Patent Number: 9,970,340

Title: Vehicle exhaust system with resonance damping

Abstract: A vehicle exhaust system includes an exhaust component having an outer surface and an inner surface that defines an internal exhaust component cavity. At least one bleed hole is formed in the exhaust component to reduce a resonance frequency. The bleed hole comprises a discontinuous opening into the exhaust component cavity.

Inventors: Abram; Kwin (Columbus, IN), Callahan; Joseph E. (Greenwood, IN), Pham; Tommy (Avon, IN)

Assignee: Faurecia Emissions Control Technologies, USA, LLC

International Classification: F01N 1/02 (20060101); F01N 13/08 (20100101); F01N 1/08 (20060101); F01N 1/00 (20060101)

Expiration Date: 2022-05-15 0:00:00