| 摘要 |
PURPOSE: Provided is an automatic apparatus for washing off ones back by means of controlling automatically the position of a back washing plate up and down along a curved line by switching. CONSTITUTION: The automatic apparatus for washing off ones back comprises a switching means(100) to output switching signals in order to set upward/downward and front/back moving sections of the back washing plate, a microcomputer(200), a motor driving part(300), a motor(400), a cushion and vibration part(500) to vibrate the back washing plate, a sensing part(600) for sensing the number of rotations of the motor(400), a first gear(700), a belt(800), a second gear(900), sensing parts(1000)(1100) for sensing upward and downward positions of the back washing plate, a power source part(1200), a display part(1300), a number ticket sensing part(1400), and a belt tension part(1500).
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