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:
Oct. 25, 2011
Filed:
Dec. 12, 2007
Jone Mellemstrand, Voll, NO;
John Helvik, Stavanger, NO;
Jone Mellemstrand, Voll, NO;
John Helvik, Stavanger, NO;
TDW Offshore Services AS, Stavanger, NO;
Abstract
The present invention relates to an arrangement for use with a plug () for sealing against an inner wall of a pipeline (), comprising a main body and sealing means, which sealing means comprises an annular packer element (), arranged between two relative movable body elements () of the main body actuated by actuation means, where the movable elements form surfaces () in abutment against the packer element (). The packer element () comprises a radially inner section () which is mainly incompressible in a direction transverse to a circumferential direction and where sections of the two surfaces () in abutment against the inner section () of the packer element () in a retracted position, forms different angles in relation to an axis in radial direction in relation to a longitudinal axis of the plug.