PURPOSE: A locating backtracking motor is provided to prevent malfunction by backtracking the body of rotation to initial position when it is turned off. CONSTITUTION: A motor is equipped behind the inner case. An output shaft(3) corresponds to the motor rotating shaft at the front of the case. Electromagnet clutch unit(4) is equipped between rotary shaft and output shaft of the motor. The rotator(5) is mounted on front of the output shaft. A returning spring is inserted into the output shaft.
