Filter element for use as compact air filter in internal combustion engines, has layer of filter medium, which is arranged on carrier in flow direction

摘要

A filter element has a layer of filter medium, which is arranged on a carrier in a flow direction. An inflow side filter layer has a filter layer, which is made of fine fibers. The fine fibers are arranged in interior of the filter medium, where the fine fibers are micro- or nanofibers having a diameter of 2 mu m. The carrier is a grating made of polyamide 6.6.