JPS6038158U - Fuel pressure control device for fuel supply system of fuel injection engine - Google Patents
Fuel pressure control device for fuel supply system of fuel injection engineInfo
- Publication number
- JPS6038158U JPS6038158U JP12936583U JP12936583U JPS6038158U JP S6038158 U JPS6038158 U JP S6038158U JP 12936583 U JP12936583 U JP 12936583U JP 12936583 U JP12936583 U JP 12936583U JP S6038158 U JPS6038158 U JP S6038158U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- supply system
- injection engine
- control device
- 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
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図はこの考案に係る燃料噴射エンジンの燃料係給系の燃
料圧力制御装置に係る好適一実施例を示すシステム図で
ある。
尚、図中４は燃料係給系、５は燃料タンク、６は負圧系
路、７はプレッシャレギュレータ、８はリターン通路、
９は遮断弁、１０は制御手段である。The figure is a system diagram showing a preferred embodiment of a fuel pressure control device for a fuel supply system of a fuel injection engine according to this invention. In the figure, 4 is a fuel supply system, 5 is a fuel tank, 6 is a negative pressure line, 7 is a pressure regulator, 8 is a return passage,
9 is a shutoff valve, and 10 is a control means.
Claims (2)
圧で作動するプレッシャレギュレータによりリターン通
路を介して燃料タンクへ戻すようにした燃料噴射エンジ
ンにおいて、上記リターン通路に設けられこれに流れる
燃料を遮断して上記燃料供給系内を昇圧する遮断弁と、
上記燃料中に発生するベーパに応じて上記遮断弁を開閉
作動させる制御手段とを備えたことを特徴とする燃料噴
射エンジンの燃料供給系の燃料圧力制御装置。(1) In a fuel injection engine in which a part of the fuel supplied to the fuel supply system is returned to the fuel tank via a return passage by a pressure regulator operated by intake negative pressure, a part of the fuel supplied to the fuel supply system is provided in the return passage and flows into it. a shutoff valve that shuts off fuel and increases pressure in the fuel supply system;
A fuel pressure control device for a fuel supply system of a fuel injection engine, comprising a control means for opening and closing the shutoff valve in accordance with vapor generated in the fuel.
を発生する高温域に達した時及びエンジン始動時をそれ
ぞれ検出して上記遮断弁をエンジン始動時から所定時間
閉成するタイマであることを特徴とする実用新案登録請
求の範囲第１項記載の燃料噴射エンジンの燃料供給系の
燃料圧力制御装置。(2) The control means is a timer that detects when the cooling water temperature reaches a high temperature range that generates vapor in the fuel and when the engine is started, and closes the shutoff valve for a predetermined period of time from the time when the engine starts. A fuel pressure control device for a fuel supply system of a fuel injection engine according to claim 1, which is characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12936583U JPS6038158U (en) | 1983-08-23 | 1983-08-23 | Fuel pressure control device for fuel supply system of fuel injection engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12936583U JPS6038158U (en) | 1983-08-23 | 1983-08-23 | Fuel pressure control device for fuel supply system of fuel injection engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6038158U true JPS6038158U (en) | 1985-03-16 |
Family
ID=30293143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12936583U Pending JPS6038158U (en) | 1983-08-23 | 1983-08-23 | Fuel pressure control device for fuel supply system of fuel injection engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6038158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009016885A1 (en) * | 2007-08-01 | 2009-02-05 | Nissan Motor Co., Ltd. | Fuel injection device |
-
1983
- 1983-08-23 JP JP12936583U patent/JPS6038158U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009016885A1 (en) * | 2007-08-01 | 2009-02-05 | Nissan Motor Co., Ltd. | Fuel injection device |
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