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:
Feb. 25, 2003
Filed:
Feb. 23, 2000
Applicant:
Inventors:
Jan-Anders Nygren, Västerås, SE;
Bertil Berggren, Västerås, SE;
Assignee:
ABB AB, Vasteras, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 9/10 ; H01B 7/00 ;
U.S. Cl.
CPC ...
H02P 9/10 ; H01B 7/00 ;
Abstract
A rotating electric machine for direct connection to high-voltage networks, in which the magnetic circuit adapted for high voltage comprises a rotor, stator and main and auxiliary windings in operative relation. At least one of the windings is a conductor surrounded by a magnetically permeable, field confining insulation system.