| 摘要 |
PROBLEM TO BE SOLVED: To provide an actuator that can be made compact in the axial and radial directions of a motor.SOLUTION: An actuator comprises a motor that includes an output shaft, a motor case that houses the motor, and a cross roller bearing that includes an outer ring and an inner ring rotatably fitted to the outer ring and rotatably supports an object member, and rotates the object member. The outer ring is attached to the motor case, and the inner ring is sandwiched between a supporting body that rotates with the rotation of the output shaft and the object member fixed to the supporting body. |
