US 12,345,224 B2
Muffler and filter system
Dennis Stark, Mauer (DE); Michael Kaufmann, Meckenheim (DE); and Klaus-Dieter Ruhland, Meckenheim (DE)
Assigned to MANN+HUMMEL GmbH, Ludwigsburg (DE)
Filed by MANN+HUMMEL GmbH, Ludwigsburg (DE)
Filed on Feb. 24, 2023, as Appl. No. 18/174,181.
Application 18/174,181 is a continuation of application No. PCT/EP2021/073276, filed on Aug. 23, 2021.
Prior Publication US 2023/0220822 A1, Jul. 13, 2023
Int. Cl. F02M 35/12 (2006.01); F02M 35/02 (2006.01); F02M 35/14 (2006.01)
CPC F02M 35/1211 (2013.01) 15 Claims
OG exemplary drawing
 
1. A muffler for a filter system, the muffler comprising:
a base body comprising an inlet opening;
a fluid guiding rib externally arranged on the base body and configured to guide a fluid to be filtered by the filter system from an externo side base body toward the inlet opening of the base body;
wherein the fluid guiding rib extends along the exterior of the base body, and wherein the fluid to be filtered passes through the base body a first flow direction.