JPS5991410U - 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) [Summary] 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一実施例を示す正
面断面図、第３図は第２図に示すＵターン管の斜視図で
ある。 ２１・・・・・・マフラ本体、３０・・・・・・第３室
（拡張室）、３２・・・・・・排気入口管、３３．３４
・・・・・・排気出口管、Ｌｌ、　Ｌ２・・・・・・出
口管３３．３４の長さ、ｌ・・・・・・出口管３３．３
４のマフラ本体２１からの　　□突出長さ、Ｘ・・・・
・・平面。Figure 1 is a front sectional view showing a conventional automobile muffler;
The figure is a front cross-sectional view showing one embodiment of an automobile muffler according to the invention, and FIG. 3 is a perspective view of the U-turn pipe shown in FIG. 2. 21... Muffler body, 30... Third chamber (expansion chamber), 32... Exhaust inlet pipe, 33.34
...Exhaust outlet pipe, Ll, L2...Length of outlet pipe 33.34, l...Outlet pipe 33.3
□Protrusion length from the muffler body 21 of No. 4, X...
··Plane.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内部に拡張室を有するマフラ本体と、一端が騒音源に接
続されて他端が該拡張室に開口する排気入口管と、一端
が拡張室に開口し他端がマフラ本体より突出開口する一
対の排気出口管と、を備えた自動車用マフラであって、
前記排気出口管の一方を他方よりも所定値だけ長く形成
するとともに、これらの排気出口管をマフラ本体より同
一長さだけ突出させてこれらの開口端を同一平面上に配
置したことを特徴とする自動車用マフラ。A muffler body having an expansion chamber inside, an exhaust inlet pipe having one end connected to a noise source and the other end opening into the expansion chamber, and a pair of exhaust inlet pipes having one end opening into the expansion chamber and the other end protruding from the muffler body. An automobile muffler comprising an exhaust outlet pipe,
One of the exhaust outlet pipes is formed to be longer than the other by a predetermined value, and these exhaust outlet pipes are made to protrude from the muffler body by the same length, and their open ends are arranged on the same plane. Automobile muffler.