JPS61184861U - - Google Patents
Info
- Publication number
- JPS61184861U JPS61184861U JP6979485U JP6979485U JPS61184861U JP S61184861 U JPS61184861 U JP S61184861U JP 6979485 U JP6979485 U JP 6979485U JP 6979485 U JP6979485 U JP 6979485U JP S61184861 U JPS61184861 U JP S61184861U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel injection
- air bleed
- injection pump
- pump
- 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
- 239000000446 fuel Substances 0.000 claims description 23
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000002828 fuel tank Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図乃至第３図は本考案の実施例を示し、第
１図はデイーゼルエンジンの燃料供給系統図、第
２図及び第３図はそれぞれ燃料フイルタの変形例
を示す要部の縦断正面図であり、第４図は従来例
の燃料供給系統図である。
１……燃料供給系統、２……燃料タンク、３…
…燃料フイルタ、４……供給ポンプ、５……燃料
噴射ポンプ、６……燃料噴射ノズル、１１……フ
イルタエレメント、１２……燃料流入室、１３…
…過済み室、１４……燃料取出口、１５……燃
料入口、１８……戻し口、２０……エア抜き口（
第２エア抜き口）、２１……エア抜きパイプ（第
２エア抜きパイプ）、２２……戻し管、２２ａ…
…２２の先端部。
1 to 3 show an embodiment of the present invention, FIG. 1 is a fuel supply system diagram of a diesel engine, and FIGS. 2 and 3 are longitudinal sectional front views of main parts showing modified examples of the fuel filter, respectively. FIG. 4 is a fuel supply system diagram of a conventional example. 1...Fuel supply system, 2...Fuel tank, 3...
... Fuel filter, 4 ... Supply pump, 5 ... Fuel injection pump, 6 ... Fuel injection nozzle, 11 ... Filter element, 12 ... Fuel inlet chamber, 13 ...
...Exhausted chamber, 14...Fuel outlet, 15...Fuel inlet, 18...Return port, 20...Air vent (
2nd air bleed port), 21...air bleed pipe (second air bleed pipe), 22...return pipe, 22a...
...22 tip.
Claims (1)
３、供給ポンプ４及び燃料噴射ポンプ５を介して
燃料噴射ノズル６に連通し、燃料噴射ポンプ５の
余剰油の戻し管２２を燃料タンク２に連通し、燃
料フイルタ３のフイルタエレメント１１の下流側
の過済み室１３のエア抜き口２０をエア抜きパ
イプ２１を介して燃料タンク２の上部に連通させ
て構成した燃料噴射式内燃機関の燃料供給装置に
おいて、燃料噴射ポンプ５の余剰燃料の列し口１
８をエア抜きパイプ２１に連通させ、燃料噴射ポ
ンプ５からの余剰燃料をエア抜きパイプ２１及び
供給ポンプ４を通じて燃料噴射ポンプ５に循環可
能に構成した事を特徴とする燃料噴射式内燃機関
の燃料供給装置。 The fuel outlet 14 of the fuel tank 2 is communicated with the fuel injection nozzle 6 via the fuel filter 3, the supply pump 4, and the fuel injection pump 5, and the excess oil return pipe 22 of the fuel injection pump 5 is communicated with the fuel tank 2. , in a fuel supply system for a fuel injection type internal combustion engine, in which an air bleed port 20 of a waste chamber 13 on the downstream side of a filter element 11 of a fuel filter 3 is communicated with an upper part of a fuel tank 2 via an air bleed pipe 21. , surplus fuel outlet 1 of the fuel injection pump 5
8 is connected to an air bleed pipe 21, and surplus fuel from the fuel injection pump 5 can be circulated to the fuel injection pump 5 through the air bleed pipe 21 and the supply pump 4. Feeding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6979485U JPS61184861U (en) | 1985-05-10 | 1985-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6979485U JPS61184861U (en) | 1985-05-10 | 1985-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61184861U true JPS61184861U (en) | 1986-11-18 |
Family
ID=30605804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6979485U Pending JPS61184861U (en) | 1985-05-10 | 1985-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61184861U (en) |
-
1985
- 1985-05-10 JP JP6979485U patent/JPS61184861U/ja active Pending
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