JPS6432460U - - Google Patents
Info
- Publication number
- JPS6432460U JPS6432460U JP12697687U JP12697687U JPS6432460U JP S6432460 U JPS6432460 U JP S6432460U JP 12697687 U JP12697687 U JP 12697687U JP 12697687 U JP12697687 U JP 12697687U JP S6432460 U JPS6432460 U JP S6432460U
- Authority
- JP
- Japan
- Prior art keywords
- feed hole
- return path
- pressure oil
- oil return
- oil feed
- 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 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例を示す模式図、第２
図ａ，ｂは従来型と本考案のユニツトインジエク
タにおける戻油路内圧力変化を示す線図、第３図
ａ，ｂは従来型と本考案のユニツトインジエクタ
における噴射圧力の変化を示す線図である。
１……燃料供給部、２……高圧送油孔、３……
噴射ノズル、４……電磁弁、１１……ロツカーア
ーム、１６……戻油路、１９……空気溜り。
Figure 1 is a schematic diagram showing one embodiment of the present invention, Figure 2 is a schematic diagram showing an embodiment of the present invention.
Figures a and b are diagrams showing pressure changes in the return oil passage in the conventional type and unit injectors of the present invention, and Figures 3a and b are diagrams showing changes in injection pressure in the conventional type and unit injectors of the present invention. It is a diagram. 1... Fuel supply section, 2... High pressure oil feed hole, 3...
Injection nozzle, 4... Solenoid valve, 11... Rocker arm, 16... Return oil path, 19... Air reservoir.
Claims (1)
給部と、この燃料供給部から噴射ノズルに至る高
圧送油孔と、この高圧送油孔及び戻油路間に介装
されていて該戻油路の連通を選択的に遮断する電
磁弁と、前記戻油路の電磁弁出口に設けた空間溜
りとを備えたユニツトインジエクタ。 A fuel supply section that is energized by the rocking of the Rotsuker arm, a high-pressure oil feed hole that connects the fuel supply portion to the injection nozzle, and a high-pressure oil feed hole that is interposed between the high-pressure oil feed hole and the oil return path and that is connected to the oil return path. A unit injector comprising a solenoid valve that selectively blocks communication, and a space reservoir provided at the solenoid valve outlet of the oil return path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987126976U JPH0614078Y2 (en) | 1987-08-21 | 1987-08-21 | Unit Injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987126976U JPH0614078Y2 (en) | 1987-08-21 | 1987-08-21 | Unit Injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6432460U true JPS6432460U (en) | 1989-03-01 |
| JPH0614078Y2 JPH0614078Y2 (en) | 1994-04-13 |
Family
ID=31378980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987126976U Expired - Lifetime JPH0614078Y2 (en) | 1987-08-21 | 1987-08-21 | Unit Injector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0614078Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6027775A (en) * | 1983-07-27 | 1985-02-12 | Nissan Motor Co Ltd | Apparatus for fuel injection |
-
1987
- 1987-08-21 JP JP1987126976U patent/JPH0614078Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6027775A (en) * | 1983-07-27 | 1985-02-12 | Nissan Motor Co Ltd | Apparatus for fuel injection |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0614078Y2 (en) | 1994-04-13 |