Based on the working condition, the operating principles of the inclined elevator are diverse, which is mainly to tract the car by the traction,?force driving, gear and teeth and rope climbing etc, and the traction angle is operating in the scope of 0°<α<90° theoretically. The passenger?can feel comfortable and convenient like taking the regular elevator. The angle can be changed if there is special need, and this kind of elevator?is mainly applied for the special demands of the bridge, chimney, dam, resort's slope and military etc.