Patent ID: 8617279

Claim:
An air box for an internal combustion engine of a hand-held motor device, comprising: a housing ( 3 , 5 ) including a first suction opening ( 7 ), a second suction opening ( 9 ), and an outlet ( 15 ); and an air filter ( 21 ) arranged in the housing ( 3 , 5 ), wherein the first suction opening ( 7 ) is arranged in a first suction pipe ( 11 ) and the second suction opening ( 9 ) is arranged in a second suction pipe ( 13 ) such that an interaction occurs between the first suction opening ( 7 ) and the second suction opening ( 9 ) when operating the internal combustion engine of the hand-held motor device, which causes a partial backflow of the intake air through the suction openings ( 7 , 9 ), at least temporarily.