JPS59144131U - Internal combustion engine fuel injection system - Google Patents
Internal combustion engine fuel injection systemInfo
- Publication number
- JPS59144131U JPS59144131U JP3746783U JP3746783U JPS59144131U JP S59144131 U JPS59144131 U JP S59144131U JP 3746783 U JP3746783 U JP 3746783U JP 3746783 U JP3746783 U JP 3746783U JP S59144131 U JPS59144131 U JP S59144131U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- injection
- combustion engine
- internal combustion
- fuel injection
- 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
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) [Summary] 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一例を示す縦断面図、第
２図は本考案の燃料噴射装置の一実施例を示す縦断面図
、第３図は同上の弁特性を示すタイムチャート、第４図
は本考案の他の一実施例を示す縦断面図である。
２１・・・ユニットインジェクタ、２２・・・プランジ
ャ、２３・・・カム機構、２６・・・ポンプ室、２７・
・・噴射燃料通路、３１・・・燃料タンク、４１・・・
噴口、４２・・・ニードル室、４３・・・二一ドルバル
フ、４４・・・バルブスプリング、５０・・・噴射終了
時期制御用電磁開閉弁、６０．６０Ａ・・・噴射開始時
期制御用電磁開閉弁、７０・・・制御装置。FIG. 1 is a longitudinal sectional view showing an example of a conventional fuel injection device, FIG. 2 is a longitudinal sectional view showing an embodiment of the fuel injection device of the present invention, and FIG. 3 is a time chart showing the valve characteristics of the same. FIG. 4 is a longitudinal sectional view showing another embodiment of the present invention. 21... Unit injector, 22... Plunger, 23... Cam mechanism, 26... Pump chamber, 27...
...Injection fuel passage, 31...Fuel tank, 41...
Nozzle port, 42... Needle chamber, 43... 21 dollar valve, 44... Valve spring, 50... Solenoid opening/closing valve for controlling injection end timing, 60.60A... Solenoid opening/closing valve for controlling injection start timing. Valve, 70...control device.
Claims (1)
と、該圧送された燃料を噴射燃料通路を介し噴口から噴
射供給する噴射弁部と、前記噴射燃料通話と低圧燃料源
とを接続する通路に相互に並列して介装された噴射開始
時期制御用及び噴射終了時期制御用電磁開閉弁と、機関
連転状態に応じて前記２つの電磁開閉弁に夫々通電作動
させる制御装置と、を備えたことを特徴とする内燃機関
の燃料噴射装置。A pump section that sucks in and pressure-feeds fuel in synchronization with the rotation of the internal combustion engine, an injection valve section that injects the pumped fuel from a nozzle via an injection fuel passage, and connects the injection fuel line and a low-pressure fuel source. electromagnetic on-off valves for injection start timing control and injection end timing control that are interposed in parallel with each other in the passage, and a control device that energizes the two electromagnetic on-off valves according to machine-related rotation states, respectively. A fuel injection device for an internal combustion engine, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3746783U JPS59144131U (en) | 1983-03-17 | 1983-03-17 | Internal combustion engine fuel injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3746783U JPS59144131U (en) | 1983-03-17 | 1983-03-17 | Internal combustion engine fuel injection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59144131U true JPS59144131U (en) | 1984-09-26 |
Family
ID=30168153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3746783U Pending JPS59144131U (en) | 1983-03-17 | 1983-03-17 | Internal combustion engine fuel injection system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59144131U (en) |
-
1983
- 1983-03-17 JP JP3746783U patent/JPS59144131U/en active Pending
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