JPH0447136U - - Google Patents
Info
- Publication number
- JPH0447136U JPH0447136U JP8939990U JP8939990U JPH0447136U JP H0447136 U JPH0447136 U JP H0447136U JP 8939990 U JP8939990 U JP 8939990U JP 8939990 U JP8939990 U JP 8939990U JP H0447136 U JPH0447136 U JP H0447136U
- Authority
- JP
- Japan
- Prior art keywords
- intake port
- intake
- cylinder
- valve
- holes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000011144 upstream manufacturing Methods 0.000 claims 2
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案の１実施例を示す要部の断面図
、第２図は従来例を示す断面図である。
３……インテークポート、６……シリンダ、８
，８……第１の孔、１０，１０……第２の孔、１
２……連通管。
FIG. 1 is a cross-sectional view of essential parts showing one embodiment of the present invention, and FIG. 2 is a cross-sectional view showing a conventional example. 3...Intake port, 6...Cylinder, 8
, 8...first hole, 10,10...second hole, 1
2...Communication pipe.
Claims (1)
連通した部分に前記シリンダへの吸気を司どるバ
ルブを備えた吸気装置において、前記インテーク
ポートの前記バルブの上流部の円周壁面には、前
記インテークポートに開口した複数個の第１の孔
が、そしてさらに上流部には第２の孔が形成され
ていると共に、これらの孔は連通管で相互に連通
されていることを特徴とするインテークポートの
下流部の構造。 In the intake system, an intake port communicates with the cylinder, and a valve that controls intake of air into the cylinder is provided in the communicated portion, and a circumferential wall surface of the upstream portion of the valve of the intake port has an intake port that communicates with the intake port. A downstream side of an intake port, characterized in that a plurality of open first holes are formed, and a second hole is formed further upstream, and these holes are communicated with each other by a communication pipe. Department structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8939990U JPH0447136U (en) | 1990-08-29 | 1990-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8939990U JPH0447136U (en) | 1990-08-29 | 1990-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447136U true JPH0447136U (en) | 1992-04-22 |
Family
ID=31823350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8939990U Pending JPH0447136U (en) | 1990-08-29 | 1990-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447136U (en) |
-
1990
- 1990-08-29 JP JP8939990U patent/JPH0447136U/ja active Pending