JPS58165261U - Diesel engine fuel injection valve - Google Patents
Diesel engine fuel injection valveInfo
- Publication number
- JPS58165261U JPS58165261U JP6396482U JP6396482U JPS58165261U JP S58165261 U JPS58165261 U JP S58165261U JP 6396482 U JP6396482 U JP 6396482U JP 6396482 U JP6396482 U JP 6396482U JP S58165261 U JPS58165261 U JP S58165261U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- diesel engine
- injection valve
- needle valve
- engine fuel
- 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
- 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図は燃料噴射弁の部分断面図、第２図はそのスロッ
トルボデーの断面図、第３図から第６図に至る図は本考
案の第１実施例を表わ−し、第３図はエンジン低負荷状
態におけるその主要部縦断面図、第４図はエンジン高負
荷状態における主要部縦断面図、第５図Ａ、 Ｂは燃料
噴射弁と渦流室との関係を表わした概略断面図、第６図
は第３図図示Ａ−Ａ線横断面図、第７図および第８図は
本考案の第２実施例を表わし、第７図Ａ、 Ｂはエンジ
ン低負荷状態における主要部構成、第８図Ａ、 Ｂはエ
ンジン高負荷状態における主要部構成を夫々示す。
１・・・ノズルボデー、２・・・ノズルホルダ、３・・
・針弁ホルダ、４・・・針弁、３−１・・・固定部、３
−２． １３・・・可動部、７′・・・スロットル
部、８・・・圧力室、９・・・スプリング。
４
第１図 第８図FIG. 1 is a partial sectional view of a fuel injection valve, FIG. 2 is a sectional view of its throttle body, FIGS. 3 to 6 show a first embodiment of the present invention, and FIG. 4 is a vertical sectional view of the main part in a low engine load state, FIG. 4 is a longitudinal sectional view of the main part in a high engine load state, and FIGS. 5 A and B are schematic sectional views showing the relationship between the fuel injection valve and the swirl chamber. , FIG. 6 is a cross-sectional view taken along the line A-A shown in FIG. 3, FIGS. 7 and 8 show the second embodiment of the present invention, and FIGS. 7A and 7B show the configuration of main parts in a low engine load state. , and FIGS. 8A and 8B respectively show the configuration of the main parts under high engine load conditions. 1... Nozzle body, 2... Nozzle holder, 3...
・Needle valve holder, 4... Needle valve, 3-1... Fixed part, 3
-2. 13...Movable part, 7'...Throttle part, 8...Pressure chamber, 9...Spring. 4 Figure 1 Figure 8
Claims (1)
噴射弁において、針弁ホルダの一部を針弁の軸方向に対
して直角の方向に移動可能に形成せしめ、エンジン負荷
状態に対応する燃焼圧力に応じて、上記可動部と上記針
弁とで形成されるスロットル部を可変とするよう構成し
たことを特徴とするディーゼルエンジンの燃料噴射弁。In a fuel injection valve for a diesel engine equipped with a needle valve and a needle valve holder, a part of the needle valve holder is formed to be movable in a direction perpendicular to the axial direction of the needle valve, and a combustion engine corresponding to the engine load condition is formed. A fuel injection valve for a diesel engine, characterized in that a throttle section formed by the movable section and the needle valve is made variable in accordance with pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6396482U JPS58165261U (en) | 1982-04-30 | 1982-04-30 | Diesel engine fuel injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6396482U JPS58165261U (en) | 1982-04-30 | 1982-04-30 | Diesel engine fuel injection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58165261U true JPS58165261U (en) | 1983-11-02 |
Family
ID=30074039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6396482U Pending JPS58165261U (en) | 1982-04-30 | 1982-04-30 | Diesel engine fuel injection valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58165261U (en) |
-
1982
- 1982-04-30 JP JP6396482U patent/JPS58165261U/en active Pending
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