JPS61184862U - - Google Patents
Info
- Publication number
- JPS61184862U JPS61184862U JP6979585U JP6979585U JPS61184862U JP S61184862 U JPS61184862 U JP S61184862U JP 6979585 U JP6979585 U JP 6979585U JP 6979585 U JP6979585 U JP 6979585U JP S61184862 U JPS61184862 U JP S61184862U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel injection
- air bleed
- filter
- communicated
- 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 21
- 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 2
- 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。
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、１
３……過済み室、１９……エア抜き口（第２エ
ア抜き口）、２０……エア抜きパイプ（第２エア
抜きパイプ）、２１……燃料溜め室、２２……戻
し管、２５……戻し口。
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. 2...Fuel tank, 3...Fuel filter, 4...
... Supply pump, 5 ... Fuel injection pump, 6 ... Fuel injection nozzle, 11 ... Filter element, 1
3... Exhausted chamber, 19... Air bleed port (second air bleed port), 20... Air bleed pipe (second air bleed pipe), 21... Fuel reservoir chamber, 22... Return pipe, 25... ...Return port.
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１９をエア抜きパ
イプ２０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の余剰油の戻し口２５
をエア抜きパイプ２０に連通させ、燃料噴射ポン
プ５からの余剰油をエア抜きパイプ２０を通じて
燃料フイルタ３の過済み室１３に供給可能に構
成し、エア抜きパイプ２０に燃料溜め室２１を形
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 16 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 19 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 20. , surplus oil return port 25 of the fuel injection pump 5
is connected to the air bleed pipe 20 so that excess oil from the fuel injection pump 5 can be supplied to the overflow chamber 13 of the fuel filter 3 through the air bleed pipe 20, and a fuel reservoir chamber 21 is formed in the air bleed pipe 20. A fuel supply device for a fuel injection internal combustion engine, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6979585U JPS61184862U (en) | 1985-05-10 | 1985-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6979585U JPS61184862U (en) | 1985-05-10 | 1985-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61184862U true JPS61184862U (en) | 1986-11-18 |
Family
ID=30605806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6979585U Pending JPS61184862U (en) | 1985-05-10 | 1985-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61184862U (en) |
-
1985
- 1985-05-10 JP JP6979585U patent/JPS61184862U/ja active Pending
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