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:
Dec. 02, 2014

Filed:

Oct. 08, 2010
Applicants:

Kenichi Fujie, Chiyoda-ku, JP;

Shogo Matsuoka, Chiyoda-ku, JP;

Katsuya Tsujimoto, Chiyoda-ku, JP;

Takamasa Asai, Chiyoda-ku, JP;

Inventors:

Kenichi Fujie, Chiyoda-ku, JP;

Shogo Matsuoka, Chiyoda-ku, JP;

Katsuya Tsujimoto, Chiyoda-ku, JP;

Takamasa Asai, Chiyoda-ku, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 27/00 (2006.01); H02P 27/06 (2006.01); H02P 29/02 (2006.01); H02P 9/00 (2006.01);
U.S. Cl.
CPC ...
H02P 29/022 (2013.01); H02P 27/06 (2013.01); H02P 2009/002 (2013.01);
Abstract

A current limiting device includes a switching portion, a reflux portion connected to a connection point of the switching portion and an output terminal, and supplying a current to a motor generator while the switching portion is cutting off the current, a current measurement portion that measures the current flowing from the output terminal to the motor generator, and a current control portion that controls the switching portion to switch ON/OFF according to a current value measured by the current measurement portion. When the motor generator is motor-driven using electric power of a condenser, the current control portion limits the current to the motor generator by controlling the switching portion to switch ON/OFF in a case where the measured current value is equal to or exceeds a predetermined current value.


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