VORTEX DUST COLLECTOR Russian patent published in 1997 - IPC

FIELD: cleaning devices using inertia dust separation; can be used in various industries for pneumatic transportation, pneumatic cleaning, aspiration systems. SUBSTANCE: auxiliary flow whirler is of double-stage direct-flow type with an annular clearance between the first and second whirling stages for intermediate discharge of dust concentrate and with an annular clearance in the lower part of the whirler for creating draw-in flow from the dust collecting chamber. Whirling members in the whirler are positioned at different angles. EFFECT: reduced hydraulic resistance and improved efficiency of dust extraction. 2 dwg