JPH0213124U

JPH0213124U -

Info

Publication number: JPH0213124U
Application number: JP8797988U
Authority: JP
Priority date: 1988-07-04
Filing date: 1988-07-04
Publication date: 1990-01-26

Description

[Brief explanation of drawings]

第１図は本考案の一実施例に係る排気消音器の
断面平面図、第２図は本考案の他の実施例に係る
排気消音器の断面平面図、第３図は従来の排気消
音器の断面平面図である。図面中、２４は消音器本体、２７は第一室、２
８は共鳴室、２９は第二室、３０は入口管、３１
は第一出口管、３２は小孔、３３は開閉弁、３４
は第二出口管、３５は連結管である。 FIG. 1 is a cross-sectional plan view of an exhaust muffler according to an embodiment of the present invention, FIG. 2 is a cross-sectional plan view of an exhaust muffler according to another embodiment of the present invention, and FIG. 3 is a conventional exhaust muffler. FIG. In the drawing, 24 is the silencer main body, 27 is the first chamber, 2
8 is a resonance chamber, 29 is a second chamber, 30 is an inlet pipe, 31
is the first outlet pipe, 32 is the small hole, 33 is the on-off valve, 34
35 is a second outlet pipe, and 35 is a connecting pipe.

Claims

[Scope of utility model registration request]

A partition wall is provided inside the muffler main body to divide it into a first chamber and a second chamber, an inlet pipe is provided with one end opening into the first chamber, and one end is the first chamber and is opposite to one end of the inlet pipe. A first outlet pipe is provided that penetrates the second chamber and has the other end opened to the outside, and the first outlet pipe has one end that opens to the first chamber, penetrates the second chamber, and has the other end located outside. a second outlet pipe that communicates with the second chamber, and a communication pipe that has one end open to the first chamber and the other end open to the second chamber; A small hole is formed in the
An exhaust muffler characterized in that the first outlet pipe between the small hole and the communication portion of the second outlet pipe is provided with a valve member for opening and closing the first outlet pipe.