JP2007089820A5 - - Google Patents

Claims (4)

  In a vacuum cleaner floor nozzle having a rotary rotor for dust lifting, the vacuum cleaner floor nozzle has at least one spiral cleaning body and at least one spiral wind receiver on the outer periphery. A rotating rotor that scrapes up dust, a rotating rotor chamber that rotatably stores the rotating rotor, and an air introduction port that is arranged on a side surface of an outer wall of the floor nozzle and communicates with the rotating rotor chamber to take in outside air The air flowing in from the air inlet is caused to flow from at least one end of the rotating rotor toward the other end so that the rotating rotor is rotated against the cleaning body and the wind receiving body. Floor nozzle for electric vacuum cleaner.   The floor nozzle for a vacuum cleaner according to claim 1, wherein the twist angle of the spiral cleaning body and the wind receiving body is 360 degrees or more and 1440 degrees or less in terms of the total length of the rotary rotor.   An air inlet is provided on both sides of the outer wall of the floor nozzle, and the torsional direction of the spiral cleaning body and the wind receiving body is changed from the middle of the longitudinal direction of the rotary rotor to the opposite direction. The floor nozzle for a vacuum cleaner according to claim 1 or 2, wherein the body is arranged in a substantially V shape.   An electric blower, a dust collection chamber for collecting dust, and the vacuum cleaner floor nozzle according to any one of claims 1 to 3, wherein the electric blower and the vacuum cleaner floor nozzle communicate with each other. Let the vacuum cleaner.