JPS5921085U - Fuel injection nozzle for diesel engine - Google Patents
Fuel injection nozzle for diesel engineInfo
- Publication number
- JPS5921085U JPS5921085U JP11645882U JP11645882U JPS5921085U JP S5921085 U JPS5921085 U JP S5921085U JP 11645882 U JP11645882 U JP 11645882U JP 11645882 U JP11645882 U JP 11645882U JP S5921085 U JPS5921085 U JP S5921085U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- holder
- fuel injection
- valve seat
- injection nozzle
- 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
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
図は本考案の実施例に係るディーゼルエンジン用燃料噴
射ノズルの要部を切断して示す断面図である。
１・・・・・・ホルダ部、２・・・・・・弁座部、３・
・・・・・ノズル部、４，５・・・・・・締付金具、７
・・・・・・針弁、８・・・・・・テーパー面、９・・
・・・・噴孔、１４．１６・・曲キー。
補正−昭５８． ５．３１
実用新案登録請求の範囲を次のように補正する。
−Ｏ実用新案登録請求の範囲
針弁と、この針弁を収容し、針弁の先端部に形成された
弁部に接触する弁座部を有するノズルホー ルダと、こ
のノズルホルダを覆い前記ノズルホルダに固定するため
の締付金具とか′らなる燃料噴射ノズルにおいて、前記
ノズルホルダを先端部に弁座部を有する金属性のホルダ
部と、このホルダ部りこ連結されるノズル部とに分割し
、このノズル部をセラミック材により構成して前記ボル
ダ部の先端に接着すると共に、このノズル部の内面にチ
ー −バー面を有する金属層からなる弁座部を形成した
ことを特徴とするディーゼルエンジン用燃料噴射ノズル
。 ゛The figure is a sectional view showing a main part of a diesel engine fuel injection nozzle according to an embodiment of the present invention. 1... Holder part, 2... Valve seat part, 3...
...Nozzle part, 4, 5...Tightening fitting, 7
...Needle valve, 8...Tapered surface, 9...
...Nozzle hole, 14.16...Tune key. Correction - 1984. 5.31 The scope of claims for utility model registration shall be amended as follows. -O Utility Model Registration Claims A needle valve, a nozzle holder that accommodates the needle valve and has a valve seat portion that contacts a valve portion formed at the tip of the needle valve, and a nozzle holder that covers the nozzle holder and In the fuel injection nozzle, the nozzle holder is divided into a metal holder part having a valve seat part at the tip, and a nozzle part to which this holder part is connected by a lever, For a diesel engine, the nozzle part is made of a ceramic material and is bonded to the tip of the boulder part, and a valve seat part made of a metal layer having a cheek bar surface is formed on the inner surface of the nozzle part. fuel injection nozzle.゛
Claims (1)
弁部に接触する弁座部を有するノズルホルダと、このノ
ズルホルダを覆い前記ノズルホルダに固定するための締
付金具とからなる燃料噴射ノズルにおいて、前記ノズル
ホルダを先端部に弁座部を有する金属製のホルダ部と、
このホルダ部に連結されるノズル部とに谷側し、このノ
ズル部はセラミック材により構成し、その内面をメタラ
イズ化されたテーパー面に形成し、前記ホルダ部の弁座
部と前記テーパー面とを一体的に連続した弁座部に形成
したことを特徴とするディーゼルエンジン用燃料噴射ノ
ズル。A needle valve, a nozzle holder that accommodates the needle valve and has a valve seat part that contacts a valve part formed at the tip of the needle valve, and a tightening fitting that covers the nozzle holder and fixes it to the nozzle holder. A fuel injection nozzle comprising: a metal holder portion having a valve seat portion at the tip of the nozzle holder;
The nozzle part connected to the holder part is formed on the valley side, and the nozzle part is made of a ceramic material, and its inner surface is formed into a metalized tapered surface, and the valve seat part of the holder part and the tapered surface A fuel injection nozzle for a diesel engine, characterized in that a valve seat is integrally formed with a continuous valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11645882U JPS5921085U (en) | 1982-07-31 | 1982-07-31 | Fuel injection nozzle for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11645882U JPS5921085U (en) | 1982-07-31 | 1982-07-31 | Fuel injection nozzle for diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5921085U true JPS5921085U (en) | 1984-02-08 |
| JPH0444846Y2 JPH0444846Y2 (en) | 1992-10-22 |
Family
ID=30268449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11645882U Granted JPS5921085U (en) | 1982-07-31 | 1982-07-31 | Fuel injection nozzle for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5921085U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54161417U (en) * | 1978-04-28 | 1979-11-12 |
-
1982
- 1982-07-31 JP JP11645882U patent/JPS5921085U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54161417U (en) * | 1978-04-28 | 1979-11-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0444846Y2 (en) | 1992-10-22 |
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