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. 09, 2014
Filed:
Sep. 12, 2011
Yukihiro Sano, Fuji, JP;
Ippei Suzuki, Hitachinaka, JP;
Yuukou Nojiri, Hitachi, JP;
Jyunichi Noda, Naka, JP;
Yukihiro Sano, Fuji, JP;
Ippei Suzuki, Hitachinaka, JP;
Yuukou Nojiri, Hitachi, JP;
Jyunichi Noda, Naka, JP;
JATCO Ltd, Fuji-shi, JP;
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Abstract
Motor control apparatus for an electric oil pump includes the control command generating section configured to drive the motor control section by the first current command signal obtained from the fixed second target torque signal of the second signal generating section in a first stage, when the control command generating section receives the start command of the motor from the host control device when engine stops, to output the sum signal of the first current command signal and the second current command signal to the current control section, and to drive the motor control section by the third current command signal in a second stage, and to switch the output of the target torque switching section from the fixed second target torque signal to the first target torque signal of the first signal generating section in a third stage.