Filterwerk Mann + Hummel Gmbh

Thomas Carle

Volker Greif

Klaus Moessinger

Stefan Kochert

Bernd Spaeth

A method of making an air filter insert for cleaning the combustion air of an internal combustion engine. The method includes producing the filter insert ( ) from a pleated filter medium ( ) which is formed into a hollow cylinder, in which at least one end plate ( ) made of thermoplastic elastomer or thermoplastic polyurethane is disposed on the axial end faces of the filter medium ( ). The at least one end plate ( ) is bonded to the cylindrical filter medium ( ) by heating the filter medium or the end plate ( ) with a high-temperature heating element and fusing the filter medium ( ) and the end plate ( ) to form a welded joint.

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Boeblingen, Germany

Thomas Carle