push snow shovel with wheels

Wheel-saving artificial snow shovel works: (1) from round-trip one-way movement to movement
Traditional  snow pushers shovels arm retractable kept reciprocating need, need a spade a spade, dry, consume a lot of physical and wasted a lot of time. Wheeled artificial snow shovel just pushing forward on it, save manpower and improve efficiency. (2), the lateral force change from portrait to promote more effort
When the shovel arm is a lateral force traditional snow, artificial snow when wheeled shovel arm is sliding longitudinal force, feeling a big gap.
(3), instead of using physical force wrist strength.
Traditional snow shovel is a single handle with both hands, uneven snow shovel snow when installed will produce rotational torque, wrist fatigue. When using wheeled snow shovel artificial person's wrist can relax, effortlessly. Mainly rely on people's arms and legs hard. Under normal circumstances artificial push snow shovel with wheels efficiency is about 10 times the traditional snow shovel.