JPS58142372U - Internal combustion engine fuel injection system - Google Patents
Internal combustion engine fuel injection systemInfo
- Publication number
- JPS58142372U JPS58142372U JP3873282U JP3873282U JPS58142372U JP S58142372 U JPS58142372 U JP S58142372U JP 3873282 U JP3873282 U JP 3873282U JP 3873282 U JP3873282 U JP 3873282U JP S58142372 U JPS58142372 U JP S58142372U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- internal combustion
- combustion engine
- pressure fuel
- fuel pump
- 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
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の燃料噴射装置の構成説明図、第２図はこ
の考案の一実施例を示す構成説明図、第３図はこの考案
の異なる実施例を示す構成説明図である。
１・・・・・・燃料ポンプ、−２・・・・・・電動式低
圧燃料ポンプ、４・・・・・・電動式高圧燃料ポンプ、
６・・・・・・機械式高圧燃料ポンプ、９ａ〜９ｄ・・
・・・・高圧燃料噴射弁、２１・・・・・・点火コイル
、２３・・・・・・リレー、２４・・・・・・制御回路
、２５・・・・・・燃圧センサ。FIG. 1 is a structural explanatory diagram of a conventional fuel injection device, FIG. 2 is a structural explanatory diagram showing one embodiment of this invention, and FIG. 3 is a structural explanatory diagram showing a different embodiment of this invention. 1...Fuel pump, -2...Electric low pressure fuel pump, 4...Electric high pressure fuel pump,
6...Mechanical high pressure fuel pump, 9a-9d...
... High pressure fuel injection valve, 21 ... Ignition coil, 23 ... Relay, 24 ... Control circuit, 25 ... Fuel pressure sensor.
Claims (1)
動時および低回転時に上記機械式高圧燃料ポンプを補う
ための電動式高圧燃料ポンプとを備え、高圧燃料噴射弁
にて気筒内に直接燃料を噴・ 射する内燃機関の燃
料噴射装置において、機関回転数あるいは燃料供給圧を
検出し、この検出信号に基づき上記電動式高圧燃料ポン
プをオン・オフ制御することを特徴とする内燃機関の燃
料噴射装置。Equipped with a mechanical high-pressure fuel pump that is driven by engine output and an electric high-pressure fuel pump that supplements the mechanical high-pressure fuel pump during startup and low rotation, the system injects fuel directly into the cylinders using a high-pressure fuel injection valve. A fuel injection device for an internal combustion engine that injects fuel, wherein the engine speed or fuel supply pressure is detected, and the electric high-pressure fuel pump is controlled on and off based on the detection signal. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3873282U JPS58142372U (en) | 1982-03-19 | 1982-03-19 | Internal combustion engine fuel injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3873282U JPS58142372U (en) | 1982-03-19 | 1982-03-19 | Internal combustion engine fuel injection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58142372U true JPS58142372U (en) | 1983-09-26 |
Family
ID=30050056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3873282U Pending JPS58142372U (en) | 1982-03-19 | 1982-03-19 | Internal combustion engine fuel injection system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58142372U (en) |
-
1982
- 1982-03-19 JP JP3873282U patent/JPS58142372U/en active Pending
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