公开(公告)号：US20100230204A1

公开(公告)日：2010-09-16

申请号：US12715809

申请日：2010-03-02

Applicant: Yusuke INOUE ,  Shigesato NAKAMURA

Inventor： Yusuke INOUE ,  Shigesato NAKAMURA

IPC: F01N1/00

CPC classification number: F01N1/04 ,  F01N2590/04

Abstract: An exhaust device for an engine cam include a flow rectifying device for rectifying a flow of an exhaust gas. The flow rectifying device is disposed in an upstream end of an inner pipe, and comprises protrusions projecting inwardly. The exhaust gas engaging the flow rectifying device has passed through a curved portion of the inner pipe. The inner pipe also includes a muffler having a plurality of vent holes disposed in an inner portion thereof, and an outer pipe surrounding the inner pipe, defining an angular chamber therebetween.

Abstract translation: 用于发动机凸轮的排气装置包括用于整流废气流的整流装置。 整流装置设置在内管的上游端，并且包括向内突出的突起。 与流量整流装置接合的排气通过内管的弯曲部。 内管还包括消声器，其具有设置在其内部的多个通气孔和围绕内管的外管，在其间限定一个角室。