MOTOR DAMPER WITH IMPROVED WATER-TIGHTNESS AND SHOCK ABSORBABILITY

摘要

A motor damper is provided to lengthen the service life of a driver motor by relieving the switching impulse of a disc with a spring . A motor damper comprises a cylinder(2), an axis of rotation(4), a drive motor(5), a bracket(7) and a double coil spring(10). The axis of rotation is formed inside of the cylinder and has a disc(3). The axis of rotation is connected to the drive motor. The end part of the axis of rotation and a motor shaft(6) are connected with the double coil spring. The drive motor is fixed to the bracket and the double coil spring is installed inside the drive motor.