US 12,390,750 B2
Filter device having a filter element
Christine Oprisch, Oberriexingen (DE); Jochen Fuellemann, Ludwigsburg (DE); and Frank Pflueger, Sachsenheim (DE)
Assigned to MANN+HUMMEL GmbH, Ludwigsburg (DE)
Filed by MANN+HUMMEL GmbH, Ludwigsburg (DE)
Filed on Dec. 19, 2022, as Appl. No. 18/067,881.
Application 18/067,881 is a continuation of application No. PCT/EP2020/087399, filed on Dec. 21, 2020.
Claims priority of application No. 20182427 (EP), filed on Jun. 26, 2020.
Prior Publication US 2023/0119622 A1, Apr. 20, 2023
Int. Cl. B01D 35/30 (2006.01)
CPC B01D 35/30 (2013.01) [B01D 2201/30 (2013.01); B01D 2201/31 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A filter device comprising:
a filter element configured to filter a liquid or a gaseous fluid, wherein the filter element comprises a filter medium body surrounding an interior flow chamber and further comprises a first end plate, wherein the first end plate, in relation to a longitudinal axis of the filter medium body, is arranged at an end face of the filter medium body;
a filter base housing configured to receive the filter element;
an assembly component for assembly and disassembly of the filter element in the filter base housing, wherein the assembly component is configured to connect to the first end plate and to the filter base housing by a rotational movement about the longitudinal axis;
wherein the assembly component comprises one or more interlocking elements;
an interlocking counter element arranged at the first end plate or at a component at the first end plate;
wherein the one or more interlocking elements are configured to be brought into an axial interlocking connection with the interlocking counter element, while enabling at the same time a free rotatability in a rotational direction about the longitudinal axis;
wherein the interlocking counter element is a circumferentially extending interlocking collar comprising one or more slotted guide-shaped insertion ramps for insertion of the one or more interlocking elements.