Patent ID: 7152277

Claim:
A filter assembly for a cyclone type dust collecting apparatus of a vacuum cleaner, the cyclone type dust collecting apparatus centrifugally separating contaminants from an externally-drawn air and collecting the separated contaminants therein, the filter assembly for filtering contaminants floating in an air which is discharged through an exhaust port of the cyclone the dust collecting apparatus, comprising: a rotary filter rotatably connected with respect to the exhaust port of the cyclone type dust collecting apparatus, the rotary filter including a suction grill portion disposed at the outer circumference and a discharge port in fluid communication with the exhaust port; and a filter rotating unit comprised of a connecting portion open in a downward direction with respect to an axis of the rotary filter: an operating bar extending upwardly from the bottom of the dust receptacle of the cyclone type dust collecting apparatus, for operating in association with the connecting portion of the rotary filter: and a rotation driving portion, disposed between the operating bar and the connecting portion, capable of rotating the rotary filter in association with the engagement and disengagement of the dust receptacle, the filter rotating unit for rotating the rotary filter within the dust collecting apparatus, thereby removing the contaminants filtered on the suction grill portion and depositing them into a removable dust receptacle engaged to the cyclone type dust collecting apparatus.