JPH0250040U - - Google Patents
Info
- Publication number
- JPH0250040U JPH0250040U JP12637888U JP12637888U JPH0250040U JP H0250040 U JPH0250040 U JP H0250040U JP 12637888 U JP12637888 U JP 12637888U JP 12637888 U JP12637888 U JP 12637888U JP H0250040 U JPH0250040 U JP H0250040U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- negative pressure
- intake negative
- deceleration
- fuel supply
- 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 16
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示す全体系統図。
第２図は本考案の制御例を図式的に示すグラフ。
第３図は本考案の制御例を示すフローチヤート。
第４図は本考案の全体構成図。
１：エンジン本体、２７：燃料噴射弁、３１：
制御ユニツト、３２：アイドルスイツチ、４３：
燃料ポンプ、４５：レギユレータ、５３：電磁弁
。
FIG. 1 is an overall system diagram showing an embodiment of the present invention.
FIG. 2 is a graph schematically showing a control example of the present invention.
FIG. 3 is a flowchart showing a control example of the present invention.
Figure 4 is an overall configuration diagram of the present invention. 1: Engine body, 27: Fuel injection valve, 31:
Control unit, 32: Idle switch, 43:
Fuel pump, 45: Regulator, 53: Solenoid valve.
Claims (1)
と、燃料を前記燃料供給手段へ圧送する燃料ポン
プと、前記燃料と吸気負圧とを導入し吸気負圧が
大きくなるほど該燃料のリターン量を増大させて
燃料圧力を吸気負圧に対して一定となるように調
整する燃圧調整手段と、減速を検出する減速検出
手段と、減速中に、前記燃料供給手段を制御して
燃料カツトすると共に前記燃料ポンプの作動を停
止させる制御手段と、を備えるエンジンの燃料噴
射装置において、 減速中、前記燃圧調整手段への吸気負圧の導入
を禁止する吸気負圧導入禁止手段が設けられてい
る、 ことを特徴とするエンジンの燃料噴射装置。[Scope of Claim for Utility Model Registration] A fuel supply means for adjusting fuel supply to the engine, a fuel pump for pumping fuel to the fuel supply means, and introducing the fuel and intake negative pressure so that the intake negative pressure increases as the intake negative pressure increases. a fuel pressure adjusting means for increasing the return amount of the fuel so as to adjust the fuel pressure to be constant with respect to the intake negative pressure; a deceleration detecting means for detecting deceleration; and a deceleration detecting means for controlling the fuel supply means during deceleration. control means for cutting the fuel and stopping the operation of the fuel pump, further comprising an intake negative pressure introduction prohibiting means for prohibiting the introduction of intake negative pressure to the fuel pressure adjusting means during deceleration. A fuel injection device for an engine, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12637888U JPH0250040U (en) | 1988-09-29 | 1988-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12637888U JPH0250040U (en) | 1988-09-29 | 1988-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0250040U true JPH0250040U (en) | 1990-04-06 |
Family
ID=31377850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12637888U Pending JPH0250040U (en) | 1988-09-29 | 1988-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0250040U (en) |
-
1988
- 1988-09-29 JP JP12637888U patent/JPH0250040U/ja active Pending