| 摘要 |
PROBLEM TO BE SOLVED: To enhance the degree of freedom of the movement of a movable accessory.SOLUTION: A performance accessory unit 16 includes a performance control part 40 for outputting a performance control signal, a fixed side communication part 23, a power feeding rail 22, and a movable accessory 21. The movable accessory 21 includes a driving motor 35, a movable side communication 32 for communicating with the fixed side communication part 23 by radio, a storage device for storing the received performance control signal, and a motor control part 43 for controlling the driving motor 35 on the basis of the performance control signal. |
