JPH0457634U - - Google Patents
Info
- Publication number
- JPH0457634U JPH0457634U JP9974390U JP9974390U JPH0457634U JP H0457634 U JPH0457634 U JP H0457634U JP 9974390 U JP9974390 U JP 9974390U JP 9974390 U JP9974390 U JP 9974390U JP H0457634 U JPH0457634 U JP H0457634U
- Authority
- JP
- Japan
- Prior art keywords
- port
- engine
- intake port
- rotary valve
- direct injection
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
- 238000005192 partition Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案の一実施例を示す側断面図、第
２図は第１図の直交断面図、第３図は第２図のＡ
−Ａ線矢視断面図、第４図は駆動ユニツトを示す
斜視図である。
１……シリンダヘツド、２……吸気ポート、３
，３ａ，３ｂ……隔壁、４……ダイレクシヨナル
ポート、５……ヘリカルポート、１０……ロータ
リバルブ、１１……ブレード、１９……リンク、
２０……バキユームアクチユエータ、２１……ソ
レノイドバルブ、２２……バキユームポート、２
４……制御装置、２５……エンジン回転センサ。
Fig. 1 is a side sectional view showing one embodiment of the present invention, Fig. 2 is an orthogonal sectional view of Fig. 1, and Fig. 3 is an A of Fig. 2.
- A sectional view taken along the line A, and FIG. 4 is a perspective view showing the drive unit. 1...Cylinder head, 2...Intake port, 3
, 3a, 3b... Bulkhead, 4... Directional port, 5... Helical port, 10... Rotary valve, 11... Blade, 19... Link,
20... Vacuum actuator, 21... Solenoid valve, 22... Vacuum port, 2
4...control device, 25...engine rotation sensor.
Claims (1)
リカルポートとを併せ持つ吸気ポートにおいて、
該ダイレクシヨナルポートの前記隔壁の上流部分
にロータリバルブをシリンダヘツド下面に垂直に
設けてヘツドカバー外に設けた駆動ユニツトに連
結し、前記ロータリバルブをエンジンの低速時に
閉じ、高速時に開くように制御する制御手段を設
けたことを特徴とする直噴式デイーゼルエンジン
吸気ポートのスワール制御装置。 In an intake port that has both a directional port and a helical port defined by a partition,
A rotary valve is provided perpendicularly to the lower surface of the cylinder head at the upstream portion of the partition wall of the directional port and connected to a drive unit provided outside the head cover, and the rotary valve is controlled to close when the engine is running at low speed and open when the engine is at high speed. 1. A swirl control device for an intake port of a direct injection diesel engine, characterized in that it is provided with a control means for controlling the intake port of a direct injection diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990099743U JP2500639Y2 (en) | 1990-09-26 | 1990-09-26 | Direct injection diesel engine intake port swirl control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990099743U JP2500639Y2 (en) | 1990-09-26 | 1990-09-26 | Direct injection diesel engine intake port swirl control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0457634U true JPH0457634U (en) | 1992-05-18 |
| JP2500639Y2 JP2500639Y2 (en) | 1996-06-12 |
Family
ID=31841877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990099743U Expired - Lifetime JP2500639Y2 (en) | 1990-09-26 | 1990-09-26 | Direct injection diesel engine intake port swirl control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2500639Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6252275U (en) * | 1985-09-19 | 1987-04-01 | ||
| JPS6350527A (en) * | 1986-08-20 | 1988-03-03 | イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− | Zirconia modified alumina fiber |
-
1990
- 1990-09-26 JP JP1990099743U patent/JP2500639Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6252275U (en) * | 1985-09-19 | 1987-04-01 | ||
| JPS6350527A (en) * | 1986-08-20 | 1988-03-03 | イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− | Zirconia modified alumina fiber |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2500639Y2 (en) | 1996-06-12 |