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:
Apr. 14, 2020
Filed:
Jan. 04, 2018
Nsk Ltd., Tokyo, JP;
Tomoyuki Kikuta, Maebashi, JP;
Takahiro Tsubaki, Maebashi, JP;
NSK LTD., Tokyo, JP;
Abstract
To provide a drive information recording device capable of recording drive information including steering torque, a steering angle, and flag information capable of recognizing whether or not automatic driving control is performed, as drive information related to steering, and an electric power steering device including the same. A drive information recording device includes a storage device, a camera, an impact detection sensor, a display device, and a drive information recording control unit, and the drive information recording control unit records, in the storage device, drive information in which information including inputted steering torque, vehicle speed, input shaft rotational angle, output shaft rotational angle, motor rotational angle, first current command value and second current command value, steering angle, steering angle command value, and a mode flag is associated with inputted captured image data.