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:
Nov. 14, 2017

Filed:

Jan. 26, 2015
Applicant:

Nf Corporation, Yokohama, Kanagawa, JP;

Inventor:

Osamu Furukawa, Yokohama, JP;

Assignee:

NF CORPORATION, Yokohama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 3/337 (2006.01); H02M 7/48 (2007.01); H02M 7/797 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33546 (2013.01); H02M 3/3378 (2013.01); H02M 3/33584 (2013.01); H02M 7/4807 (2013.01); H02M 7/797 (2013.01); H02M 3/337 (2013.01); H02M 2001/009 (2013.01);
Abstract

An isolated power conversion apparatus has an isolation transformer, a series circuit including a load and an inductor connected in series with each other, the series circuit being disposed on a secondary side of the isolation transformer, and one or a plurality of switching means disposed between the series circuit and the secondary side of the isolation transformer, the switching means being bidirectional. This apparatus sends out power from a DC power supply of a primary side of the isolation transformer toward the load as DC power or AC power of an arbitrary polarity, or regenerates and supplies the DC power or AC power from the load to the DC power supply.


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