JPS5932111U - automotive muffler - Google Patents

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の自動車用マフラを示す正面断面図、第２
図はこの考案に係る自動車用マフラの第１実施例を示す
正面断面図、第３〜６図はこの考案の第２実施例を示す
図であり、第３図はその正面断面図、第４図は第３図の
ＩＶ−ＩＶ矢視断面図、第５図は第４図の■−■矢視断
面図、第６図は第４図のＶＩ−ＶＩ矢視断面図、第７図
はこの考案の第３実施例を示す正面断面図である。 ２１．５１・・・外筒、２Ｂ、　　５６．　５８・・・
共鳴室、２９．５９・・・入口管、３０・・・第１頸管
、３１゜６１・・・共鳴型消音要素、３３．　４３．　
６２・・・出口管、３４．６４・・・小孔、４４・・・
開口部（小孔）、　　　　−６０・・・頚管。 ４４　　　・ ４１　　　４５　　　　　４２ ５Figure 1 is a front sectional view showing a conventional automobile muffler;
The figure is a front sectional view showing the first embodiment of the automobile muffler according to this invention, and FIGS. 3 to 6 are views showing the second embodiment of this invention. The figure is a cross-sectional view taken along the line IV--IV in FIG. 3, FIG. 5 is a cross-sectional view taken along the line ■-■ in FIG. 4, FIG. FIG. 3 is a front sectional view showing a third embodiment of this invention. 21.51...Outer cylinder, 2B, 56. 58...
Resonance chamber, 29. 59... Inlet pipe, 30... First cervical canal, 31° 61... Resonance type muffling element, 33. 43.
62...Outlet pipe, 34.64...Small hole, 44...
Opening (ostium), -60... Cervical canal. 44 ・ 41 45 42 5

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内部に頚管と共鳴室とで構成される共鳴型消音要素を有
する外筒と、この外筒に排気ガスを導入する入口管と、
前記外筒あるいは入口管に連通し排気ガスを放出する出
口管と、を備えた自動車用マフラであって、前記出口管
に前記共鳴室と連通ずる小孔を形成したことを特徴とす
る自動車用マフラ。an outer cylinder having a resonant silencing element made up of a cervical canal and a resonance chamber therein; an inlet pipe for introducing exhaust gas into the outer cylinder;
A muffler for an automobile, comprising: an outlet pipe communicating with the outer cylinder or the inlet pipe and discharging exhaust gas, characterized in that the outlet pipe is formed with a small hole communicating with the resonance chamber. scarf.