Patent ID: 9327398
Filing Date: 2016-05-03
CPC Classification: A61H,B25J

Claim Text:
1. A rotation adjustment apparatus, comprising: a motion assisting wearing device including the motion assisting wearing device providing a rotational movement of the upper arm member with respect to the trunk member and a rotational movement of the forearm member with respect to the upper arm member; and a first locking mechanism restraining the rotational movement of the upper arm member and a second locking mechanism restraining the rotational movement of the forearm member when a load applied on the motion assisting wearing device exceeds a predetermined threshold value and when a biosignal issued from the wearer exceeds a predetermined level and is detected; the first locking mechanism and the second locking mechanism being independently operated, the first locking mechanism and the second locking mechanism including a first plate and a second plate rotatably mounted on the first plate, the second plate having a plurality of recesses spaced about a periphery of the second plate, and the first plate including pins moving into and out of the plurality of recesses to lock the first plate and the second plate together when the load exceeds the predetermined threshold value and the biosignal exceeds the predetermined level.