JPS5835671U - fuel injection nozzle - Google Patents
fuel injection nozzleInfo
- Publication number
- JPS5835671U JPS5835671U JP13127281U JP13127281U JPS5835671U JP S5835671 U JPS5835671 U JP S5835671U JP 13127281 U JP13127281 U JP 13127281U JP 13127281 U JP13127281 U JP 13127281U JP S5835671 U JPS5835671 U JP S5835671U
- Authority
- JP
- Japan
- Prior art keywords
- needle valve
- valve
- fuel injection
- injection nozzle
- nozzle body
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す概略説明図、第２図は
第１図の■拡大説明図、第３図は第１図の作動説明図、
第４図は圧力特性図である。
２：燃料噴射ノズル、１４：ニードル弁、２４：弁部、
２６：燃料溜り、３４：ピストン、３６：スプリング、
３８：圧力室、４０：絞り通路。Fig. 1 is a schematic explanatory diagram showing one embodiment of the present invention, Fig. 2 is an enlarged explanatory diagram of Fig. 1, and Fig. 3 is an explanatory diagram of the operation of Fig. 1.
FIG. 4 is a pressure characteristic diagram. 2: fuel injection nozzle, 14: needle valve, 24: valve part,
26: Fuel reservoir, 34: Piston, 36: Spring,
38: Pressure chamber, 40: Throttle passage.
Claims (1)
ともにノズル本体に油密的に案内される摺動部と同摺動
部から延長してその先端に形成された弁部を有したニー
ドル弁、同ニードル弁の摺動部と弁部との断面変化部を
囲繞する燃料溜り、上記ニードル弁と同ニードル弁を押
圧するスプリングとの間に配設されたピストン、同ピス
トンとニードル弁との間に形成された圧力室、及び上記
ニードル弁に形成されるとともに上記燃料溜りと圧力室
とを連通ずる絞り通路を備えたことを特徴とする燃料噴
射ノズル。A nozzle body, a sliding part that is slidably disposed within the nozzle body and guided in an oil-tight manner to the nozzle body, and a valve part that extends from the sliding part and is formed at its tip. A needle valve, a fuel reservoir surrounding a cross-sectional change section between the sliding part and the valve part of the needle valve, a piston disposed between the needle valve and a spring that presses the needle valve, and the piston and the needle valve. A fuel injection nozzle comprising: a pressure chamber formed between the needle valve and the needle valve; and a throttle passage formed in the needle valve and communicating the fuel reservoir with the pressure chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13127281U JPS5835671U (en) | 1981-09-02 | 1981-09-02 | fuel injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13127281U JPS5835671U (en) | 1981-09-02 | 1981-09-02 | fuel injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5835671U true JPS5835671U (en) | 1983-03-08 |
Family
ID=29924863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13127281U Pending JPS5835671U (en) | 1981-09-02 | 1981-09-02 | fuel injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5835671U (en) |
-
1981
- 1981-09-02 JP JP13127281U patent/JPS5835671U/en active Pending
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