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:
Aug. 19, 2014
Filed:
Oct. 05, 2012
Jan-ake Borjesson, Ludvika, SE;
Goran Eriksson, Vasteras, SE;
Sari Laihonen, Vasteras, SE;
Manoj Pradhan, Balsta, SE;
Peter Sjoberg, Ludvika, SE;
Mikael Unge, Vasteras, SE;
Jan-Ake Borjesson, Ludvika, SE;
Goran Eriksson, Vasteras, SE;
Sari Laihonen, Vasteras, SE;
Manoj Pradhan, Balsta, SE;
Peter Sjoberg, Ludvika, SE;
Mikael Unge, Vasteras, SE;
ABB Research Ltd., , CH;
Abstract
An electrical bushing for providing electrical insulation of a conductor extending through the bushing is disclosed. The bushing includes: one conductive foil concentrically arranged around the conductor location; and one FGM part, made from a field grading material and partly arranged in the extension of part of a foil edge of a conductive foil. The FGM part and the conductive foil, in the extension of which the FGM part is arranged, are in electrical contact.