JPS6360075U - - Google Patents
Info
- Publication number
- JPS6360075U JPS6360075U JP15343786U JP15343786U JPS6360075U JP S6360075 U JPS6360075 U JP S6360075U JP 15343786 U JP15343786 U JP 15343786U JP 15343786 U JP15343786 U JP 15343786U JP S6360075 U JPS6360075 U JP S6360075U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- nozzle
- fuel supply
- passages
- nozzle holes
- 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 15
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例において、ノズルボ
デーの第１の燃料供給通路Ａに燃料が供給された
場合の燃料流の態様を示した断面図、第２図は同
上のノズルボデーにおいて第２の燃料供給通路Ｂ
に燃料が供給された場合の燃料流の態様を示した
断面図、第３図は第１図の場合の噴孔１６への燃
料流入態様を示した展開図、第４図は第２図の場
合の噴孔１６への燃料流入態様を示した展開図、
第５図は第１図及び第２図に示したノズルボデー
を含む燃料噴射装置全体の概略構成図、第６図は
第５図におけるコントローラ２６の作動態様を示
す特性図である。
１０……ノズルボデー、１２……ニードルバル
ブ、１４……ノズルスプリング、１６……噴孔、
２２……切換弁、２４……燃料供給源、２６……
コントローラ、Ａ……第１燃料供給通路、Ｂ……
第２燃料供給通路。
FIG. 1 is a sectional view showing the mode of fuel flow when fuel is supplied to the first fuel supply passage A of the nozzle body in one embodiment of the present invention, and FIG. Fuel supply passage B
FIG. 3 is a cross-sectional view showing the manner of fuel flow when fuel is supplied to the nozzle hole 16 in the case of FIG. A developed view showing how fuel flows into the nozzle hole 16 in the case of
FIG. 5 is a schematic configuration diagram of the entire fuel injection system including the nozzle bodies shown in FIGS. 1 and 2, and FIG. 6 is a characteristic diagram showing the operating mode of the controller 26 in FIG. 5. 10... Nozzle body, 12... Needle valve, 14... Nozzle spring, 16... Nozzle hole,
22...Switching valve, 24...Fuel supply source, 26...
Controller, A...first fuel supply passage, B...
Second fuel supply passage.
Claims (1)
共に、上記噴孔に対する燃料の流入方向が異る複
数の燃料供給通路を設けたホール型ノズルと、エ
ンジンの運転状態に応じて上記複数の燃料供給通
路の何れかを燃料供給源に選択的に連通させる切
換弁とを具えてなることを特徴とする燃料噴射装
置。 A hole-type nozzle in which a nozzle body is provided with a plurality of elongated nozzle holes and a plurality of fuel supply passages in which fuel flows into the nozzle holes in different directions; A fuel injection device comprising a switching valve that selectively connects one of the passages to a fuel supply source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15343786U JPH0442522Y2 (en) | 1986-10-06 | 1986-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15343786U JPH0442522Y2 (en) | 1986-10-06 | 1986-10-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6360075U true JPS6360075U (en) | 1988-04-21 |
| JPH0442522Y2 JPH0442522Y2 (en) | 1992-10-07 |
Family
ID=31072318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15343786U Expired JPH0442522Y2 (en) | 1986-10-06 | 1986-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442522Y2 (en) |
-
1986
- 1986-10-06 JP JP15343786U patent/JPH0442522Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0442522Y2 (en) | 1992-10-07 |
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