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. 07, 2020
Filed:
Mar. 09, 2016
Jtekt Corporation, Osaka-shi, JP;
Hiromichi Ohta, Kariya, JP;
Kazuyoshi Ohtsubo, Chiryu, JP;
JTEKT CORPORATION, Osaka-shi, JP;
Abstract
A swinging joint device includes a driving shaft member; a first output portion that swings about a driving axis serving as an axis of the driving shaft member; an elastic body that generates an urging torque corresponding to a first swinging angle that is a swinging angle of the first output portion; an apparent rigidity variable portion that varies apparent rigidity of the elastic body seen from the first output portion; a first angle detection portion that detects the first swinging angle; and a control portion that controls the apparent rigidity variable portion according to the first swinging angle detected by the first angle detection portion to adjust the apparent rigidity of the elastic body seen from the first output portion.