DUST COLLECTOR FOR VACUUM CLEANER Russian patent published in 2018 - IPC A47L9/16 

FIELD: satisfaction of human vital requirements.

SUBSTANCE: dust collector for a vacuum cleaner is provided including a first cyclone disposed in an outer casing for filtering dust from air supplied from its outside and supplying air from which the dust has been filtered to its interior, contains a second cyclone installed in the interior of the first cyclone to separate fine dust from the air supplied to the interior of the first cyclone. Device also comprises a first guide vane, spiraling from an annular first space between the first and second cyclones, to create a rotating flow for supplying air supplied to the first space to the inlet of the second cyclone, and comprises a second guide blade spiraling along the inner periphery of the inlet to reinforce the rotational flow of air supplied to the interior of the second cyclone through the inlet.

EFFECT: dust collector for a vacuum cleaner is provided.

12 cl, 6 dwg