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. 05, 2013

Filed:

Apr. 03, 2012
Applicants:

Naoki Masuda, Minamitsuru-gun, JP;

Kiichi Inaba, Minamitsuru-gun, JP;

Inventors:

Naoki Masuda, Minamitsuru-gun, JP;

Kiichi Inaba, Minamitsuru-gun, JP;

Assignee:

FANUC Corporation, Minamitsuru-gun, Yamanashi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 27/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A motor drive control system connected to an alternating current/direct current conversion circuit which converts alternating-current voltage or alternating current to direct-current voltage or direct current are provided. A control circuit controls supply or stop of the supply of the direct-current voltage or direct current from the alternating current/direct current conversion circuit to the first number of first direct current/alternating current conversion circuits and the second number of second direct current/alternating current conversion circuits while maintaining the total of the outputs of the first number of motors and the outputs of the second number of motors at a certain power not more than power which can be supplied from the alternating current/direct current conversion circuit.


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