JPS608465U - Internal combustion engine fuel injection system - Google Patents
Internal combustion engine fuel injection systemInfo
- Publication number
- JPS608465U JPS608465U JP9950783U JP9950783U JPS608465U JP S608465 U JPS608465 U JP S608465U JP 9950783 U JP9950783 U JP 9950783U JP 9950783 U JP9950783 U JP 9950783U JP S608465 U JPS608465 U JP S608465U
- Authority
- JP
- Japan
- Prior art keywords
- spring
- nozzle
- fuel injection
- sub
- combustion engine
- 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
図面は本考案の断面図である。
１・・・・・・ノズルホルダ、２・・・・・・ホールノ
ズル、３・・・・・・針弁、４・・・・・・ノズルスプ
リング室、５・・曲ノズルスプリング、６・・・・・・
燃料通路、７・・・・・・シート部材、８・・・・・・
バイパス通路、９・・・・・・副針弁、１０・・・・・
・スプリング室、１１・・・・・・スプリング、１２・
・・・・・燃料フィードポンプ、１３・・・・・・管路
、１４・・・・・・コントロールバルブ。The drawing is a cross-sectional view of the present invention. 1... Nozzle holder, 2... Hole nozzle, 3... Needle valve, 4... Nozzle spring chamber, 5... Bent nozzle spring, 6...・・・・・・
Fuel passage, 7... Sheet member, 8...
Bypass passage, 9... Secondary needle valve, 10...
・Spring chamber, 11...Spring, 12・
...Fuel feed pump, 13...Pipe line, 14...Control valve.
Claims (1)
よって開弁する針弁を有した燃料噴射ノズルにおいて、
ノズルホルダ内に前記ノズルスプリングのシート部材を
固設し、このシート部材に前記ノズルホルダに明けられ
ている燃料通路と前記ノズルスプリングを収納するスプ
リング室とを連通ずるバイパス通路と、このバイパス通
路を開閉する副針弁と、この副針弁を閉止方向に押圧す
るスプリング並びにスプリングを収納する副スプリング
室とを設け、この副スプリング室と燃料フィードポンプ
とを管路接続すると共に、この管路上ニコントロールバ
ルブを設けたことを特徴とする内燃機関の燃料噴射装置
。In a fuel injection nozzle having a needle valve that is pressed in the closing direction by a nozzle spring and opened by fuel pressure,
A seat member of the nozzle spring is fixedly installed in a nozzle holder, and a bypass passage that communicates a fuel passage opened in the nozzle holder with a spring chamber housing the nozzle spring is provided in the seat member, and a bypass passage is provided in the seat member. A sub-needle valve that opens and closes, a spring that presses the sub-needle valve in the closing direction, and a sub-spring chamber that houses the spring are provided, and the sub-spring chamber and the fuel feed pump are connected via a pipe line, and a A fuel injection device for an internal combustion engine, characterized by being provided with a control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9950783U JPS608465U (en) | 1983-06-29 | 1983-06-29 | Internal combustion engine fuel injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9950783U JPS608465U (en) | 1983-06-29 | 1983-06-29 | Internal combustion engine fuel injection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS608465U true JPS608465U (en) | 1985-01-21 |
| JPH0213744Y2 JPH0213744Y2 (en) | 1990-04-16 |
Family
ID=30235785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9950783U Granted JPS608465U (en) | 1983-06-29 | 1983-06-29 | Internal combustion engine fuel injection system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS608465U (en) |
-
1983
- 1983-06-29 JP JP9950783U patent/JPS608465U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0213744Y2 (en) | 1990-04-16 |
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