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:
Nov. 01, 2022
Filed:
Sep. 22, 2017
Korea Advanced Institute of Science and Technology, Daejeon, KR;
National Rehabilitation Center, Seoul, KR;
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, Daejeon, KR;
NATIONAL REHABILITATION CENTER, Seoul, KR;
Abstract
A shoulder joint tracking apparatus includes a gravity compensation spring that compensates for a vertical movement of a shoulder joint of a trainee, a weight of an arm, and gravity to a weight of a rehabilitation exercise device attached to the arm, and a shoulder joint tracking device that is provided at one side of the shoulder rehabilitation apparatus, is connected to the gravity compensation spring, and applies a damping force corresponding to a force applied by the trainee, in a direction opposite to a direction in which the force is applied, to control a vertical movement of the shoulder rehabilitation apparatus.