The device (10) has a filter housing (12), and a suction channel arrangement (14) provided for sucking air from an outer area (A) into the housing. A flow path (S1) and another flow path are arranged in the arrangement, and a valve device (16) is adjusted ...

The air duct (12) comprises a Helmholtz resonator (14) having a damping element (30) which functions as a sound-dissipative material. The Helmholtz resonator is arranged along the depth dimension (T) of the air duct and is set away from the transition regi...

The suction pipe (2) has bearer channel (7) for passage of fluid between intake pipes (4) provided on fluid inlet and fluid outlet (8). A cooling channel (10) for passage of cooling medium such as cooling liquid has cooling medium inlet extending to coolin...