JPH03102029U - - Google Patents
Info
- Publication number
- JPH03102029U JPH03102029U JP1062990U JP1062990U JPH03102029U JP H03102029 U JPH03102029 U JP H03102029U JP 1062990 U JP1062990 U JP 1062990U JP 1062990 U JP1062990 U JP 1062990U JP H03102029 U JPH03102029 U JP H03102029U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- port
- butterfly
- intake
- type
- 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
- 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、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、8…主
ポート、9…副ポート、10…開閉弁、11…弁
軸、12…バタフライ弁板、12a,12a…バ
タフライ弁板の両端部。
The drawings show an embodiment of the present invention, and FIG. 1 shows a partially cutaway plane of the cylinder head, and FIG.
3 is a cross-sectional view of FIG. 1,
FIG. 4 is an enlarged sectional view taken from the side in FIG. 1, and FIG. 5 is a perspective view of the on-off valve. 1...Cylinder block, 2...Cylinder bore, 3
...Cylinder head, 4...Intake manifold, 5...
Intake port, 6...Intake valve, 7...Swirl chamber, 8...Main port, 9...Sub-port, 10...Opening/closing valve, 11...Valve shaft, 12...Butterfly valve plate, 12a, 12a...Both ends of the butterfly valve plate.
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
したバタフライ型の開閉弁を設けて成るスワール
吸気装置において、前記バタフライ型開閉弁にお
けるバタフライ弁板の左右両端部のうち少なくと
も一方の端部を、当該端部がバタフライ弁板にお
ける回転中心線に対して傾斜するように捻り形成
し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 a swirl intake device comprising a butterfly-type on-off valve that branches into a port and is provided in the sub-port with a butterfly-type on-off valve that closes in a low-speed rotation range and opens in a high-speed rotation range, the butterfly valve plate of the butterfly-type on-off valve 1. A swirl intake device for an internal combustion engine, wherein at least one of the left and right end portions is twisted such that the end portion is inclined with respect to a rotation center line of a butterfly valve plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1062990U JPH03102029U (en) | 1990-02-06 | 1990-02-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1062990U JPH03102029U (en) | 1990-02-06 | 1990-02-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03102029U true JPH03102029U (en) | 1991-10-24 |
Family
ID=31514186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1062990U Pending JPH03102029U (en) | 1990-02-06 | 1990-02-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03102029U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007055642A (en) * | 2005-08-23 | 2007-03-08 | Sekisui Plastics Co Ltd | Chinese yam transporting and storing container, and chinese yam transporting and storing package using the same |
-
1990
- 1990-02-06 JP JP1062990U patent/JPH03102029U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007055642A (en) * | 2005-08-23 | 2007-03-08 | Sekisui Plastics Co Ltd | Chinese yam transporting and storing container, and chinese yam transporting and storing package using the same |
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