Patent ID: 7799106
Filing Date: 2010-09-21
Classification: B01D,B04C,F02M

Abstract:
1. A gas intake zone ( 1 ) of a divisible gas filter housing which supports a replaceable filter element ( 3 ) and serves as a prefilter having a plurality of cyclone collectors arranged side-by-side, each receiving oncoming flow axially and each having spin-generating elements ( 7 ) in their intake zones and axially immersed gas outlet immersion tubes ( 9 ) on the outlet end in their respective interior within annular channels ( 10 ) provided between these immersion tubes ( 9 ) and the respective cyclone outside walls for preseparation of dirt particles separated radially outward due to centrifugal forces in the individual cyclones, wherein the totality of the cyclones comprises a unit made up of three zones ( a first zone ( a second zone ( a third zone ( the zones (