| 摘要 |
A vacuum cleaner with high efficiency in sucking dust includes a main body and a floor nozzle pivotally coupled to the main body. The body includes a body cover, and within the body, a fan motor and a dust- collecting bag mounting portion. The floor nozzle includes a floor nozzle cover having an opening at its surface in contact with a floor and a suction member on its wall against the body, a rotary brush member arranged to face the opening and driven by the fan motor, and a ventilation fan provided at an end of the rotary brush member and rotating according to rotation of the rotary brush member. The body further includes a hose with one end connected to the suction member and the other end connected to the dust-collecting bag mounting portion. The vacuum cleaner further includes a driving member for driving the rotary brush member and the ventilation fan.
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