Cyclone dust-collecting apparatus and a vacuum cleaner...

Gas separation – With concentrate backflow or re-entrainment preventing means – Baffle intermediate concentrate collector zone and gas...

Reexamination Certificate

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Details

C055S429000, C055S459100, C055SDIG030

Reexamination Certificate

active

07407524

ABSTRACT:
A cyclone dust-collecting apparatus and a vacuum cleaner having the same are provided. The cyclone dust-collecting apparatus including: a cyclone body having a suction part through which air is drawn in and a discharge part through which the air is discharged; a grill connected to the discharge part, for filtering the air; a dirt receptacle connected to the cyclone body, for collecting dirt separated from the air which is drawn in through the suction part; and a downstream guide part for preventing dirt collected in the dirt receptacle from being scattered, and, of the dirt included in the drawn-in air, downward guiding a dirt having at least one of a predetermined weight and a predetermined size in a spiral direction by a flux of the air to the dirt receptacle.

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