公开(公告)号：US4124092A

公开(公告)日：1978-11-07

申请号：US800015

申请日：1977-05-24

Applicant: Sadao Kajiya ,  Tomiaki Atsumi ,  Osamu Kuroda ,  Tamio Nakakubo

Inventor： Sadao Kajiya ,  Tomiaki Atsumi ,  Osamu Kuroda ,  Tamio Nakakubo

IPC: F01N1/02 ,  F01N1/08 ,  F01N1/00

CPC classification number: F01N1/02 ,  F01N1/084 ,  F01N2490/155

Abstract: A muffler for automobiles having a drum-shaped expansion chamber of diameter D and length h, to which gas inlet and outlet pipes and an insert pipe of a Helmholtz resonator open so that the gas flow traverses the expansion chamber substantially diametrically therethrough, wherein the ratio h/D is substantially 0.25 - 0.4.

Abstract translation: 一种用于汽车的消音器，其具有直径D和长度为h的鼓形膨胀室，气体入口和出口管以及亥姆霍兹共振器的插入管打开，使得气流基本上沿径向穿过膨胀室，其中， h / D基本上为0.25-0.4。