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.

Date of Patent:
Jul. 18, 2023

Filed:

Feb. 19, 2021
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Hayato Tanabe, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H01F 27/24 (2006.01); H01F 27/02 (2006.01); H01F 27/28 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33573 (2021.05); H01F 27/02 (2013.01); H01F 27/24 (2013.01); H01F 27/28 (2013.01); H01F 27/2876 (2013.01);
Abstract

The isolation transformer includes two kinds of winding, a high voltage side winding and a low voltage side winding, and the high voltage side winding and the low voltage side winding are formed in winding layers, wherein the high voltage side winding includes windings formed in multiple winding layers, a winding layer having a different number of turns exists in one or more kinds of the two kinds of winding among the windings formed in the multiple winding layers, winding layers wherein current flows in the same direction are stacked in such a way as not to be neighboring, and at least one of winding layers having the greatest number of turns is disposed as a layer other than an outermost layer.


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