JPH02141679U - - Google Patents
Info
- Publication number
- JPH02141679U JPH02141679U JP5018989U JP5018989U JPH02141679U JP H02141679 U JPH02141679 U JP H02141679U JP 5018989 U JP5018989 U JP 5018989U JP 5018989 U JP5018989 U JP 5018989U JP H02141679 U JPH02141679 U JP H02141679U
- Authority
- JP
- Japan
- Prior art keywords
- assist air
- air
- internal combustion
- combustion engine
- injection device
- 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 description 8
- 239000000446 fuel Substances 0.000 claims 4
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
- 239000007921 spray Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図はこの考案の第１実施例に燃焼室付近に
おける内燃機関の縦断面図。第２図は第１実施例
におけるインジエクタの先端部分の断面図。第３
図は第１実施例の作動を説明するフローチヤート
。第４図は第２実施例における燃焼室付近におけ
る内燃機関の横断面図。第５図は第２実施例にお
ける燃焼室付近における内燃機関の横断面図。
１０……シリンダブロツク、１２……シリンダ
ヘツド、１４……吸気弁、１８……点火栓、２４
……吸気ポート、２６……吸気管、２８……スロ
ツトル弁、３４……インジエクタ、４２……噴口
、４６−１，４６−２……アシストエアノズル、
５０−１，５０−２……アシストエア通路、５４
−１，５４−２……開閉弁、５６……制御回路、
５８……吸入空気量検出装置。
FIG. 1 is a longitudinal sectional view of an internal combustion engine in the vicinity of a combustion chamber according to a first embodiment of this invention. FIG. 2 is a sectional view of the tip of the injector in the first embodiment. Third
The figure is a flowchart explaining the operation of the first embodiment. FIG. 4 is a cross-sectional view of the internal combustion engine near the combustion chamber in the second embodiment. FIG. 5 is a cross-sectional view of the internal combustion engine near the combustion chamber in the second embodiment. 10... Cylinder block, 12... Cylinder head, 14... Intake valve, 18... Spark plug, 24
... Intake port, 26 ... Intake pipe, 28 ... Throttle valve, 34 ... Injector, 42 ... Nozzle, 46-1, 46-2 ... Assist air nozzle,
50-1, 50-2...Assist air passage, 54
-1, 54-2...Opening/closing valve, 56...Control circuit,
58...Intake air amount detection device.
Claims (1)
インジエクタがその燃料噴口にアシストエアを導
入する二つのアシストエアノズルを具備している
エアアシスト式の燃料噴射装置において、アシス
トエアノズルにアシストエアを導入するアシスト
エア供給通路の少なくとも一方に開閉弁を設け、
噴霧方向を制御するため前記開閉弁を機関運転条
件に応じて開閉する制御手段を具備した内燃機関
におけるエアアシスト式の燃料噴射装置。 In an air-assisted fuel injection device in which one fuel injector installed at the intake port of an internal combustion engine is equipped with two assist air nozzles that introduce assist air into its fuel nozzle, assist air that introduces assist air into the assist air nozzle. An on-off valve is provided in at least one of the supply passages,
An air-assisted fuel injection device for an internal combustion engine, comprising a control means for opening and closing the on-off valve according to engine operating conditions to control the spray direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5018989U JPH02141679U (en) | 1989-05-01 | 1989-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5018989U JPH02141679U (en) | 1989-05-01 | 1989-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02141679U true JPH02141679U (en) | 1990-11-29 |
Family
ID=31568526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5018989U Pending JPH02141679U (en) | 1989-05-01 | 1989-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02141679U (en) |
-
1989
- 1989-05-01 JP JP5018989U patent/JPH02141679U/ja active Pending