JPS6216763U - - Google Patents
Info
- Publication number
- JPS6216763U JPS6216763U JP10768485U JP10768485U JPS6216763U JP S6216763 U JPS6216763 U JP S6216763U JP 10768485 U JP10768485 U JP 10768485U JP 10768485 U JP10768485 U JP 10768485U JP S6216763 U JPS6216763 U JP S6216763U
- Authority
- JP
- Japan
- Prior art keywords
- injector
- piston
- hydraulic
- hydraulic oil
- small
- 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
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 239000000295 fuel oil Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案に係る燃料噴射装置を示す説明
図、第２図は第１図の油圧駆動インジエクタの縦
断面図、第３図は従来のユニツトインジエクタを
示す説明図、第４図は第３図のユニツトインジエ
クタの内部を示す断面図、第５図は従来の単一プ
ランジヤ分配形噴射ポンプを示す断面図、第６図
は従来の燃料噴射弁を示す断面図である。
１００……作動油ポンプ、１１０……油圧駆動
インジエクタ、１１１……ピストン、１１１ａ…
…小径のピストン、１１３……戻しばね、１１９
……燃料油路、１１９ａ……燃料油側油路開口部
、１０９……作動油路。
Fig. 1 is an explanatory diagram showing a fuel injection device according to the present invention, Fig. 2 is a longitudinal sectional view of the hydraulically driven injector of Fig. 1, Fig. 3 is an explanatory diagram showing a conventional unit injector, and Fig. 4 is an explanatory diagram showing a conventional unit injector. FIG. 3 is a sectional view showing the inside of a unit injector, FIG. 5 is a sectional view showing a conventional single plunger distribution type injection pump, and FIG. 6 is a sectional view showing a conventional fuel injection valve. 100... Hydraulic oil pump, 110... Hydraulic drive injector, 111... Piston, 111a...
...Small diameter piston, 113...Return spring, 119
... Fuel oil passage, 119a... Fuel oil side oil passage opening, 109... Hydraulic oil passage.
Claims (1)
させる作動油を供給し、タイマ及び調量装置を有
する作動油ポンプと、同作動油ポンプと上記油圧
駆動インジエクタとの間に設けられた作動油路と
を備えたものにおいて、上記インジエクタのピス
トンの燃料油に面する部分に小径のピストンを付
設すると共に、該小径ピストンの先端には戻しば
ねを配して油圧増幅ピストンを構成し、該圧力増
幅ピストンの燃料油側油路開口部を該増副ピスト
ンの外環面に臨んで配したことを特徴とするイン
ジエクタ。 The hydraulic injector includes a hydraulic oil pump that supplies hydraulic oil for operating the injector and has a timer and a metering device, and a hydraulic oil passage provided between the hydraulic oil pump and the hydraulically driven injector. In the above-mentioned injector piston, a small-diameter piston is attached to the part facing the fuel oil, and a return spring is arranged at the tip of the small-diameter piston to constitute a hydraulic pressure amplifying piston, and the fuel oil of the pressure amplifying piston is An injector characterized in that a side oil passage opening is arranged facing an outer ring surface of the secondary piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10768485U JPS6216763U (en) | 1985-07-16 | 1985-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10768485U JPS6216763U (en) | 1985-07-16 | 1985-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6216763U true JPS6216763U (en) | 1987-01-31 |
Family
ID=30984192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10768485U Pending JPS6216763U (en) | 1985-07-16 | 1985-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6216763U (en) |
-
1985
- 1985-07-16 JP JP10768485U patent/JPS6216763U/ja active Pending