JPS6170515U

JPS6170515U -

Info

Publication number: JPS6170515U
Application number: JP15604984U
Authority: JP
Priority date: 1984-10-16
Filing date: 1984-10-16
Publication date: 1986-05-14

Description

[Brief explanation of the drawing]

第１図は、本考案の一実施例に係る自動車用サ
ブマフラの縦断面図、第２図は、第１図の自動車
用サブマフラの−断面図、第３図は、従来の
自動車の排気系の全体構成図、第４図は、第３図
における第１のサブマフラ１ａの縦断面図、第５
図は、第３図における第２のサブマフラ１ｂの縦
断面図、第６図は、グラスウール等に包まれた第
４図の第１のサブマフラ１ａの縦断面図である。１……サブマフラ（自動車用サブマフラ）、２
１……外筒、２２……内筒、２５……外筒の内部
空間、２６……内筒の内部空間、３１……排気ガ
スパイプ、３２……排気ガス通路、３３……小孔
、３４……チユーニングパイプ。 FIG. 1 is a longitudinal cross-sectional view of an automobile sub-muffler according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of the automobile sub-muffler of FIG. 1, and FIG. 3 is a cross-sectional view of a conventional automobile exhaust system. The overall configuration diagram, FIG. 4, is a vertical sectional view of the first sub-muffler 1a in FIG.
This figure is a longitudinal sectional view of the second sub-muffler 1b in FIG. 3, and FIG. 6 is a longitudinal sectional view of the first sub-muffler 1a of FIG. 4 wrapped in glass wool or the like. 1...Sub muffler (automobile sub muffler), 2
DESCRIPTION OF SYMBOLS 1... Outer cylinder, 22... Inner cylinder, 25... Inner space of outer cylinder, 26... Inner space of inner cylinder, 31... Exhaust gas pipe, 32... Exhaust gas passage, 33... Small hole, 34 ...Tuning pipe.

Claims

[Scope of utility model registration request]

It is composed of an outer cylinder and an inner cylinder, the inner cylinder is located inside the outer cylinder, both the outer cylinder and the inner cylinder have a closed space inside, and the An exhaust gas pipe is provided that penetrates the internal space of the inner cylinder, and the inside of the exhaust gas pipe is used as an exhaust gas passage. A tuning pipe is attached to the gas pipe,
The internal space of the inner cylinder and the exhaust gas passage of the exhaust gas pipe communicate with each other through the small hole, and the internal space of the outer cylinder and the exhaust gas passage of the exhaust gas pipe communicate with each other through the tuning pipe. A sub-muffler for an automobile, characterized in that the sub-muffler is communicated with each other via a sub-muffler.