JPH03102028U - - Google Patents
Info
- Publication number
- JPH03102028U JPH03102028U JP1062890U JP1062890U JPH03102028U JP H03102028 U JPH03102028 U JP H03102028U JP 1062890 U JP1062890 U JP 1062890U JP 1062890 U JP1062890 U JP 1062890U JP H03102028 U JPH03102028 U JP H03102028U
- Authority
- JP
- Japan
- Prior art keywords
- port
- valve
- intake
- rectangular
- sleeve
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 2
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
図面は本考案の実施例を示し、第１図はシリン
ダヘツドの一部切欠平面図、第２図は第１図の
−視断面図、第３図は第１図の−視断面図
、第４図は第１図の−視拡大断面図、第５図
は開閉弁及びスリーブの斜視図である。
１…シリンダブロツク、２…シリンダボア、３
…シリンダヘツド、４…吸気マニホールド、５…
吸気ポート、６…吸気弁、７…渦巻き室、９…主
ポート、１０…副ポート、１１…開閉弁、１２…
弁軸、１３…バタフライ弁板、１４…スリーブ、
１５…矩形ポート、１５ａ，１５ｂ…内周面、１
６…傾斜面。
The drawings show an embodiment of the present invention; FIG. 1 is a partially cutaway plan view of the cylinder head, FIG. 2 is a sectional view taken from the side of FIG. 1, and FIG. FIG. 4 is an enlarged sectional view taken from FIG. 1, and FIG. 5 is a perspective view of the on-off valve and the sleeve. 1...Cylinder block, 2...Cylinder bore, 3
...Cylinder head, 4...Intake manifold, 5...
Intake port, 6...Intake valve, 7...Vortex chamber, 9...Main port, 10...Sub-port, 11...Opening/closing valve, 12...
Valve stem, 13...butterfly valve plate, 14...sleeve,
15...Rectangular port, 15a, 15b...Inner peripheral surface, 1
6...Slope surface.
Claims (1)
当該吸気弁を囲うようにした渦巻き室を設ける一
方、前記吸気ポートを、その途中から前記渦巻き
室に接線状に連通する主ポートと、前記渦巻き室
における渦巻きの終端部に連通する断面矩形の副
ポートとに分岐し、この副ポート内に、低速回転
域において閉じ、高速回転域において開くように
した回転式開閉弁を設けて成るスワール吸気装置
において、前記開閉弁に、前記副ポートに開口す
る矩形ポートを有するスリーブを、当該スリーブ
における矩形ポートを前記開閉弁によつて開閉す
るように被嵌し、該スリーブの矩形ポートにおけ
る開閉弁回転中心線の方向に延びる左右両内周面
のうち当該矩形ポートが最初に開く側の内周面に
、開閉弁の回転中心線に対して傾斜する傾斜面を
設けたことを特徴とする内燃機関におけるスワー
ル吸気装置。 At the intake valve part of the intake port to the combustion chamber,
A spiral chamber surrounding the intake valve is provided, and the intake port includes a main port that communicates tangentially with the spiral chamber from the middle thereof, and a secondary port that has a rectangular cross section that communicates with the terminal end of the spiral in the spiral chamber. In the swirl intake device, the sub-port is provided with a rotary on-off valve that is closed in a low-speed rotation range and opened in a high-speed rotation range. A sleeve having a rectangular port is fitted so that the rectangular port in the sleeve is opened and closed by the on-off valve, and the right and left inner peripheral surfaces of the rectangular port of the sleeve extending in the direction of the on-off valve rotation center line are 1. A swirl intake device for an internal combustion engine, characterized in that an inclined surface inclined with respect to a rotation center line of an on-off valve is provided on an inner circumferential surface of a side where a rectangular port first opens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1062890U JPH03102028U (en) | 1990-02-06 | 1990-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1062890U JPH03102028U (en) | 1990-02-06 | 1990-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03102028U true JPH03102028U (en) | 1991-10-24 |
Family
ID=31514185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1062890U Pending JPH03102028U (en) | 1990-02-06 | 1990-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03102028U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010079891A1 (en) * | 2009-01-07 | 2010-07-15 | Kwak Sang Sin | Intake control device and intake / exhaust control devices |
-
1990
- 1990-02-06 JP JP1062890U patent/JPH03102028U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010079891A1 (en) * | 2009-01-07 | 2010-07-15 | Kwak Sang Sin | Intake control device and intake / exhaust control devices |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6264827U (en) | ||
| JPH03102028U (en) | ||
| JPH03102029U (en) | ||
| JPS61105724U (en) | ||
| JPS6240224U (en) | ||
| JPH0352338U (en) | ||
| JPH0465932U (en) | ||
| JPS6199635U (en) | ||
| JPH0414747U (en) | ||
| JPH0354271U (en) | ||
| JPH0234726U (en) | ||
| JPH0220729U (en) | ||
| JPH02137529U (en) | ||
| JPS62145939U (en) | ||
| JPS62117230U (en) | ||
| JPS63183330U (en) | ||
| JPS62190827U (en) | ||
| JPS6293124U (en) | ||
| JPH01160136U (en) | ||
| JPS6314831U (en) | ||
| JPH02139332U (en) | ||
| JPS6371424U (en) | ||
| JPH02132855U (en) | ||
| JPS59131923U (en) | Internal combustion engine intake control device | |
| JPH0269024U (en) |