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:
Jul. 14, 2020
Filed:
Mar. 14, 2018
Jtekt Corporation, Osaka-shi, JP;
JTEKT CORPORATION, Osaka-shi, JP;
Abstract
An assist device includes a body wearing unit and an actuator unit. The actuator unit includes an output link configured to pivot about a joint of an assist target body part and to be attached to the assist target body part; an actuator including an output shaft configured to generate an assist torque via the output link; a torque determination unit configured to determine a combined torque obtained by combining a user torque and the assist torque from the output shaft, the user torque being input from the output link when the user causes the assist target body part to pivot; a correction unit configured to calculate a correction amount for the determined combined torque; and a pivot angle control unit configured to control a pivot angle of the output shaft based on the determined combined torque and the calculated correction amount.