JPS6321768U - - Google Patents
Info
- Publication number
- JPS6321768U JPS6321768U JP11345586U JP11345586U JPS6321768U JP S6321768 U JPS6321768 U JP S6321768U JP 11345586 U JP11345586 U JP 11345586U JP 11345586 U JP11345586 U JP 11345586U JP S6321768 U JPS6321768 U JP S6321768U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel injection
- metering
- air supply
- injection port
- 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 18
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000002485 combustion reaction Methods 0.000 claims description 2
Description
第１図は本考案による燃料噴射装置を取りつけ
た内燃機関の断面図、第２図は第１図の燃料噴射
弁の断面図、第３図は第１図の空気供給の切り換
えのための電磁弁の断面図、第４図は第３図の電
磁弁の他の状態にあるところを示す断面図である
。
３０……燃料噴射弁、６２……計量弁、６８…
…空気供給孔、７４……スリツト、８０……燃料
噴射口、８２……ニードル弁、９０……エアポン
プ、１０６……電磁弁。
Fig. 1 is a sectional view of an internal combustion engine equipped with a fuel injection device according to the present invention, Fig. 2 is a sectional view of the fuel injection valve shown in Fig. 1, and Fig. 3 is an electromagnetic valve for switching the air supply shown in Fig. 1. FIG. 4 is a cross-sectional view of the solenoid valve of FIG. 3 in another state. 30... Fuel injection valve, 62... Metering valve, 68...
... Air supply hole, 74 ... Slit, 80 ... Fuel injection port, 82 ... Needle valve, 90 ... Air pump, 106 ... Solenoid valve.
Claims (1)
の燃料計量手段と、所定の圧力以上で開弁する弁
を備えた燃料噴射口と、前記燃量計量手段と前記
燃料噴射口との間の燃料通路に開口する空気供給
孔とを具備した燃料噴射弁と、前記燃料計量手段
と関連して少なくとも燃料計量中には前記空気供
給孔に大気を供給しそして燃料計量後に前記空気
供給孔に高圧空気を供給する高圧空気供給手段と
からなり、燃料計量後に供給された高圧空気によ
つて前記燃料噴射口の弁が開弁せしめられるよう
にしたことを特徴とする内燃機関の燃料噴射装置
。 a fuel metering means for metering the amount of fuel according to engine operating conditions; a fuel injection port having a valve that opens at a predetermined pressure or higher; and a fuel injection port between the fuel metering device and the fuel injection port. a fuel injection valve having an air supply hole opening into a fuel passage; and in association with the fuel metering means, supplying atmospheric air to the air supply hole at least during fuel metering, and supplying high pressure to the air supply hole after fuel metering. 1. A fuel injection device for an internal combustion engine, comprising a high-pressure air supply means for supplying air, the valve of the fuel injection port being opened by the high-pressure air supplied after fuel metering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11345586U JPS6321768U (en) | 1986-07-25 | 1986-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11345586U JPS6321768U (en) | 1986-07-25 | 1986-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6321768U true JPS6321768U (en) | 1988-02-13 |
Family
ID=30995279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11345586U Pending JPS6321768U (en) | 1986-07-25 | 1986-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6321768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01179175U (en) * | 1988-06-10 | 1989-12-22 |
-
1986
- 1986-07-25 JP JP11345586U patent/JPS6321768U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01179175U (en) * | 1988-06-10 | 1989-12-22 |
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