Using skills of auto snow shovel

1, from the movement to the unidirectional movement The traditional snow shovel arms for releasing the kept auto snow shovel  motion, a spade a spade, consume large amounts of energy and waste a lot of time. Auto snow shovel the arm of a man without movement. 2, from the lateral force to promote more labor-saving longitudinal The traditional snow shovel the arm of a man are lateral force, using auto snow shovel when the arm of a man are pushing and pulling the longitudinal force, telescopic automotive shovel  a great gap. 3, physical strength instead of wrist force. The traditional snow shovel is hold the single handle, snow the uneven snow shovel will produce torque, wrist fatigue. Wheeled shovel snow people wrist relaxed, almost effortless. Mainly depends on people's arms and thighs. plastic grass rakes  efficiency of the auto snow shovel is about 10 times of the traditional snow shovel.