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Cyclone dust collecting apparatus for a vacuum cleaner

  • US 20020178701A1
  • Filed: 02/26/2002
  • Published: 12/05/2002
  • Est. Priority Date: 05/31/2001
  • Status: Abandoned Application
First Claim
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1. A cyclone dust-collecting apparatus for a vacuum cleaner, comprising:

  • a cyclone body configured to separate filth from dirt-laden air drawn through an air-suction passage using a centrifugal force, and further configured to discharge clean air through an air-discharging passage; and

    a filth backflow-preventing member configured to shift an advancing direction of filth included in the dirt-laden air from flowing to the air-discharging passage to a whirling air current along an inner side of the cyclone body.

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