Patent ID: 9284868
Filing Date: 2016-03-15
CPC Classification: F01N,F02B,F02M,G10K

Claim Text:
1. An exhaust device for an internal combustion engine with an exhaust line which has a double-flow section at least in a rear section, the exhaust device comprising: a first exhaust pipe in the double-flow section; a second exhaust pipe in the double-flow section; a first acoustic actuator connected to the first exhaust pipe in a sound-transmitting manner; and a second acoustic actuator connected to the second exhaust pipe in a sound-transmitting manner, wherein the exhaust pipes have different structural designs, the first exhaust pipe having a coupling point at which sound transmission of the first actuator to the first exhaust pipe takes place, the second exhaust pipe having a coupling point at which sound transmission of the second actuator to the second exhaust pipe takes place, wherein a distance between the coupling point of the first exhaust pipe and an outlet of the first exhaust pipe along the first exhaust pipe is at least ten centimeters greater than a distance between the coupling point of the second exhaust pipe and an outlet of the second exhaust pipe along the second exhaust pipe.