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:
Jan. 09, 2018

Filed:

Jan. 26, 2015
Applicant:

Hitachi Automotive Systems, Ltd., Hitachinaka-shi, Ibaraki, JP;

Inventors:

Keisuke Fukumasu, Tokyo, JP;

Yoshiharu Yamashita, Hitachinaka, JP;

Masayoshi Takahashi, Tokyo, JP;

Assignee:

Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/00 (2006.01); H02M 3/335 (2006.01); H02M 3/28 (2006.01); H02M 7/00 (2006.01); H02M 1/44 (2007.01); B60L 11/18 (2006.01); H02P 27/06 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33546 (2013.01); H02M 1/44 (2013.01); H02M 3/28 (2013.01); H02M 7/003 (2013.01); B60L 11/1803 (2013.01); H02P 27/06 (2013.01);
Abstract

An electrical power converting device includes: a converter circuit part that includes a switching circuit and a transformer and converts a voltage between a voltage on a high voltage power source side and a voltage on a low voltage power source side in an unidirectional or bidirectional manner; a filter circuit part that is connected to a low-voltage side of the converter circuit part and includes an inductor and a capacitor; a control circuit board on which a control part is mounted, the control part controlling the switching circuit; and a metal housing in which an interior space of the housing is divided into a first accommodation space and a second accommodation space by a partition wall including a cooling liquid flow path, wherein the converter circuit part is arranged in the first accommodation space, and the filter circuit and the control circuit board are arranged in the second accommodation space.


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