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. 08, 2020
Filed:
Jul. 18, 2014
Applicant:
Mitsubishi Electric Corporation, Chiyoda-ku, Tokyo, JP;
Inventors:
Takeshi Tanaka, Tokyo, JP;
Yukio Nakashima, Tokyo, JP;
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Chiyoda-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 5/458 (2006.01); B60L 1/00 (2006.01); H02M 7/48 (2007.01);
U.S. Cl.
CPC ...
H02M 5/4585 (2013.01); B60L 1/00 (2013.01); H02M 7/4807 (2013.01); B60L 2200/46 (2013.01); B60L 2210/40 (2013.01); B60L 2210/42 (2013.01); Y02T 10/7241 (2013.01);
Abstract
A vehicle auxiliary power supply device mounted in an electric rolling stock and that includes a converter device to convert DC power supplied from a DC power supply into desired DC power, and a three-phase inverter to convert the DC power supplied from the converter device into three-phase AC power and to supply the converted power to a load, wherein a switching element of the three-phase inverter is constituted by a semiconductor module formed of a wide bandgap semiconductor.