JPH03129729U

JPH03129729U -

Info

Publication number: JPH03129729U
Application number: JP3814490U
Authority: JP
Priority date: 1990-04-11
Filing date: 1990-04-11
Publication date: 1991-12-26

Description

[Brief explanation of the drawing]

図は本考案の実施例を示し、第１図は側面図、
第２図は部分正面図、第３図は第２図Ａ−Ａ線に
よる一例を示す拡大断面図、第４図は第２図Ａ−
Ａ線による他の例を示す拡大断面図、第５図は全
体正面図、第６図は出力及びトルクの曲線図、で
ある。５……＃１乃至＃４の四本の排気管、６……四
サイクル四気筒エンジン、７……排気集合管、８
……チヤンバー、９……連通孔。 The figures show an embodiment of the present invention, with Figure 1 being a side view;
Fig. 2 is a partial front view, Fig. 3 is an enlarged sectional view taken along line A-A in Fig. 2, and Fig. 4 is a partial front view of Fig. 2.
FIG. 5 is an enlarged sectional view showing another example taken along line A, FIG. 5 is an overall front view, and FIG. 6 is an output and torque curve diagram. 5... Four exhaust pipes from #1 to #4, 6... Four-cycle four-cylinder engine, 7... Exhaust collecting pipe, 8
...Chamber, 9...Communication hole.

Claims

[Scope of utility model registration request]

The rear end of the exhaust pipe, whose tips are connected to the exhaust holes of each of the four cylinders, is connected to the exhaust manifold pipe, and the #1
An exhaust system for a four-cycle, four-cylinder engine, characterized in that the #2 exhaust pipe and the #3 and #4 exhaust pipes are connected by a chamber, and each exhaust pipe is communicated with the chamber through a communication hole.