JPS59157575U - fuel injection nozzle - Google Patents
fuel injection nozzleInfo
- Publication number
- JPS59157575U JPS59157575U JP5032583U JP5032583U JPS59157575U JP S59157575 U JPS59157575 U JP S59157575U JP 5032583 U JP5032583 U JP 5032583U JP 5032583 U JP5032583 U JP 5032583U JP S59157575 U JPS59157575 U JP S59157575U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- injection nozzle
- nozzle
- sack
- fuel reservoir
- 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
Landscapes
- Fuel-Injection Apparatus (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の実施態様を例示し、第１図は直接噴射式
エンジンの一部を示す縦断面図、第２図は燃料噴射ノズ
ルの縦断面図、第３図は連通路の一例を示す縦断面図、
第４図は連通路の他の例を示す縦断面図である。
１・・・・・・エンジン、２・・・・・・シリンダヘッ
ド、３・・・・・・ピストン、４・・・・・・燃料噴射
ノズル、５・・・・・・燃焼室、９．２２・・・・・・
ノズル本体、１０．２６・・・・・・ニードル弁、１２
．２３・・・・・・燃料溜り室、１８゜２４・・・・・
・サック部、１９．２８・・・・・・シート面、２０．
２７・・・・・・噴孔、２１． ２５・・・・・・連通
路。The drawings illustrate embodiments of the present invention; FIG. 1 is a longitudinal sectional view of a part of a direct injection engine, FIG. 2 is a longitudinal sectional view of a fuel injection nozzle, and FIG. 3 is an example of a communication passage. longitudinal section,
FIG. 4 is a longitudinal sectional view showing another example of the communication path. DESCRIPTION OF SYMBOLS 1... Engine, 2... Cylinder head, 3... Piston, 4... Fuel injection nozzle, 5... Combustion chamber, 9 .22...
Nozzle body, 10.26...Needle valve, 12
．． 23...Fuel storage chamber, 18°24...
・Sack portion, 19.28... Seat surface, 20.
27... Nozzle hole, 21. 25...Communication path.
Claims (1)
能に嵌挿され、このノズル本体の先端部にサック部が形
成され、サック部と燃料溜り室との間のニードル弁のシ
ート面に複数の噴孔が開設され、燃料溜り室とサック部
とが噴孔をバイパスする連通路で連通していることを特
徴とする燃料噴射ノズル。A needle valve is fitted into a nozzle body equipped with a fuel reservoir so that it can move forward and backward, and a sack part is formed at the tip of the nozzle body, and a seat surface of the needle valve between the sack part and the fuel reservoir chamber is formed with a sack part. A fuel injection nozzle characterized in that a plurality of nozzle holes are opened, and a fuel reservoir chamber and a sack portion communicate with each other through a communication passage that bypasses the nozzle holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5032583U JPS59157575U (en) | 1983-04-04 | 1983-04-04 | fuel injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5032583U JPS59157575U (en) | 1983-04-04 | 1983-04-04 | fuel injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59157575U true JPS59157575U (en) | 1984-10-23 |
Family
ID=30180792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5032583U Pending JPS59157575U (en) | 1983-04-04 | 1983-04-04 | fuel injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59157575U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53110720A (en) * | 1977-03-09 | 1978-09-27 | Bosch Gmbh Robert | Fuel injection nozzle for internal combustion engine |
-
1983
- 1983-04-04 JP JP5032583U patent/JPS59157575U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53110720A (en) * | 1977-03-09 | 1978-09-27 | Bosch Gmbh Robert | Fuel injection nozzle for internal combustion engine |
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