JPS63162927U

JPS63162927U -

Info

Publication number: JPS63162927U
Application number: JP5614087U
Authority: JP
Priority date: 1987-04-14
Filing date: 1987-04-14
Publication date: 1988-10-25

Description

[Brief explanation of the drawing]

第１図は集合型排気管の平面図、第２図は同じ
く側面図、第３図は集合排気管の平面図、第４図
は第３図の―断面図、第５図は第３図の―
断面図、第６図は第４図の―矢視図、第７
図は出力特性図である。１……集合型排気管、２……排気管、３ａ，３
ｂ，３ｃ，３ｄ……管路、４……集合排気管、６
……消音器、７……外筒、８……内筒、９……隔
壁、１０ａ，１０ｂ，１０ｃ，１０ｄ……開閉弁
、１１ａ，１１ｂ，１１ｃ，１１ｄ……連通孔。 Figure 1 is a plan view of the collective exhaust pipe, Figure 2 is a side view, Figure 3 is a plan view of the collective exhaust pipe, Figure 4 is a sectional view of Figure 3, and Figure 5 is the same as Figure 3. of-
The sectional view, Figure 6, is the - arrow view of Figure 4, and Figure 7.
The figure is an output characteristic diagram. 1... Collective exhaust pipe, 2... Exhaust pipe, 3a, 3
b, 3c, 3d... Pipe line, 4... Collective exhaust pipe, 6
. . . Silencer, 7 . . . Outer cylinder, 8 .

Claims

[Scope of utility model registration request]

In a collective exhaust pipe comprising exhaust pipes from each cylinder of a multi-cylinder engine, a collective exhaust pipe that collectively connects the exhaust pipes, and a muffler connected to the collective exhaust pipe, the collective exhaust pipe is provided with the A collective exhaust pipe characterized by forming a pipe line from each cylinder and providing an on-off valve between the pipe lines.