JPS6133964U - fuel supply device - Google Patents
fuel supply deviceInfo
- Publication number
- JPS6133964U JPS6133964U JP11852384U JP11852384U JPS6133964U JP S6133964 U JPS6133964 U JP S6133964U JP 11852384 U JP11852384 U JP 11852384U JP 11852384 U JP11852384 U JP 11852384U JP S6133964 U JPS6133964 U JP S6133964U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel supply
- fuel pump
- supply device
- mechanical
- 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.)
- Granted
Links
Landscapes
- Output Control And Ontrol Of Special Type 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
【図面の簡単な説明】
第１図は、本考案の実施例による燃料供給装置を示す回
路図、第２図は、本考案の実施例に用いられた電気ポン
プの特性を示す線図、笹３図は、本考案の実施例に用い
られた機械式ポンプの特性を示す線図、第４図は、−電
気式燃料ポンプと機械式燃料ポンプの寄与度を示す説明
図である。
１・・・内燃機関、９−・・・燃料噴射弁、ｊ２・・・
燃料タ、ンク、１３・・・燃料供給通路、１５・・・電
気式燃料タンク、１．６・・・機械式燃料ポンプ、１７
・・・バイパス通路、１８・・・二エツク弁。[Brief Description of the Drawings] Fig. 1 is a circuit diagram showing a fuel supply device according to an embodiment of the present invention, and Fig. 2 is a diagram showing characteristics of an electric pump used in an embodiment of the present invention. FIG. 3 is a diagram showing the characteristics of the mechanical pump used in the embodiment of the present invention, and FIG. 4 is an explanatory diagram showing the contribution of the electric fuel pump and the mechanical fuel pump. 1... Internal combustion engine, 9-... Fuel injection valve, j2...
Fuel tank, tank, 13...Fuel supply passage, 15...Electric fuel tank, 1.6...Mechanical fuel pump, 17
... Bypass passage, 18... Two neck valve.
Claims (1)
燃料タンクから前記燃料噴射弁へ通じる一燃料供給通路
の上流側より電気式燃料ポンプと内−燃機関により駆動
される機械式燃料ポンプを直列に設けるとともに、剪記
機械式燃料ポン７゜の吸入側と吐出側を連通ずるバイパ
ス通路を形成′し、前記バ−イ六ス通路の途中に前記機
械式燃料ポンプの吐出圧が高くなると前記バイパス通路
を閉じるチエツク弁を設けたことを特徴とする燃料供給
装置。In a fuel supply system for an internal combustion engine equipped with a fuel injection valve,
An electric fuel pump and a mechanical fuel pump driven by an internal combustion engine are installed in series from the upstream side of one fuel supply passage leading from the fuel tank to the fuel injection valve, and a 7° inlet mechanical fuel pump is installed. A bypass passage is formed that communicates the side and the discharge side, and a check valve is provided in the middle of the six-way passage to close the bypass passage when the discharge pressure of the mechanical fuel pump becomes high. Fuel supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11852384U JPS6133964U (en) | 1984-07-31 | 1984-07-31 | fuel supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11852384U JPS6133964U (en) | 1984-07-31 | 1984-07-31 | fuel supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6133964U true JPS6133964U (en) | 1986-03-01 |
| JPH0216055Y2 JPH0216055Y2 (en) | 1990-05-01 |
Family
ID=30677411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11852384U Granted JPS6133964U (en) | 1984-07-31 | 1984-07-31 | fuel supply device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6133964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012225310A (en) * | 2011-04-21 | 2012-11-15 | Kawasaki Heavy Ind Ltd | Supply fuel pressure control device and fuel supply device of internal combustion engine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5768165U (en) * | 1980-10-13 | 1982-04-23 | ||
| JPS59566U (en) * | 1982-06-23 | 1984-01-05 | 日産自動車株式会社 | Direct injection gasoline engine fuel supply system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59566B2 (en) * | 1981-06-24 | 1984-01-07 | 株式会社神戸製鋼所 | Continuous desulfurization and dephosphorization method for hot metal |
-
1984
- 1984-07-31 JP JP11852384U patent/JPS6133964U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5768165U (en) * | 1980-10-13 | 1982-04-23 | ||
| JPS59566U (en) * | 1982-06-23 | 1984-01-05 | 日産自動車株式会社 | Direct injection gasoline engine fuel supply system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012225310A (en) * | 2011-04-21 | 2012-11-15 | Kawasaki Heavy Ind Ltd | Supply fuel pressure control device and fuel supply device of internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0216055Y2 (en) | 1990-05-01 |
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