FIELD: vacuum cleaners.
SUBSTANCE: proposed filtering unit for vacuum cleaner has casing with inner cavity for reception of dust and refuse contained in it, suction hole for suction of dust-laden air and outlet hole for escape of cleaned air, filter mounted inside casing for filtering the air sucked through suction hole, filter cleaner embracing the outer circular surface of filter for cleaning filter by turning the unit and raising and lowering it under action of air sucked through suction hole.
EFFECT: avoidance of choking of filter channel due to removal of fine dust stuck to filter during operation.
12 cl, 11 dwg
Authors
Dates
2006-05-27—Published
2004-10-26—Filed