JPS59179241U - Intake structure of direct injection diesel engine - Google Patents
Intake structure of direct injection diesel engineInfo
- Publication number
- JPS59179241U JPS59179241U JP7502983U JP7502983U JPS59179241U JP S59179241 U JPS59179241 U JP S59179241U JP 7502983 U JP7502983 U JP 7502983U JP 7502983 U JP7502983 U JP 7502983U JP S59179241 U JPS59179241 U JP S59179241U
- Authority
- JP
- Japan
- Prior art keywords
- diesel engine
- intake port
- direct injection
- intake
- intake structure
- 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
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す断面図、第２図は第１
図の■−■線に沿う矢視断面図、第′３図は第２図の■
−■線に沿う矢視断面図、第４図は変形例を示す要部断
面図、第５図はエンジン回転数とスワール比との関係を
示す特性図である。
４・・・・・・シリンダブロック、６・・・・・・シリ
ンダヘッド、１４・・・・・・吸気ポート、１８・・・
・・・吸気マニホールド、２０・・・・・・副吸気ポー
）、２２． ２４・・・・・・制御弁。Fig. 1 is a sectional view showing one embodiment of the present invention, and Fig. 2 is a cross-sectional view showing an embodiment of the present invention.
A sectional view taken along the line ■-■ in the figure, Figure '3 is the ■■ in Figure 2.
FIG. 4 is a cross-sectional view of a main part showing a modified example, and FIG. 5 is a characteristic diagram showing the relationship between engine speed and swirl ratio. 4...Cylinder block, 6...Cylinder head, 14...Intake port, 18...
...Intake manifold, 20...Sub-intake port), 22. 24... Control valve.
Claims (1)
を備えた直接噴射式ディーゼルエンジンにおいて、一端
が上記吸気ポートの上流側に連通され他端が上記吸気ポ
ートにおけるスワール生成、部分に開口された副吸気ポ
ートと、上記副吸気ポートに介装された制御弁とを具備
し、上記制御弁はエンジン低回転時には閉位置に高回転
時には開位置に変位されるように構成されたことを特徴
とする直接噴射式ディーゼルエンジンの吸気構造。In a direct injection diesel engine equipped with a helical intake port that generates a swirl in the combustion chamber, one end communicates with the upstream side of the intake port, and the other end is a sub-intake that is opened to the part where the swirl is generated in the intake port. and a control valve interposed in the auxiliary intake port, the control valve being configured to be moved to a closed position when the engine is running at low speeds and to an open position when the engine is running at high speeds. Intake structure of injection type diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7502983U JPS59179241U (en) | 1983-05-18 | 1983-05-18 | Intake structure of direct injection diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7502983U JPS59179241U (en) | 1983-05-18 | 1983-05-18 | Intake structure of direct injection diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59179241U true JPS59179241U (en) | 1984-11-30 |
Family
ID=30205109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7502983U Pending JPS59179241U (en) | 1983-05-18 | 1983-05-18 | Intake structure of direct injection diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59179241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6245937A (en) * | 1985-08-26 | 1987-02-27 | Mitsubishi Motors Corp | Suction device for engine |
-
1983
- 1983-05-18 JP JP7502983U patent/JPS59179241U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6245937A (en) * | 1985-08-26 | 1987-02-27 | Mitsubishi Motors Corp | Suction device for engine |
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