Besides the property of the asynchronous motor,the taper asynchronous motor can daff the detent easily,because magnetic force is generated when stator three-phrase windings connect to the electricity.

锥形异步电具有一般异步电性能外,还因定子相绕组接通电源时产生轴向磁拉力,可开制器,从而使锥形异步电正常运行。