公开(公告)号：US20200030724A1

公开(公告)日：2020-01-30

申请号：US16496475

申请日：2018-04-04

Applicant: RT-FILTERTECHNIK GMBH

Inventor： Marco BAUTZ ,  Mathias DIETER

IPC: B01D29/96 ,  B01D35/147 ,  B01D29/23

Abstract: The invention relates to a filter device at least consisting of a housing (3, 5) and a filter element (23) that can be received in the housing in a replaceable manner and engages, with at least two key (53, 56, 58) or lock parts, in correspondingly embodied lock (57) or key parts of the housing (3, 5), which are associated with each other respectively in pairs in an engaged manner, as coding means and/or setting means and/or functional means and/or reproduction protection means.