JPH0345465U - - Google Patents
Info
- Publication number
- JPH0345465U JPH0345465U JP10671589U JP10671589U JPH0345465U JP H0345465 U JPH0345465 U JP H0345465U JP 10671589 U JP10671589 U JP 10671589U JP 10671589 U JP10671589 U JP 10671589U JP H0345465 U JPH0345465 U JP H0345465U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- main body
- core cylinder
- injector
- injector main
- 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
- 239000000446 fuel Substances 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の実施例を示すインジエクタの
要部拡大断面図、第２図および第３図は従来技術
を示し、第２図は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断面図、第４
図は他の従来技術を示す第３図と同様の断面図で
ある。
１……インジエクタ本体、２……噴射ノズル、
４……ニードル弁（弁体）、７……電磁コイル、
１２……燃料ホース、１３……フイルタ、２１…
…コア筒、２１Ｃ……拡径穴、２１Ｄ……コア部
、２１Ｅ……厚肉部、２２……アンカー、２２Ａ
……突出部、２２Ｂ……ばね受座、２３……燃料
通路、２４……燃料パイプ、２５……弁ばね。
Fig. 1 is an enlarged sectional view of the main part of an injector showing an embodiment of the present invention, Figs. 2 and 3 show the prior art, Fig. 2 is a longitudinal sectional view of the injector, and Fig. 3
The figure is an enlarged cross-sectional view of the main part in Figure 2.
The figure is a sectional view similar to FIG. 3 showing another conventional technique. 1... Injector body, 2... Injection nozzle,
4... Needle valve (valve body), 7... Electromagnetic coil,
12...Fuel hose, 13...Filter, 21...
... Core cylinder, 21C ... Expanded diameter hole, 21D ... Core part, 21E ... Thick wall part, 22 ... Anchor, 22A
...Protruding portion, 22B...Spring seat, 23...Fuel passage, 24...Fuel pipe, 25...Valve spring.
Claims (1)
けられ、先端側が該インジエクタ本体内を軸方向
に伸長したコア筒と、前記インジエクタ本体内に
位置して、該コア筒の周囲に巻回された電磁コイ
ルと、前記インジエクタ本体の先端側に設けられ
、内周側に弁座が形成された噴射ノズルと、該噴
射ノズル内に軸方向に可動に設けられ、先端側が
該噴射ノズルの弁座に離着座する弁体と、該弁体
の基端側に固着され、前記コア筒の先端面と軸方
向で対面したアンカーと、前記コア筒内に固着さ
れ、前記インジエクタ本体内に燃料を流通させる
燃料パイプと、該燃料パイプとアンカーとの間に
配設され、前記弁体を常時閉弁方向に付勢する弁
ばねとからなるフユーエルインジエクタにおいて
、前記アンカーにはコア筒内へと軸方向に突出す
るばね受用の突出部を設け、前記弁ばねはコア筒
内に位置して、前記燃料パイプとアンカーの突出
部との間に配設される円錐コイルばねによつて構
成したことを特徴とするフユーエルインジエクタ
。 an injector main body, a core cylinder provided in the injector main body and whose distal end side extends in the axial direction within the injector main body, and an electromagnetic coil located within the injector main body and wound around the core cylinder; An injection nozzle provided on the tip side of the injector main body and having a valve seat formed on the inner circumferential side; and a valve provided movably in the axial direction within the injection nozzle, the tip side of which sits on and off from the valve seat of the injection nozzle. an anchor fixed to the proximal end of the valve body and facing the distal end surface of the core cylinder in the axial direction; a fuel pipe fixed to the core cylinder and allowing fuel to flow into the injector main body; In the fuel injector, the fuel injector includes a valve spring disposed between the fuel pipe and the anchor and always biasing the valve body in the valve-closing direction, the anchor protruding axially into the core cylinder. A valve spring is provided with a protrusion for receiving a spring, and the valve spring is constituted by a conical coil spring located within the core cylinder and disposed between the fuel pipe and the protrusion of the anchor. You el injecta.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10671589U JPH0744755Y2 (en) | 1989-09-11 | 1989-09-11 | Fuel injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10671589U JPH0744755Y2 (en) | 1989-09-11 | 1989-09-11 | Fuel injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0345465U true JPH0345465U (en) | 1991-04-26 |
| JPH0744755Y2 JPH0744755Y2 (en) | 1995-10-11 |
Family
ID=31655437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10671589U Expired - Lifetime JPH0744755Y2 (en) | 1989-09-11 | 1989-09-11 | Fuel injector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0744755Y2 (en) |
-
1989
- 1989-09-11 JP JP10671589U patent/JPH0744755Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0744755Y2 (en) | 1995-10-11 |