Mixed-flow exhaust silencer assembly

Details Mixed-flow exhaust silencer assembly Mixed-flow exhaust silencer assembly

2007-09-25

2009-08-25

Donels, Jeffrey (Department: 2832)

Acoustics

Sound-modifying means

Muffler, fluid conducting type

C181S220000, C244S00100R

Reexamination Certificate

active

07578369

ABSTRACT:
An exhaust silencer assembly comprising a casing having an exhaust gas entrance opening, an exhaust gas exit opening, and a cooling air inlet opening, and an acoustic-attenuating porous liner disposed within an interior chamber of the casing, thereby dividing the interior chamber into an inner region located between the exhaust gas entrance opening and the exhaust gas exit opening, and an outer region located between the acoustic-attenuating porous liner and the casing, where the cooling air inlet opening is located at the outer region.

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