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. 27, 2024
Filed:
Mar. 11, 2019
Applicant:
Hitachi Energy Ltd, Zurich, CH;
Inventors:
Assignee:
HITACHI ENERGY LTD, Zürich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/28 (2006.01); H01F 27/32 (2006.01); H01F 27/34 (2006.01); H01F 27/36 (2006.01);
U.S. Cl.
CPC ...
H01F 27/346 (2013.01); H01F 27/2847 (2013.01); H01F 27/323 (2013.01); H01F 27/366 (2020.08); H01F 2027/2857 (2013.01);
Abstract
An electromagnetic induction device comprising a magnetic core having a limb and at least one winding wound around the limb is presented. The winding comprises: an electrical conductor forming a plurality of radially overlapping layers around an axis; an electrically insulating material positioned between the radially overlapping layers of the electrical conductor; at least one magnetic material end-fill positioned at at least one axial end of the winding in electrical in contact with the layers of the electrical conductor so to be at the same electrical potential with the latter.