J. Eberspaecher Gmbh & Co. Kg

Eberspächer Exhaust Technology Gmbh & Co. Kg

J. Eberspacher Gmbh & Co Kg

Manfred Müller

Georg Wirth

Jan Krüger

Roland Schwarz

Frank Castor

Jürgen Kobe

The present invention to an active muffler for an exhaust gas system of an internal combustion engine, in particular in a motor vehicle, includes a multi-shell housing having a pot-shaped top shell and a pot-shaped bottom shell, a funnel-shaped sound conducting body, which is inserted into the bottom shell and has a connection passing through the bottom shell and out of the housing, a loudspeaker, which is situated in the top shell and is attached to a flange section of the sound conducting body at a distance from the connection, such that a free inside cross section of the sound conducting body surrounded by the flange section is closed with an airtight seal, and a bypass through which an interior space of the top shell is connected to an interior space of the bottom shell so they communicate.

Active muffler

Growing community of inventors

Baltmannsweiler, Germany

Manfred Müller