Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jae Won Choi0
Chang Ook Lee0
Date of Patent
September 2, 2008
Patent Application Number
11213781
Date Filed
August 30, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A dust collection unit for a vacuum cleaner includes a dust collection container for collecting foreign objects contained in air introduced therein, covers defining a top and bottom of the dust collection container, and a filter-cleaning unit having a plurality of brushes rotating around the porous filter unit to remove the foreign objects clogging the outer surface of the porous filter unit.
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