JPS6188063U - - Google Patents
Info
- Publication number
- JPS6188063U JPS6188063U JP17369784U JP17369784U JPS6188063U JP S6188063 U JPS6188063 U JP S6188063U JP 17369784 U JP17369784 U JP 17369784U JP 17369784 U JP17369784 U JP 17369784U JP S6188063 U JPS6188063 U JP S6188063U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- intake passage
- passage
- engine
- operating range
- 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 7
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 1
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
られた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、２１，２２……燃料送給通路、２３……弁
装置。
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 diagram of the main parts thereof, and FIG.
The figure is a cross-sectional view showing a specific structure, and FIG. 4 is an explanatory view showing an open area and a closed area of an on-off valve provided in the second intake passage. 1...Engine body, 2...Cylinder, 7...1st
Intake passage, 8... Second intake passage, 20... Fuel injection valve, 21, 22... Fuel feeding passage, 23... Valve device.
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、上記噴射口から延びて両
吸気通路内にそれぞれ先端が開口する細い燃料送
給通路を配設するとともに、上記噴射口と第２吸
気通路との間の燃料送給通路に、第２吸気通路が
閉鎖される運転域では閉じて第２吸気通路が開通
する運転域で開く弁装置を設けたことを特徴とす
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 operating ranges where the amount of intake air is small and supplies air only in specific operating ranges. One fuel injection valve is provided for each cylinder in the intake passage provided independently from the second intake passage, and the injection valve is provided between the injection port of the fuel injection valve and both intake passages. A narrow fuel feeding passage extending from the mouth and opening in each of the intake passages is disposed, and a second intake passage is closed in the fuel feeding passage between the injection port and the second intake passage. 1. An intake system for a fuel injection engine, characterized in that a valve system is provided that closes in an operating range where a second intake passage is open and opens in an operating range where a second intake passage opens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17369784U JPS6188063U (en) | 1984-11-15 | 1984-11-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17369784U JPS6188063U (en) | 1984-11-15 | 1984-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6188063U true JPS6188063U (en) | 1986-06-09 |
Family
ID=30731338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17369784U Pending JPS6188063U (en) | 1984-11-15 | 1984-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6188063U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63170538U (en) * | 1987-04-27 | 1988-11-07 | ||
| JPH0447165U (en) * | 1990-08-24 | 1992-04-22 |
-
1984
- 1984-11-15 JP JP17369784U patent/JPS6188063U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63170538U (en) * | 1987-04-27 | 1988-11-07 | ||
| JPH0447165U (en) * | 1990-08-24 | 1992-04-22 |