the housing and radially extendable and retractable thereabout, and a radial vibrator (comprising mandrel (), enlarger spring (), cam portion () and vibration spring () operatively connectable to the expanders to vibrationally move the expanders against the wall of the wellbore whereby movement of the downhole tool is altered during drilling.