JPH01159128U - - Google Patents
Info
- Publication number
- JPH01159128U JPH01159128U JP5531488U JP5531488U JPH01159128U JP H01159128 U JPH01159128 U JP H01159128U JP 5531488 U JP5531488 U JP 5531488U JP 5531488 U JP5531488 U JP 5531488U JP H01159128 U JPH01159128 U JP H01159128U
- Authority
- JP
- Japan
- Prior art keywords
- swirl
- intake
- central axis
- center axis
- intake port
- 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
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000000446 fuel Substances 0.000 description 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案の実施例の概略平面図、第２図
は第１図のＡ―Ａ断面図、第３図は上記実施例の
作用を示す断面図、第４図は本考案の他の実施例
の断面図、第５図は従来のスワール吸気ポートを
示す断面図である。
１……吸気経路、２……シリンダ、３……スワ
ール、６……キヤビテイ、７……燃料噴射ノズル
、Ｏａ……シリンダの中心軸、Ｏｂ……吸気バル
ブの中心軸、Ｏｃ……キヤビテイの中心軸、Ｏｓ
……スワールの中心軸、θｓ……シリンダの中心
軸とスワールの中心軸とのなす角度。
Fig. 1 is a schematic plan view of an embodiment of the present invention, Fig. 2 is a sectional view taken along line AA in Fig. 1, Fig. 3 is a sectional view showing the operation of the above embodiment, and Fig. 4 is a schematic plan view of an embodiment of the present invention. FIG. 5 is a cross-sectional view of a conventional swirl intake port. 1... Intake path, 2... Cylinder, 3... Swirl, 6... Cavity, 7... Fuel injection nozzle, Oa... Central axis of cylinder, Ob... Central axis of intake valve, Oc... Cavity. central axis, Os
...Swirl center axis, θs...Angle between the cylinder center axis and the swirl center axis.
Claims (1)
にスワールを生成させるスワール吸気ポートであ
つて、上記スワールの中心軸とシリンダの中心軸
とのなす角度が３度以上、上記キヤビテイの中心
軸に向けて傾斜した吸気経路を形成してなるスワ
ール吸気ポート。 ２ 上記スワールの中心軸と吸気バルブの中心軸
とを一致させるべく、上記吸気経路の傾斜に沿つ
て上記吸気バルブを上記キヤビテイの中心軸に向
けて傾斜させて配設したことを特徴とする請求項
第１項記載のスワール吸気ポート。[Claims for Utility Model Registration] 1. A swirl intake port that generates a swirl in the cavity of a direct injection diesel engine, where the angle between the central axis of the swirl and the central axis of the cylinder is 3 degrees or more, A swirl intake port that forms an intake path that slopes toward the central axis. 2. A claim characterized in that the intake valve is inclined toward the center axis of the cavity along the inclination of the intake path so that the center axis of the swirl and the center axis of the intake valve coincide with each other. Swirl intake port described in item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5531488U JPH01159128U (en) | 1988-04-25 | 1988-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5531488U JPH01159128U (en) | 1988-04-25 | 1988-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01159128U true JPH01159128U (en) | 1989-11-02 |
Family
ID=31281214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5531488U Pending JPH01159128U (en) | 1988-04-25 | 1988-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01159128U (en) |
-
1988
- 1988-04-25 JP JP5531488U patent/JPH01159128U/ja active Pending