JPS6188065U - - Google Patents
Info
- Publication number
- JPS6188065U JPS6188065U JP17369984U JP17369984U JPS6188065U JP S6188065 U JPS6188065 U JP S6188065U JP 17369984 U JP17369984 U JP 17369984U JP 17369984 U JP17369984 U JP 17369984U JP S6188065 U JPS6188065 U JP S6188065U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- passage
- intake passage
- passages
- engine
- 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
- 239000000446 fuel Substances 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
Description
第１図は本考案装置の一実施例を示す全体構造
の概略平面図、第２図はその要部の説明図、第３
図は具体構造を示す断面図、第４図は燃料送給通
路分岐部付近の拡大図、第５図は第２吸気通路に
設けられた開閉弁が開かれる領域および閉じられ
る領域を示す説明図である。
１…エンジン本体、２…気筒、７…第１吸気通
路、８…第２吸気通路、２０…燃料噴射弁、２０
ａ…噴射口、２１，２２…燃料送給通路、２３，
１２３…噴射口に対向した壁面。
Fig. 1 is a schematic plan view of the overall structure of an embodiment of the device of the present invention, Fig. 2 is an explanatory view of its main parts, and Fig. 3
The figure is a cross-sectional view showing the specific structure, Figure 4 is an enlarged view of the vicinity of the branching part of the fuel feed passage, and Figure 5 is an explanatory diagram showing the area where the on-off valve provided in the second intake passage is opened and the area where it is closed. It is. DESCRIPTION OF SYMBOLS 1... Engine body, 2... Cylinder, 7... First intake passage, 8... Second intake passage, 20... Fuel injection valve, 20
a... Injection port, 21, 22... Fuel feeding passage, 23,
123...Wall surface facing the injection port.
Claims (1)
の全運転域で空気を供給する第１吸気通路と、少
なくとも吸気量が少ない運転域では通路閉鎖手段
により閉鎖されて特定運転域でのみ空気を供給す
るようにした第２吸気通路とを互いに独立させて
設けた吸気通路において、１気筒につき１個の燃
料噴射弁を具備し、この燃料噴射弁の噴射口と上
記両吸気通路との間に、上記噴射口から互いに分
岐して両吸気通路内にそれぞれ先端が開口する一
対の細い燃料送給通路を配設するとともに、上記
両燃料送給通路の分岐部に、上記噴射口に対向さ
せて凹状もしくは平坦面状の壁面を形成したこと
を特徴とする燃料噴射式エンジンの吸気装置。 For each cylinder of the engine, there is a first intake passage that supplies air throughout the entire operating range of the engine, and a first intake passage that is closed by a passage closing means at least in an operating range where the intake air amount is small and supplies air only in a specific operating range. In the intake passage provided independently of the second intake passage and the second intake passage, each cylinder is provided with one fuel injection valve, and between the injection port of this fuel injection valve and the two intake passages, A pair of narrow fuel feeding passages are provided that branch from the mouth and have their respective ends open in both intake passages, and a concave or flat shaped fuel feeding passage is provided at the branching portion of both the fuel feeding passages, facing the injection port. An intake device for a fuel injection engine, characterized by forming a planar wall surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17369984U JPS6188065U (en) | 1984-11-15 | 1984-11-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17369984U JPS6188065U (en) | 1984-11-15 | 1984-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6188065U true JPS6188065U (en) | 1986-06-09 |
Family
ID=30731340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17369984U Pending JPS6188065U (en) | 1984-11-15 | 1984-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6188065U (en) |
-
1984
- 1984-11-15 JP JP17369984U patent/JPS6188065U/ja active Pending