Patent ID: 7845466
Filing Date: 2010-12-07
Classification: F02B,F02M,G10K,Y10T

Abstract:
1. A sound generator for a vehicle, comprising: a hollow drum having an outer wall with an aperture formed therein, the outer wall defining a cavity of the drum, the drum adapted to be coupled to and in fluid communication with an air conduit, an interior wall disposed in the drum configured to selectively direct acoustic pressure waves therein, wherein the interior wall is integrally formed with the outer wall of the drum and extends inwardly from the outer wall of the drum into the cavity of the drum, the interior wall having a free end; a sound radiation panel disposed in and at least partially covering the aperture and adapted to radiate sound energy to at least one of an engine compartment and an interior of the vehicle; and a connector conduit disposed between the drum and the air conduit to provide fluid communication therebetween.