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. 22, 2008
Filed:
Nov. 30, 2005
Yuri Plotnikov, Niskayuna, NY (US);
Andrew May, Schenectady, NY (US);
Shridhar Nath, Niskayuna, NY (US);
Changting Wang, Niskayuna, NY (US);
Yuri Plotnikov, Niskayuna, NY (US);
Andrew May, Schenectady, NY (US);
Shridhar Nath, Niskayuna, NY (US);
Changting Wang, Niskayuna, NY (US);
General Electric Company, Niskayuna, NY (US);
Abstract
A pulsed eddy current pipeline inspection device is provided. The pulsed eddy current pipeline inspection device comprises a plurality of stages longitudinally spaced apart from each other and adapted to move between a contracted position and an expanded position, and a plurality of sensors disposed around at least a portion of a circumference of each of the plurality of stages in the contracted position with at least one gap between sensors in each of the plurality of stages in the expanded position, the plurality of sensors being arranged such that the at least one gap in a first one of the plurality of stages is aligned with a portion of a second one of the plurality of stages that has sensors disposed thereon.