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:
Sep. 24, 2024
Filed:
Feb. 14, 2020
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Akira Kato, Osaka, JP;
Motohiko Fujimura, Kanagawa, JP;
Kazuyuki Sakiyama, Osaka, JP;
Takehiko Yamakawa, Osaka, JP;
Taiki Nishimoto, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/00 (2007.01); H02M 3/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33573 (2021.05); H02M 1/0064 (2021.05); H02M 3/003 (2021.05); H02M 3/015 (2021.05);
Abstract
A power conversion device is equipped with at least one leg circuit containing two switching elements connected in series, respectively, a transformer having a primary winding and a secondary winding, a capacitor connected between the leg circuit and one end of the primary winding, a switch circuit, and a rectifier circuit. The switch circuit selectively connects one of a plurality of winding sections of the secondary winding that are different from each other to the rectifier circuit.