JPH0224067U - - Google Patents
Info
- Publication number
- JPH0224067U JPH0224067U JP10269188U JP10269188U JPH0224067U JP H0224067 U JPH0224067 U JP H0224067U JP 10269188 U JP10269188 U JP 10269188U JP 10269188 U JP10269188 U JP 10269188U JP H0224067 U JPH0224067 U JP H0224067U
- Authority
- JP
- Japan
- Prior art keywords
- insertion hole
- compressed air
- needle
- needle insertion
- air passage
- 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
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims 2
- 239000003708 ampul Substances 0.000 description 1
Description
第１図はエアブラスト弁の一部断面側面図、第
２図は第１図の矢印Ｋで示す部分の拡大断面図、
第３図は別の実施例を示す拡大断面図、第４図は
第３図の矢印に沿つてみた側面図、第５図は更
に別の実施例を示す拡大断面図、第６図はシリン
ダヘツド内壁面の底面図、第７図は２サイクル機
関の側面断面図である。
２０……エアブラスト弁、２２……ニードル挿
入孔、２３……ニードル、２４……ノズル口、３
０……ソレノイド、３２……ノズル室、３３……
圧縮空気流入通路、３４……圧縮空気源、３５…
…圧縮空気流出通路、３６……燃料噴射弁、３７
……ノズル口、４０，４１……膨大部。
Fig. 1 is a partially sectional side view of the air blast valve, Fig. 2 is an enlarged sectional view of the part indicated by arrow K in Fig. 1,
Fig. 3 is an enlarged sectional view showing another embodiment, Fig. 4 is a side view taken along the arrow in Fig. 3, Fig. 5 is an enlarged sectional view showing still another embodiment, and Fig. 6 is a cylinder. A bottom view of the inner wall surface of the head, and FIG. 7 is a side sectional view of the two-stroke engine. 20... Air blast valve, 22... Needle insertion hole, 23... Needle, 24... Nozzle port, 3
0... Solenoid, 32... Nozzle chamber, 33...
Compressed air inflow passage, 34... Compressed air source, 35...
...Compressed air outflow passage, 36...Fuel injection valve, 37
... Nozzle opening, 40, 41 ... Ampulla.
Claims (1)
ニードル挿入孔内にニードル挿入孔よりも小径の
ニードルを挿入して該ニードルを電磁的に制御す
ることによりニードル先端に形成された弁部によ
りノズル口を開閉制御し、圧縮空気源に連結され
た圧縮空気通路をニードル挿入孔に連結せしめる
と共に上記ノズル口と反対側において圧縮空気通
路とニードル挿入孔の連通部に隣接するニードル
上にニードル挿入孔の断面を閉鎖する膨大部を形
成し、上記圧縮空気通路内に燃料噴射弁を配置し
た内燃機関の燃料噴射装置。 A nozzle opening is formed at one end of the needle insertion hole, a needle with a smaller diameter than the needle insertion hole is inserted into the needle insertion hole, and the needle is electromagnetically controlled. The opening and closing of the mouth is controlled to connect a compressed air passage connected to a compressed air source to the needle insertion hole, and a needle insertion hole is provided on the needle adjacent to the communication portion between the compressed air passage and the needle insertion hole on the opposite side from the nozzle opening. A fuel injection device for an internal combustion engine, the fuel injection device for an internal combustion engine forming an enlarged portion that closes a cross section of the compressed air passage, and disposing a fuel injection valve within the compressed air passage.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10269188U JPH0636289Y2 (en) | 1988-08-04 | 1988-08-04 | Fuel injection device for internal combustion engine |
| US07/386,609 US4986247A (en) | 1988-08-04 | 1989-07-31 | Fuel supply device of an engine |
| AU39192/89A AU602819C (en) | 1988-08-04 | 1989-08-01 | A fuel supply of an engine |
| DE68910604T DE68910604T3 (en) | 1988-08-04 | 1989-08-03 | Engine fueling device. |
| EP89114397A EP0353763B2 (en) | 1988-08-04 | 1989-08-03 | A fuel supply device of an engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10269188U JPH0636289Y2 (en) | 1988-08-04 | 1988-08-04 | Fuel injection device for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0224067U true JPH0224067U (en) | 1990-02-16 |
| JPH0636289Y2 JPH0636289Y2 (en) | 1994-09-21 |
Family
ID=31332833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10269188U Expired - Lifetime JPH0636289Y2 (en) | 1988-08-04 | 1988-08-04 | Fuel injection device for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636289Y2 (en) |
-
1988
- 1988-08-04 JP JP10269188U patent/JPH0636289Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636289Y2 (en) | 1994-09-21 |
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