JPS5965917U

JPS5965917U - Silencer

Info

Publication number: JPS5965917U
Application number: JP16186182U
Authority: JP
Inventors: 宮田　慶男
Original assignee: 旭工業株式会社
Priority date: 1982-10-25
Filing date: 1982-10-25
Publication date: 1984-05-02

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はこの考案の実施例を示す縦断面、第２図は同横
断面図、第３図は拡散筒の構成を示す斜視図、第４図は
この考案の他の実施例を示す横断面図である。４・・・外被筒、５・−・内筒、６・・・小孔、７・・
・吸音材、９．１０・・・吸音壁、１１．　１２．　１
３．　１４・・・吸音室、１５・・・導入管、１６・・
・導出管、２０・・・ハニカム体。第２図第３図Fig. 1 is a longitudinal section showing an embodiment of this invention, Fig. 2 is a cross-sectional view thereof, Fig. 3 is a perspective view showing the configuration of a diffusion tube, and Fig. 4 is a cross-sectional view showing another embodiment of this invention. It is a front view. 4... Outer cylinder, 5... Inner cylinder, 6... Small hole, 7...
・Sound absorbing material, 9.10...Sound absorbing wall, 11. 12. 1
3. 14...Sound absorption chamber, 15...Introduction pipe, 16...
- Outlet pipe, 20...honeycomb body. Figure 2 Figure 3

Claims

[Scope of utility model registration request]

An outer jacket cylinder having an exhaust inlet pipe and an exhaust outlet pipe, an inner cylinder having a large number of small holes installed at a predetermined gap in the outer jacket cylinder, and an inner cylinder filled between the outer jacket cylinder and the inner cylinder. A sound damping device having a sound absorbing material, the inside of the jacket cylinder being made of a ceramic body having air permeability, or a plurality of sound absorbing walls arranged at predetermined intervals in the axial direction, so that the inside of the jacket cylinder is made of a ceramic body having air permeability. A communication pipe is installed through the sound absorption wall, and at least a part of the communication pipe is provided with a honeycomb body, and the exhaust gas introduction pipe, outlet pipe, and communication pipe are A silencer characterized in that adjacent tubes are installed with their axes shifted from each other.