Patent ID: 11931309
Assignee: KYOTO UNIVERSITY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 10:
11. The actuator unit according to claim 9, wherein:
the lower connecting body includes a lower receiving shaft provided on the lower frame to extend inward in the user width direction;
the lower receiving member includes an elastic roller supported by the lower receiving shaft;
the lower fastening member has an engagement arm extending radially outward from the bearing part in a position more inside in the user width direction than the cam part; and
the engagement arm is provided with an engagement groove for engagement with a portion of the lower receiving shaft, which extends more inward in the user width direction than the elastic roller, when the lower fastening member is rotated around the lower rotational shaft from the released position toward the second side around the axis of the lower rotational shaft to hold the lower leg frame with respect to the user front-back direction in cooperation with the lower receiving member.