JPS603217U

JPS603217U - motorcycle muffler

Info

Publication number: JPS603217U
Application number: JP9618283U
Authority: JP
Inventors: 高松　昭雄
Original assignee: 本田技研工業株式会社
Priority date: 1983-06-22
Filing date: 1983-06-22
Publication date: 1985-01-11

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

[Brief explanation of the drawing]

第１図及び第２図は従来のマフラの基本構造を示す略縦
断面図及び後端面図、第３図乃至第６図は本考案の実施
例を示し、第３図乃び第４図は基本的の実施例の縦断面
図及び後端面図、第５図及び第６図は夫々消音効果や高
める他の実施例の縦断面図、第７図は排気通路の展開形
状を説明する図である。１０・・・マフラ、２０・・・テールパイプ、２１・・
・アウタパイプ、２２・・・インナパイプ、２２ａ・・
・封鎖面、２３・・・ステイフナ、２４・・・排気通路
。1 and 2 are schematic vertical sectional views and rear end views showing the basic structure of a conventional muffler, FIGS. 3 to 6 show an embodiment of the present invention, and FIGS. A vertical sectional view and a rear end view of the basic embodiment, FIGS. 5 and 6 are longitudinal sectional views of another embodiment that improves the silencing effect, respectively, and FIG. 7 is a diagram illustrating the expanded shape of the exhaust passage. be. 10...muffler, 20...tail pipe, 21...
・Outer pipe, 22... Inner pipe, 22a...
- Blocking surface, 23... Stiffener, 24... Exhaust passage.

Claims

[Scope of utility model registration request]

In a muffler for a motorcycle equipped with a tail pipe at the rear end of the muffler, the inner end of which communicates with a silencing chamber within the muffler and the outer end of which opens to the outside air, the tail pipe is concentrically connected to the outer pipe and the inner pipe through a stiffener. A muffler for a motorcycle, characterized in that the muffler is configured as a heavy pipe, and the inner end surface of the inner pipe is sealed to form an annular exhaust passage in the tail pipe.