JPS6321765U - - Google Patents
Info
- Publication number
- JPS6321765U JPS6321765U JP11448586U JP11448586U JPS6321765U JP S6321765 U JPS6321765 U JP S6321765U JP 11448586 U JP11448586 U JP 11448586U JP 11448586 U JP11448586 U JP 11448586U JP S6321765 U JPS6321765 U JP S6321765U
- Authority
- JP
- Japan
- Prior art keywords
- unit injector
- branch part
- relief valve
- plunger
- orifice
- 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
- 239000000446 fuel Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例を示す側断面図、第
２図はリリーフ弁を示す側断面図、第３図は本考
案の効果を説明する噴射圧力特性図、第４図は従
来のユニツトインジエクタを示す側面図、第５図
はその噴射圧力特性図である。
１０……ノズル部分、２０……ポンプ部分、２
２……プランジヤ、２５……燃料供給通路、３２
……高圧油路、３５……逃し油路、４０……リリ
ーフ弁、５０……オリフイス。
Fig. 1 is a side sectional view showing an embodiment of the present invention, Fig. 2 is a side sectional view showing a relief valve, Fig. 3 is an injection pressure characteristic diagram explaining the effects of the present invention, and Fig. 4 is a conventional FIG. 5 is a side view showing the unit injector and its injection pressure characteristics. 10...Nozzle part, 20...Pump part, 2
2...Plunger, 25...Fuel supply passage, 32
...High pressure oil path, 35...Relief oil path, 40...Relief valve, 50...Orifice.
Claims (1)
によつて加圧される油路に分岐部を設け、その分
岐部がリリーフ弁とオリフイスを介して燃料供給
通路に接続されていることを特徴とするユニツト
インジエクタ。 A unit injector characterized in that an oil passage pressurized by a plunger of a pump part of the unit injector is provided with a branch part, and the branch part is connected to a fuel supply passage via a relief valve and an orifice. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986114485U JPH0452467Y2 (en) | 1986-07-28 | 1986-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986114485U JPH0452467Y2 (en) | 1986-07-28 | 1986-07-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6321765U true JPS6321765U (en) | 1988-02-13 |
| JPH0452467Y2 JPH0452467Y2 (en) | 1992-12-09 |
Family
ID=30997266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986114485U Expired JPH0452467Y2 (en) | 1986-07-28 | 1986-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452467Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6013972A (en) * | 1983-07-06 | 1985-01-24 | Nissan Motor Co Ltd | Fuel injection device for direct injection type diesel engine |
-
1986
- 1986-07-28 JP JP1986114485U patent/JPH0452467Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6013972A (en) * | 1983-07-06 | 1985-01-24 | Nissan Motor Co Ltd | Fuel injection device for direct injection type diesel engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0452467Y2 (en) | 1992-12-09 |