JPS6367660U - - Google Patents
Info
- Publication number
- JPS6367660U JPS6367660U JP16163086U JP16163086U JPS6367660U JP S6367660 U JPS6367660 U JP S6367660U JP 16163086 U JP16163086 U JP 16163086U JP 16163086 U JP16163086 U JP 16163086U JP S6367660 U JPS6367660 U JP S6367660U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- nozzle needle
- needle valve
- fuel injection
- 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
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案による１実施例の燃料噴射弁を
示す断面図、第２図は本考案による負荷と噴射圧
力の関係を示す線図、第３図は従来の燃料噴射装
置を示す説明図、第４図は従来の燃料噴射弁を示
す断面図、第５図は従来の燃料噴射弁の負荷と噴
射圧力の関係を示す線図である。
３…ノズル針弁、７ａ…油溜り、１１…ピスト
ン、１２…ピストン作動開始圧力設定ばね、１５
…油路、１６…ピストン室。
Fig. 1 is a sectional view showing a fuel injection valve according to an embodiment of the present invention, Fig. 2 is a diagram showing the relationship between load and injection pressure according to the invention, and Fig. 3 is an explanatory diagram showing a conventional fuel injection device. , FIG. 4 is a sectional view showing a conventional fuel injection valve, and FIG. 5 is a diagram showing the relationship between load and injection pressure of the conventional fuel injection valve. 3... Nozzle needle valve, 7a... Oil reservoir, 11... Piston, 12... Piston operation start pressure setting spring, 15
...Oil passage, 16...Piston chamber.
Claims (1)
おいて、噴口の開閉を制御するノズル針弁と同ノ
ズル針弁と並列に設けられたピストン、上記ノズ
ル針弁先端部の油溜りと上記ピストン先端部のピ
ストン室とを連通する油路、上記ピストンの他端
側に設けられ同ピストンを上記ピストン室側へ押
圧するばねを備えたことを特徴とする燃料噴射弁
。 A fuel injection valve for a direct injection diesel engine includes a nozzle needle valve that controls opening and closing of the nozzle, a piston installed in parallel with the nozzle needle valve, an oil reservoir at the tip of the nozzle needle valve, and a piston chamber at the tip of the piston. 1. A fuel injection valve comprising: an oil passage communicating with the piston; and a spring provided on the other end of the piston to press the piston toward the piston chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16163086U JPS6367660U (en) | 1986-10-23 | 1986-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16163086U JPS6367660U (en) | 1986-10-23 | 1986-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6367660U true JPS6367660U (en) | 1988-05-07 |
Family
ID=31088122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16163086U Pending JPS6367660U (en) | 1986-10-23 | 1986-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6367660U (en) |
-
1986
- 1986-10-23 JP JP16163086U patent/JPS6367660U/ja active Pending
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