JPH0280768U - - Google Patents
Info
- Publication number
- JPH0280768U JPH0280768U JP16009888U JP16009888U JPH0280768U JP H0280768 U JPH0280768 U JP H0280768U JP 16009888 U JP16009888 U JP 16009888U JP 16009888 U JP16009888 U JP 16009888U JP H0280768 U JPH0280768 U JP H0280768U
- Authority
- JP
- Japan
- Prior art keywords
- injection nozzle
- needle valve
- injector
- injection
- fuel injector
- 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)
Description
第１図は本考案の実施例を示すニードル弁およ
び噴射ノズル等の分解斜視図、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図はニードル弁および噴射ノズル等
の分解斜視図である。
１……インジエクタ本体、６……コア部材、７
……電磁コイル、８……コイルボビン、９……ア
ンカー、１１……弁ばね、２１……噴射ノズル、
２１Ｃ……大径凹部、２１Ｄ……係合突起（係合
部）、２２……ニードル弁、２２Ａ……突起、２
２Ｂ……螺旋溝、２２Ｃ……係合溝（係合部）。
Figure 1 is an exploded perspective view of a needle valve, injection nozzle, etc. showing an embodiment of the present invention, Figures 2 and 3 are
The figures show the prior art, with FIG. 2 being a longitudinal sectional view of an injector, and FIG. 3 being an exploded perspective view of a needle valve, injection nozzle, etc. 1... Injector main body, 6... Core member, 7
... Electromagnetic coil, 8 ... Coil bobbin, 9 ... Anchor, 11 ... Valve spring, 21 ... Injection nozzle,
21C...Large diameter recess, 21D...Engaging protrusion (engaging portion), 22...Needle valve, 22A...Protrusion, 2
2B... spiral groove, 22C... engaging groove (engaging portion).
Claims (1)
けられ、先端側が噴射口となつた噴射ノズルと、
該噴射ノズルの噴射口を開閉すべく該噴射ノズル
内に軸方向に可動に設けられ、先端部分の外周に
螺旋溝が形成されたニードル弁と、該ニードル弁
を開、閉弁させるべく、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からなるフユ
ーエルインジエクタにおいて、前記噴射ノズルと
ニードル弁とには互いに係合することによつて、
該ニードル弁の回転を規制する係合部をそれぞれ
形成し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 the injector body and having a tip end serving as an injection port;
a needle valve that is movable in the axial direction within the injection nozzle to open and close the injection port of the injection nozzle and has a spiral groove formed on the outer periphery of the tip portion; In a fuel injector comprising an electromagnetic actuator provided in an injector main body, the injection nozzle and the needle valve are engaged with each other,
A fuel injector characterized in that engaging portions are formed to restrict rotation of the needle valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16009888U JPH0280768U (en) | 1988-12-09 | 1988-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16009888U JPH0280768U (en) | 1988-12-09 | 1988-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0280768U true JPH0280768U (en) | 1990-06-21 |
Family
ID=31441865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16009888U Pending JPH0280768U (en) | 1988-12-09 | 1988-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0280768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102472210A (en) * | 2009-07-15 | 2012-05-23 | 罗伯特·博世有限公司 | Valve arrangement |
-
1988
- 1988-12-09 JP JP16009888U patent/JPH0280768U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102472210A (en) * | 2009-07-15 | 2012-05-23 | 罗伯特·博世有限公司 | Valve arrangement |
| JP2012533024A (en) * | 2009-07-15 | 2012-12-20 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Valve device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0383369U (en) | ||
| JPS63171664U (en) | ||
| JPH0397571U (en) | ||
| JPS60188873U (en) | fuel injection nozzle | |
| JPS6387264U (en) | ||
| JPH01162225U (en) | ||
| JPH0323650U (en) | ||
| JPS63202766U (en) | ||
| JPS6441666U (en) | ||
| JPS6321764U (en) | ||
| JPH03106171U (en) | ||
| JPH0240969U (en) | ||
| JPS60194167U (en) | electromagnetic fuel injector | |
| JPH0335258U (en) | ||
| JPH02124264U (en) | ||
| JPS61123871U (en) | ||
| JPH02141673U (en) | ||
| JPS63110671U (en) | ||
| JPS60194172U (en) | Engine fuel injection system injector | |
| JPH02134313U (en) | ||
| JPH0382873U (en) | ||
| JPH0345464U (en) | ||
| JPH01160168U (en) | ||
| JPS63166665U (en) | ||
| JPS6297268U (en) |