JPS63196474U - - Google Patents
Info
- Publication number
- JPS63196474U JPS63196474U JP8755287U JP8755287U JPS63196474U JP S63196474 U JPS63196474 U JP S63196474U JP 8755287 U JP8755287 U JP 8755287U JP 8755287 U JP8755287 U JP 8755287U JP S63196474 U JPS63196474 U JP S63196474U
- Authority
- JP
- Japan
- Prior art keywords
- needle valve
- fuel
- recessed
- accommodating part
- chamber
- 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 9
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000010586 diagram 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図は噴射率の変化を示す性能図、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、４は噴口、５は弁座、６は受圧部、７は
燃料室、８は燃料溜である。
FIG. 1 is a sectional view showing a preferred embodiment of this invention, FIG. 2 is a performance diagram showing changes in injection rate, and 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, 4 is an injection port, 5 is a valve seat, 6 is a pressure receiving part, 7 is a fuel chamber, and 8 is a fuel reservoir.
Claims (1)
弁収容部に、該針弁の受圧部に燃圧を加えてリフ
トさせる燃料室を凹設すると共に、該燃料室より
噴口側の針弁収容部にリーク燃料を貯える燃料溜
を凹設したことを特徴とする燃料噴射ノズル。 A fuel chamber is recessed in the needle valve accommodating part that guides the needle valve in the nozzle body so as to be able to rise and fall freely, and a fuel chamber is recessed in the needle valve accommodating part that lifts the needle valve by applying fuel pressure to the pressure receiving part of the needle valve. A fuel injection nozzle characterized by having a recessed fuel reservoir for storing leaked fuel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8755287U JPS63196474U (en) | 1987-06-08 | 1987-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8755287U JPS63196474U (en) | 1987-06-08 | 1987-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63196474U true JPS63196474U (en) | 1988-12-16 |
Family
ID=30944871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8755287U Pending JPS63196474U (en) | 1987-06-08 | 1987-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63196474U (en) |
-
1987
- 1987-06-08 JP JP8755287U patent/JPS63196474U/ja active Pending