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:
May. 08, 2012
Filed:
Feb. 03, 2006
Harald Syse, Røyneberg, NO;
Jostein Aleksandersen, Randaberg, NO;
Harald Syse, Røyneberg, NO;
Jostein Aleksandersen, Randaberg, NO;
TDW Offshore Services AS, Stavanger, NO;
Abstract
The present invention regards a plug () for scaling off a pipeline (), comprising a main body (), scaling means () and gripping means () arranged circumferentially around the main body () and actuation means () for operating the sealing and gripping means () where the gripping means () comprise at least one slip () with an outer surface () for contact against the pipe wall and an inner gliding surface () arranged in abutment against a first angled guiding surface (), forming an angle ? with a center axis of the plug (), so that the gripping means () when actuated is moved relative to the guiding surface () to move the slips () in a radial direction where the guiding surface () in addition is moved in a radial direction relative to the center axis of the plug ().