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:
Aug. 23, 2011
Filed:
Jul. 18, 2006
Hideto Yoshinari, Tokai, JP;
Masahide Harada, Yokohama, JP;
Kaoru Uchiyama, Hitachiomiya, JP;
Osamu Koizumi, Ibaraki, JP;
Hideto Yoshinari, Tokai, JP;
Masahide Harada, Yokohama, JP;
Kaoru Uchiyama, Hitachiomiya, JP;
Osamu Koizumi, Ibaraki, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
The present invention provides an electric power steering apparatus, in which reduction and thickness thereof can be achieved, radiation performance thereof can concurrently be ensured, and manufacturing and running costs thereof can also be reduced, even when the apparatus includes a structure having a motor and a motor control device integrated therewith. The apparatus includes a motor which assists in steering operations, a motor control device which controls the motor, and a housing which accommodates the motor and the motor control device. The housing includes a motor accommodation portion which accommodates the motor, and a control device accommodation portion which accommodates the motor control device. The motor control device includes a drive unit which drives the motor, and a control unit which controls the motor. The drive unit is disposed in a position in the control device accommodation portion, the position being in proximity to the motor accommodation portion.