The housing (1) for an air filter has an upper half-shell (2) at the clean air side which at least partially forms an acoustic damper. Its inner side is fitted with ribs (7) for reinforcement, which extend into the interior of the housing to form at least one resonator volume within the volume of the housing.
申请公布号
DE19737701(A1)
申请公布日期
1999.03.04
申请号
DE1997137701
申请日期
1997.08.29
申请人
FILTERWERK MANN & HUMMEL GMBH, 71638 LUDWIGSBURG, DE