JPH01108332U - - Google Patents
Info
- Publication number
- JPH01108332U JPH01108332U JP387188U JP387188U JPH01108332U JP H01108332 U JPH01108332 U JP H01108332U JP 387188 U JP387188 U JP 387188U JP 387188 U JP387188 U JP 387188U JP H01108332 U JPH01108332 U JP H01108332U
- Authority
- JP
- Japan
- Prior art keywords
- intake port
- helical
- intake
- control device
- internal combustion
- 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
- 238000005192 partition Methods 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第1図は本考案によるスワールコントロール装
置のシリンダヘツド断面図;第2図は第1図に示
す吸気ポートのみを示す斜視図;第3図は第1図
―線に沿つた吸気ポート断面図;第4図は第
3図とは別形状の仕切板を有する吸気ポート断面
図;第5図はストレート部とヘリカル部との接続
部を示す第1図―線に沿つた部分的吸気ポー
ト断面図;第6図は本考案によるスワールコント
ロール装置を有するエンジンの上視図。
2……吸気弁、2……吸気ポート、7……スト
レート部、8……ヘリカル部、10……バイパス
通路、13……制御弁(スワールコントロールバ
ルブ)。
Fig. 1 is a sectional view of the cylinder head of the swirl control device according to the present invention; Fig. 2 is a perspective view showing only the intake port shown in Fig. 1; Fig. 3 is a sectional view of the intake port along the line of Fig. 1; Figure 4 is a cross-sectional view of the intake port having a partition plate with a different shape from that in Figure 3; Figure 5 is a partial cross-sectional view of the intake port along the line shown in Figure 1, showing the connection between the straight part and the helical part. FIG. 6 is a top view of an engine having a swirl control device according to the present invention. 2... Intake valve, 2... Intake port, 7... Straight section, 8... Helical section, 10... Bypass passage, 13... Control valve (swirl control valve).
Claims (1)
を形成し、該ヘリカル部に連通するストレート部
を仕切板によつて上下二分割にし、さらに上記ス
トレート部の上方吸気ポート部分より吸気上流側
に制御弁を設け、以つて機関回転数に応じて上記
上方吸気ポート部分より供給される吸入空気量を
制御するようにした、内燃機関のスワールコント
ロール装置において、 上記ストレート部の終端と、ヘリカル部終端と
を直接接続するバイパス通路を吸気ポート上壁に
形成したことを特徴とする内燃機関のスワールコ
ントロール装置。[Claims for Utility Model Registration] A helical portion forming a substantially cylindrical space above the intake valve is formed, a straight portion communicating with the helical portion is divided into upper and lower halves by a partition plate, and further above the straight portion In a swirl control device for an internal combustion engine, a control valve is provided on the upstream side of the intake port, and the amount of intake air supplied from the upper intake port is controlled according to the engine speed. 1. A swirl control device for an internal combustion engine, characterized in that a bypass passage is formed on an upper wall of an intake port to directly connect an end of the helical part to an end of the helical part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP387188U JPH01108332U (en) | 1988-01-18 | 1988-01-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP387188U JPH01108332U (en) | 1988-01-18 | 1988-01-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01108332U true JPH01108332U (en) | 1989-07-21 |
Family
ID=31205889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP387188U Pending JPH01108332U (en) | 1988-01-18 | 1988-01-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01108332U (en) |
-
1988
- 1988-01-18 JP JP387188U patent/JPH01108332U/ja active Pending