| 摘要 |
This Invention is provided with a pair of strut 120 vertically arranged by the base substrate, a pair of swing member 131, a motor 133, and an arm provided to a rotating shaft of the motor. A pair of swing member 131 is swingably connected to an upper part of the strut 120, a guidance shaft couples each one end neighborhood of the pair of struts. Also a motor 133 is attached to the upper part of the struts 120 similarly, the arm 134 provided to the motor 133 is connected to other end neighborhood of one of swing member 131 among the pair of swing members 131, And, if the rotating shaft of the motor rotates, the other end neighborhood connected with the arm 134 is eccentric rotated, causing swing of the pair of swing member 131. |
