JPS59100913U

JPS59100913U - Engine silencer

Info

Publication number: JPS59100913U
Application number: JP19524982U
Authority: JP
Inventors: 豊島　洋平; 依田　隆志; 竹森　良久; 須山　栄蔵
Original assignee: カルソニックカンセイ株式会社
Priority date: 1982-12-24
Filing date: 1982-12-24
Publication date: 1984-07-07

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〜第３図はそれぞれ従来における機関用消音器を
示す断面図、第４図はこの考案における機関用消音器の
第１の実施例を示す断面図、第５図はこの考案の消音器
及び従来の消音器のエンジン回転数と吐出音レベルとの
関係を示す測定結果のグラフ、第６図〜第１０図はそ・
れぞれこの考案　　゛における機関用消音器の第２〜第
６の実施例を示す断面図である。２０・・・匣体、２１．２２・・・端板、２−３・・・
インレットバイブ、２４・・・アウトレットバイブ、２
５゜３２・・・多孔性焼結金属製バイブ、２６．２６ａ
。２６ｂ・・・共鳴室、２７・・・バッフル、２９・・・
孔明バッフル、３０・・・仕切板、３１・・・吸音材。１１　１（（２／ −−Figures 1 to 3 are cross-sectional views showing conventional engine silencers, Figure 4 is a cross-sectional view showing a first embodiment of the engine silencer of this invention, and Figure 5 is a silencer of this invention. Figures 6 to 10 are graphs of measurement results showing the relationship between engine speed and discharge sound level for conventional silencers and conventional silencers.
FIG. 3 is a cross-sectional view showing second to sixth embodiments of the engine silencer according to this invention. 20... Box body, 21.22... End plate, 2-3...
Inlet vibe, 24... Outlet vibe, 2
5゜32...Porous sintered metal vibe, 26.26a
. 26b...resonance chamber, 27...baffle, 29...
Komei baffle, 30...partition plate, 31...sound absorbing material. 11 1 (( 2 / --

Claims

[Scope of utility model registration request]

□ At least a part of the exhaust gas passage formed inside the casing with a sealed structure is constituted by a porous sintered metal vibrator, and the exhaust gas passage is formed around the outer periphery of the porous sintered metal vibrator through its porous ventilation holes. An engine silencer characterized by having at least one resonance chamber that communicates with the other.