公开(公告)号：US12203407B2

公开(公告)日：2025-01-21

申请号：US17732397

申请日：2022-04-28

Applicant: FORD GLOBAL TECHNOLOGIES, LLC

Inventor： Derek Ballou

IPC: G10K15/04 ,  F02B37/12 ,  F02M35/12 ,  G10K9/04

Abstract: An apparatus, a system, and a method are disclosed for enhancing a sound of an engine having a turbocharger. The apparatus is used with a vehicle having a turbocharger that includes a recirculation hose that is disconnected from the system. A short section of hose is assembled to a blow-off valve and a sound modification apparatus that includes a horn end and an attachment portion. The attachment portion is connected to an outlet end of the short section of hose. The horn end has a conical end through which a first tone is emitted when vented gases pass inside the horn and a plurality of arcuate opening through which a second tone is emitted.