JPH0440153U - - Google Patents
Info
- Publication number
- JPH0440153U JPH0440153U JP8249490U JP8249490U JPH0440153U JP H0440153 U JPH0440153 U JP H0440153U JP 8249490 U JP8249490 U JP 8249490U JP 8249490 U JP8249490 U JP 8249490U JP H0440153 U JPH0440153 U JP H0440153U
- Authority
- JP
- Japan
- Prior art keywords
- injection
- nozzle
- injection nozzle
- injector body
- nozzle plate
- 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
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 239000000446 fuel Substances 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の実施例を示すフユーエルイン
ジエクタの要部縦断面図、第２図および第３図は
従来技術を示し、第２図はフユーエルインジエク
タの縦断面図、第３図は第２図中の要部を拡大し
て示す縦断面図である。
１……インジエクタ本体、６……噴射ノズル、
６Ｂ……噴射口、６Ｃ……弁座、７……ノズルプ
レート、７Ａ……噴射孔、９……ニードル弁、１
１……アンカー、１３……弁ばね、１４……電磁
コイル、１８……打痕、２１……プロテクタ、２
１Ａ……噴出穴、２１Ｂ……環状凹部、２１Ｃ…
…段部。
FIG. 1 is a vertical cross-sectional view of a main part of a fuel injector showing an embodiment of the present invention, FIGS. 2 and 3 show a prior art, FIG. The figure is a vertical sectional view showing an enlarged view of the main part in FIG. 2. 1... Injector body, 6... Injection nozzle,
6B... Injection port, 6C... Valve seat, 7... Nozzle plate, 7A... Injection hole, 9... Needle valve, 1
1...Anchor, 13...Valve spring, 14...Electromagnetic coil, 18...Damage, 21...Protector, 2
1A...Blowout hole, 21B...Annular recess, 21C...
...Danbe.
Claims (1)
端側に設けられ、先端側に噴射口が形成された噴
射ノズルと、該噴射ノズルの先端面に固着され、
該噴射ノズルの噴射口と連通する複数の噴射孔が
穿設されたノズルプレートと、前記噴射ノズルの
噴射口を開，閉すべく、該噴射ノズル内に可動に
設けたニードル弁と、外部からの給電によつて該
ニードル弁を駆動すべく、前記インジエクタ本体
内に設けられた電磁アクチユエータと、前記ノズ
ルプレートを保護すべく前記噴射ノズルの先端側
に外側から取付けられ、前記ノズルプレートの各
噴射孔から噴射された燃料を外部に向けて噴出さ
せる噴出穴が穿設されたプロテクタとからなるフ
ユーエルインジエクタにおいて、前記プロテクタ
には噴出穴の先端側に位置し、該噴出穴よりも大
径に形成された環状凹部を設けたことを特徴とす
るフユーエルインジエクタ。 an injector body, an injection nozzle provided on one end side of the injector body and having an injection port formed on the tip side, and fixed to the tip surface of the injection nozzle,
A nozzle plate having a plurality of injection holes communicating with the injection port of the injection nozzle, a needle valve movably provided in the injection nozzle to open and close the injection port of the injection nozzle, and An electromagnetic actuator is provided in the injector body to drive the needle valve by power supply, and an electromagnetic actuator is attached from the outside to the tip side of the injection nozzle to protect the nozzle plate, and each injection hole of the nozzle plate In a fuel injector, a protector is provided with an ejection hole for ejecting the fuel injected to the outside. A fuel injector characterized by having an annular recess formed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8249490U JPH0440153U (en) | 1990-08-03 | 1990-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8249490U JPH0440153U (en) | 1990-08-03 | 1990-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0440153U true JPH0440153U (en) | 1992-04-06 |
Family
ID=31629361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8249490U Pending JPH0440153U (en) | 1990-08-03 | 1990-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0440153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09314513A (en) * | 1996-05-27 | 1997-12-09 | Hokuetsu Denken Kk | Drying method of wood |
-
1990
- 1990-08-03 JP JP8249490U patent/JPH0440153U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09314513A (en) * | 1996-05-27 | 1997-12-09 | Hokuetsu Denken Kk | Drying method of wood |