DUST COLLECTING DEVICE OF VACUUM CLEANER (VERSIONS) Russian patent published in 2009 - IPC A47L9/00 A47L9/16 

FIELD: household goods and personal effects.

SUBSTANCE: dust collecting device consists of dust separation unit which in turn contains a cyclone unit dust collecting housing which provides space for contaminating particles storage, channel for directing the contaminating particles, and division wall, which divides the housing into dust separation unit and contaminating particles storage space. The cyclone unit is equipped with a vane, protruding tangentially to cyclone unit in order to direct contaminating particle stream tangentially. The channel for directing the contaminating particles is made outside the dust separation unit, to direct the particles separated by this unit to the storage space. The channel also contains a discharge hole made in the division wall.

EFFECT: increase of device efficiency.

16 cl, 10 dwg