JPS58130080U - fuel injection valve - Google Patents
fuel injection valveInfo
- Publication number
- JPS58130080U JPS58130080U JP2574282U JP2574282U JPS58130080U JP S58130080 U JPS58130080 U JP S58130080U JP 2574282 U JP2574282 U JP 2574282U JP 2574282 U JP2574282 U JP 2574282U JP S58130080 U JPS58130080 U JP S58130080U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- injection valve
- valve
- needle valve
- seat part
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例を示す縦断面図、第２図は本考□案の実
施例を示す要部拡大縦断面図である。
１・・・・・・燃料噴射弁、４・・・・・・針弁、５・
・・・・・針弁ケース、５１・・・・・・前端面、５２
・・・・・・噴孔部、６・・・・・・ヒートインシュレ
ータ、９・・・・・・本考案による針弁ケース、９１・
・・・・・先端部、９２・・・・・・弁座、９３・・・
・・・弁座部。FIG. 1 is a vertical cross-sectional view showing a conventional example, and FIG. 2 is an enlarged vertical cross-sectional view of essential parts showing an embodiment of the present invention. 1...Fuel injection valve, 4...Needle valve, 5.
...Needle valve case, 51...Front end surface, 52
. . . Nozzle hole portion, 6 . . Heat insulator, 9 . . . Needle valve case according to the present invention, 91.
...Tip, 92...Valve seat, 93...
...Valve seat part.
Claims (1)
する燃料噴射弁において、針弁を嵌挿した針弁ケースの
弁座部を耐熱鋼により構成すると共に、前記針弁ケース
の前記弁座部を除く先端部をセラミック部材によって構
成したことを特徴とする燃料噴射弁。In a fuel injection valve that injects fuel from a fuel injection pump into a combustion chamber of an engine, a valve seat part of a needle valve case into which a needle valve is inserted is made of heat-resistant steel, and the valve seat part of the needle valve case is made of heat-resistant steel. 1. A fuel injection valve characterized in that a tip portion other than the tip portion is made of a ceramic member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2574282U JPS58130080U (en) | 1982-02-26 | 1982-02-26 | fuel injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2574282U JPS58130080U (en) | 1982-02-26 | 1982-02-26 | fuel injection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58130080U true JPS58130080U (en) | 1983-09-02 |
Family
ID=30037709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2574282U Pending JPS58130080U (en) | 1982-02-26 | 1982-02-26 | fuel injection valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58130080U (en) |
-
1982
- 1982-02-26 JP JP2574282U patent/JPS58130080U/en active Pending
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