JPS61101632U - - Google Patents
Info
- Publication number
- JPS61101632U JPS61101632U JP18682684U JP18682684U JPS61101632U JP S61101632 U JPS61101632 U JP S61101632U JP 18682684 U JP18682684 U JP 18682684U JP 18682684 U JP18682684 U JP 18682684U JP S61101632 U JPS61101632 U JP S61101632U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- intake
- resonance
- internal combustion
- combustion engine
- 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
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案による１実施例の吸気管を示す
説明図、第２図は第１図の―矢視断面図、第
３図は体積効率の変化を示す線図、第４図は本考
案による他の実施例の吸気管を示す説明図、第５
図は従来の吸気管を示す説明図、第６図は体積効
率の変化を示す線図、第７図は燃費の変化を示す
線図である。
１…エンジン、２…吸気マニホルド、３…共鳴
管の外管、５…共鳴管の内管、６…弁。
Fig. 1 is an explanatory diagram showing an intake pipe according to one embodiment of the present invention, Fig. 2 is a sectional view taken along the - arrow in Fig. 1, Fig. 3 is a diagram showing changes in volumetric efficiency, and Fig. 4 is a diagram showing the main intake pipe. Explanatory diagram showing an intake pipe of another embodiment according to the invention, No. 5
The figure is an explanatory diagram showing a conventional intake pipe, FIG. 6 is a diagram showing changes in volumetric efficiency, and FIG. 7 is a diagram showing changes in fuel efficiency. DESCRIPTION OF SYMBOLS 1...Engine, 2...Intake manifold, 3...Outer pipe of resonance pipe, 5...Inner pipe of resonance pipe, 6...Valve.
Claims (1)
ルドと同吸気マニホルドの入口に接続し特定のエ
ンジン回転数にて共鳴圧力変動を起こす共鳴管と
を有する内燃機関の吸気管において、上記共鳴管
が内管と外管とからなる２重構造に形成され、上
記内管内にエンジン回転数に応じて同内管内の流
路を開閉制御する開閉弁を備えたことを特徴とす
る内燃機関の吸気管。 In the intake pipe of an internal combustion engine, which has an intake manifold whose outlets are connected to a plurality of cylinders, and a resonance pipe which is connected to the inlet of the intake manifold and causes resonance pressure fluctuations at a specific engine speed, the resonance pipe is an inner pipe. What is claimed is: 1. An intake pipe for an internal combustion engine, characterized in that the intake pipe is formed in a double structure consisting of a and an outer pipe, and is provided with an on-off valve in the inner pipe for controlling opening and closing of a flow path in the inner pipe according to the engine speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18682684U JPS61101632U (en) | 1984-12-11 | 1984-12-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18682684U JPS61101632U (en) | 1984-12-11 | 1984-12-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61101632U true JPS61101632U (en) | 1986-06-28 |
Family
ID=30744295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18682684U Pending JPS61101632U (en) | 1984-12-11 | 1984-12-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61101632U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55137309A (en) * | 1979-04-11 | 1980-10-27 | Honda Motor Co Ltd | Exhaust pipe for internal combustion engine |
-
1984
- 1984-12-11 JP JP18682684U patent/JPS61101632U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55137309A (en) * | 1979-04-11 | 1980-10-27 | Honda Motor Co Ltd | Exhaust pipe for internal combustion engine |
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