Patent ID: 7717974

Claim:
An air filter arrangement for an internal combustion engine that operates with scavenging, comprising: a housing ( 21 ) having an air filter base ( 5 ), wherein said air filter base ( 5 ) is provided with a first inlet opening ( 12 ) and a second inlet opening ( 10 ), further wherein an air channel ( 11 ) opens out at said first inlet opening ( 12 ), and wherein a mixture channel ( 9 ) opens out at said second inlet opening ( 10 ); an air filter element ( 4 ) operatively mounted on said housing ( 21 ), wherein said air filter element ( 4 ) delimits a first cleaning chamber ( 18 ); and a shield ( 17 ) disposed in said first cleaning chamber ( 18 ) for shielding said air filter element ( 4 ) relative to said mixture channel ( 9 ), wherein said first inlet opening ( 12 ) is adapted to be in communication with said second inlet opening ( 10 ) via said shield ( 17 ).