JPS6451767U - - Google Patents
Info
- Publication number
- JPS6451767U JPS6451767U JP14671087U JP14671087U JPS6451767U JP S6451767 U JPS6451767 U JP S6451767U JP 14671087 U JP14671087 U JP 14671087U JP 14671087 U JP14671087 U JP 14671087U JP S6451767 U JPS6451767 U JP S6451767U
- Authority
- JP
- Japan
- Prior art keywords
- needle valve
- spiral groove
- fuel injection
- injection nozzle
- shaft 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
- 239000000446 fuel Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図はこの考案の好適一実施例を示す断面図
、第２図イ，ロは噴霧の噴射状態を示す模式図、
第３図は従来例としての燃料噴射弁を示す断面図
である。
図中、１はノズルボデイ、２は針弁、３は針弁
収容部、１３は螺旋溝、１４は係合部である。
FIG. 1 is a sectional view showing a preferred embodiment of this invention, FIGS. 2A and 2B are schematic views showing the state of spraying,
FIG. 3 is a sectional view showing a conventional fuel injection valve. In the figure, 1 is a nozzle body, 2 is a needle valve, 3 is a needle valve accommodating part, 13 is a spiral groove, and 14 is an engaging part.
Claims (1)
積を調節する針弁を昇降自在に収容すると共に、
その針弁の軸部が対面する針弁収容部に螺旋溝を
形成し、上記軸部に上記螺旋溝に係合して上記針
弁を回転させつつ昇降させる係合部を一体的に設
けたことを特徴とする燃料噴射ノズル。 上記係合部がボール状に形成されて成る上記
実用新案登録請求の範囲第１項記載の燃料噴射ノ
ズル。[Scope of Claim for Utility Model Registration] A needle valve that adjusts the opening area of the nozzle according to the fuel pressure is housed in the nozzle body so as to be movable up and down,
A spiral groove is formed in the needle valve accommodating part which the shaft part of the needle valve faces, and an engaging part is integrally provided in the shaft part to engage with the spiral groove and move the needle valve up and down while rotating it. A fuel injection nozzle characterized by: The fuel injection nozzle according to claim 1, wherein the engaging portion is formed into a ball shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14671087U JPS6451767U (en) | 1987-09-26 | 1987-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14671087U JPS6451767U (en) | 1987-09-26 | 1987-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6451767U true JPS6451767U (en) | 1989-03-30 |
Family
ID=31416455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14671087U Pending JPS6451767U (en) | 1987-09-26 | 1987-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6451767U (en) |
-
1987
- 1987-09-26 JP JP14671087U patent/JPS6451767U/ja active Pending