Machine Roomless ElevatorThe optimal business way is to avoid waste of resources. Building space is saved and building cost is lowered through a comparison between elevators without machine room and with machine room, for model of building to be nicer in appearance, with higher utilization of hatchway space and more stable operation.With gearless traction machine used,characterized by high driving efficiency and low running energy consumption, able to save 30-40% power consumption compared with general traction machines, typical of small vibration and low noise,and the self-contained safety protection ensures a secured and reliable elevator operation.They are extensively adaptable to residential buildings and business buildings of medium-level and low-level degree of elevation.