JPS6041572U - Pressure booster plunger type fuel injection device - Google Patents
Pressure booster plunger type fuel injection deviceInfo
- Publication number
- JPS6041572U JPS6041572U JP13351683U JP13351683U JPS6041572U JP S6041572 U JPS6041572 U JP S6041572U JP 13351683 U JP13351683 U JP 13351683U JP 13351683 U JP13351683 U JP 13351683U JP S6041572 U JPS6041572 U JP S6041572U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- plunger
- fuel injection
- injection device
- guide sleeve
- 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
- Fuel-Injection Apparatus (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
第１図は従来の増圧プランジャ式燃料噴射装置を示す概
略構成図、第２図は本考案の実施例における同装置の概
略構成図である。 １・・・・・・燃料ポン
プ、５・・・・・・スプール弁、１２・・・・・・増圧
プランジャ、１６・・・・・・調圧器、１７・・曲燃料
室、２３・・・・・・調圧ピストン、２５・・・・・・
ガイドスリーブ、２７・・・・・・位置検出器、２９・
・・・・・ソレノイド、３１・・・・・・制御器。FIG. 1 is a schematic configuration diagram showing a conventional pressure boosting plunger type fuel injection device, and FIG. 2 is a schematic configuration diagram of the same device in an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Fuel pump, 5... Spool valve, 12... Pressure booster plunger, 16... Pressure regulator, 17... Curved fuel chamber, 23... ...Pressure regulating piston, 25...
Guide sleeve, 27...Position detector, 29.
...Solenoid, 31...Controller.
Claims (1)
を設け、前記増圧プランジャの燃料室と燃料ポンプとの
間の管路に調圧器を設け、この調圧器は、前記調圧用ス
プリングと同一バネ定数を有する調圧用スプリングを有
し、かつ前記プランジャと同径のロッド部を有するピス
トンを設け、前記ロッド部の外周上を摺動すると共に、
計量穴を有するガイドスリーブを設けてなり、更に、前
記ガイドスリーブの位置を検出する位置検出器を設け、
前記位置検出器からの信号をもとに、前記ガイドスリー
ブを最適位置に摺動させる駆動制御装置を設けたことを
特徴とする増圧プランジャ式％式％The pressure booster plunger is provided with a plunger having a pressure regulating spring, and a pressure regulator is provided in a conduit between the fuel chamber of the pressure boosting plunger and the fuel pump, and the pressure regulator has the same spring constant as the pressure regulating spring. A piston having a pressure regulating spring and a rod portion having the same diameter as the plunger is provided, and the piston slides on the outer periphery of the rod portion, and
A guide sleeve having a metering hole is provided, and a position detector is further provided to detect the position of the guide sleeve,
The pressure-increasing plunger type % type % is characterized by being provided with a drive control device that slides the guide sleeve to an optimal position based on a signal from the position detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13351683U JPS6041572U (en) | 1983-08-31 | 1983-08-31 | Pressure booster plunger type fuel injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13351683U JPS6041572U (en) | 1983-08-31 | 1983-08-31 | Pressure booster plunger type fuel injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6041572U true JPS6041572U (en) | 1985-03-23 |
| JPH022941Y2 JPH022941Y2 (en) | 1990-01-24 |
Family
ID=30301146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13351683U Granted JPS6041572U (en) | 1983-08-31 | 1983-08-31 | Pressure booster plunger type fuel injection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6041572U (en) |
-
1983
- 1983-08-31 JP JP13351683U patent/JPS6041572U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH022941Y2 (en) | 1990-01-24 |
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