DUST SEPARATOR TO VACUUM CLEANER Russian patent published in 2007 - IPC A47L9/16 

Abstract RU 2308869 C2

FIELD: vacuum cleaners, namely dust separator mounted in housing of vacuum cleaner and designed for separating and settling dust from sucked air.

SUBSTANCE: dust separator includes dust separating unit having casing with suction opening passing through lower part of casing. In said casing guiding helical member for driving to rotation air sucked through suction opening from lower part of casing till its upper part and at least one main filter for collecting dust separated from sucked air are arranged. Second dust separating unit of dust separator includes cyclones arranged in circle along edge of first separating unit. Cyclones are designed for centrifugal separation of dust from air emitted from first dust separating unit. Dust separator also includes covering unit attached over first and second dust separating units and designed for directing air emitted from said units.

EFFECT: enhanced efficiency of dust separation due to multi-stage processing of sucked dust, lowered pressure losses, increased initial suction effort.

13 cl, 2 dwg

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RU 2 308 869 C2

Authors

Khan Dzhung-G'Jun

O Dzhang-K'Jun

Dates

2007-10-27Published

2005-09-09Filed