Floor nozzle for vacuum cleaner, has air inlet whose is turned towards floor to be cleaned during operation of floor nozzle, and air guide unit that is provided in vortex tube to guide air entering through air inlet in rotation

摘要

The floor nozzle (5) has a vortex tube having an air inlet and an air outlet. The bottom of air inlet is turned towards the floor to be cleaned during operation of floor nozzle. The air guide unit is provided in vortex tube to guide air entering through the air inlet in rotation. The vortex tube is constructed in rotationally symmetrical manner. The vortex tube is cylindrical or widened towards the bottom. The air guide unit is tapered towards the bottom.