JPS58142368U - Diesel engine fuel injection valve - Google Patents
Diesel engine fuel injection valveInfo
- Publication number
- JPS58142368U JPS58142368U JP3934382U JP3934382U JPS58142368U JP S58142368 U JPS58142368 U JP S58142368U JP 3934382 U JP3934382 U JP 3934382U JP 3934382 U JP3934382 U JP 3934382U JP S58142368 U JPS58142368 U JP S58142368U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- diesel engine
- injection valve
- engine fuel
- valve
- 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)
- 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
第１図は、従来のディーゼル機関の燃料噴射弁の一例を
示す断面図、第２図は、第１図の説明に供するタイムチ
ャート図、第３図は、この考案を実施したディーゼル機
関の燃料噴射弁の一例を示す断面図、第４図は、第３図
の実施例の説明に供するタイムチャート図、第５図は、
第３図の燃料噴射弁を備えた燃料噴射時期制御装置の一
例を示すブロック薗である。
１・・・・・・ノズル、１ａ・・・・・・噴射口、１ｂ
・・・・・・燃料室、２・・・・・・ディスタンスピー
ス、３・・・・・・ノズルホルダ、５・・・・・・ニー
ドル、６・・・・・・ブツシュロッド、７・・・・・・
ノズルスプリング、２１・・・・・・リテーナ、２２・
・・・・・圧電素子、２３・・・・・・アジャストスク
リュー、２４・・・・：・タペットロッド、２５・・・
・・・タペットヘッド、２６・・・・・・摺動部、２７
・・・・・・開弁圧可変カム。Fig. 1 is a sectional view showing an example of a fuel injection valve of a conventional diesel engine, Fig. 2 is a time chart diagram for explaining Fig. 1, and Fig. 3 is a fuel injection valve of a diesel engine implementing this invention. A sectional view showing an example of an injection valve, FIG. 4 is a time chart diagram for explaining the embodiment of FIG. 3, and FIG.
4 is a block diagram showing an example of a fuel injection timing control device including the fuel injection valve of FIG. 3. 1... Nozzle, 1a... Injection port, 1b
... Fuel chamber, 2 ... Distance piece, 3 ... Nozzle holder, 5 ... Needle, 6 ... Bush rod, 7 ...・・・・・・
Nozzle spring, 21...Retainer, 22.
... Piezoelectric element, 23 ... Adjustment screw, 24 ...: Tappet rod, 25 ...
... Tappet head, 26 ... Sliding part, 27
...Variable valve opening pressure cam.
Claims (1)
関の燃料噴射弁において、機関運転状態に応じてノズル
開弁圧を変化させる開弁圧可変機構を設けたことを特徴
とするディーゼル機関の燃料噴射弁。A fuel injection valve for a diesel engine in which a valve at an injection port opens and closes depending on fuel pressure, characterized in that the fuel injection valve for a diesel engine is provided with a variable opening pressure mechanism that changes the nozzle opening pressure according to engine operating conditions. valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3934382U JPS58142368U (en) | 1982-03-23 | 1982-03-23 | Diesel engine fuel injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3934382U JPS58142368U (en) | 1982-03-23 | 1982-03-23 | Diesel engine fuel injection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58142368U true JPS58142368U (en) | 1983-09-26 |
Family
ID=30050630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3934382U Pending JPS58142368U (en) | 1982-03-23 | 1982-03-23 | Diesel engine fuel injection valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58142368U (en) |
-
1982
- 1982-03-23 JP JP3934382U patent/JPS58142368U/en active Pending
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