JPS61190466U - - Google Patents
Info
- Publication number
- JPS61190466U JPS61190466U JP7417385U JP7417385U JPS61190466U JP S61190466 U JPS61190466 U JP S61190466U JP 7417385 U JP7417385 U JP 7417385U JP 7417385 U JP7417385 U JP 7417385U JP S61190466 U JPS61190466 U JP S61190466U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel pump
- internal combustion
- combustion engine
- electronically controlled
- 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 13
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 239000002828 fuel tank Substances 0.000 claims 2
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案に係わる内燃機関の電子制御燃
料噴射装置の一実施例を示す概略断面図、第２図
は同上のフローチヤート、第３図は従来装置及び
同上の実施例における燃圧の変化状態を示すグラ
フ、第４図は従来の内燃機関の電子制御燃料噴射
装置の一例を示す概略断面図である。
９……燃料ポンプ、１２……プレツシヤレギユ
レータ、１３……コントロールユニツト、１６…
…イグニツシヨンキースイツチ、１７……ソレノ
イド、１８，２０……制御回路、１９，２１……
タイマー。
Fig. 1 is a schematic sectional view showing an embodiment of an electronically controlled fuel injection system for an internal combustion engine according to the present invention, Fig. 2 is a flowchart of the same, and Fig. 3 is a change in fuel pressure in a conventional device and an embodiment of the same. FIG. 4, a graph showing the state, is a schematic cross-sectional view showing an example of a conventional electronically controlled fuel injection device for an internal combustion engine. 9... Fuel pump, 12... Pressure regulator, 13... Control unit, 16...
...Ignition key switch, 17...Solenoid, 18,20...Control circuit, 19,21...
timer.
Claims (1)
射弁に供給し、余剰燃料を圧力制御器を介して燃
料タンクにリターンさせるようにした内燃機関の
電子制御燃料噴射装置において、機関停止後に所
定時間燃料ポンプを作動させる燃料ポンプの作動
回路と該燃料ポンプの作動時に前記圧力制御器の
リターン通路を閉じるリターン停止回路とを設け
たことを特徴とする内燃機関の電子制御燃料噴射
装置。 In an electronically controlled fuel injection system for an internal combustion engine that supplies fuel from a fuel tank to a fuel injection valve using a fuel pump and returns surplus fuel to the fuel tank via a pressure controller, the fuel pump is turned on for a predetermined period of time after the engine has stopped. An electronically controlled fuel injection system for an internal combustion engine, comprising an operating circuit for a fuel pump to be operated, and a return stop circuit for closing a return passage of the pressure controller when the fuel pump is operated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7417385U JPS61190466U (en) | 1985-05-21 | 1985-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7417385U JPS61190466U (en) | 1985-05-21 | 1985-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61190466U true JPS61190466U (en) | 1986-11-27 |
Family
ID=30614222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7417385U Pending JPS61190466U (en) | 1985-05-21 | 1985-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61190466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03175122A (en) * | 1989-12-04 | 1991-07-30 | Fuji Heavy Ind Ltd | Fuel injection controller of engine |
-
1985
- 1985-05-21 JP JP7417385U patent/JPS61190466U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03175122A (en) * | 1989-12-04 | 1991-07-30 | Fuji Heavy Ind Ltd | Fuel injection controller of engine |