Patent ID: 7951096

Claim:
A rehabilitation apparatus, comprising: a supporting housing; a rotary housing slidably mounted to the supporting housing, wherein the rotary housing has a gear-like portion formed on the outer surface thereof; at least one engagement member provided in the rotary housing for engaging a user's limb or body segment; an actuator fixedly mounted to the supporting housing for rotating the rotary housing, wherein the actuator has a driving shaft and an actuating gear disposed at one end of the driving shaft and meshed with the gear-like portion of the rotary housing; a control unit electrically connected to the actuator, wherein the control unit controls the actuator to rotate the rotary housing; a torque detector disposed in the supporting housing and electrically connected to the control unit for detecting the torque exerted on the driving shaft and outputting a torque signal corresponding to the torque to the control unit, wherein the torque detector comprises: a detecting circuit disposed on the driving shaft to detect the torque exerted on the driving shaft; at least one inner ring sleeved on the driving shaft; at least one outer ring sleeved on the inner ring and electrically connected to the control unit; and at least one conductive post disposed through the inner ring for electrically interconnecting the detecting circuit and the outer ring.