JPS6186566U - - Google Patents
Info
- Publication number
- JPS6186566U JPS6186566U JP17096784U JP17096784U JPS6186566U JP S6186566 U JPS6186566 U JP S6186566U JP 17096784 U JP17096784 U JP 17096784U JP 17096784 U JP17096784 U JP 17096784U JP S6186566 U JPS6186566 U JP S6186566U
- Authority
- JP
- Japan
- Prior art keywords
- conical portion
- fuel injection
- injection valve
- nozzle body
- fuel
- 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 10
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例に係る燃料噴射弁の
構造における燃料噴射弁先端部の拡大半断面図、
第２図は第１図の柔軟材部分の拡大断面図、第３
図は第１図の装置を適用した時の燃料噴射装置全
体のシステム図、である。
１……燃料タンク、２……噴射ポンプ、３……
燃料噴射弁、４……連通路、５……燃料供給通路
、６……ノズルボデイ、７……ニードル、８……
シート部、９……噴口、１０……バイパス通路、
１１……プレツシヤピン、１２……バネ、１３…
…バネ室、１４……連通路、１５……連通路、１
６……環状通路、１７……環状通路、１８……先
端円錘部、１９……外表面、２０……内周円錘部
、２１……外表面、２２……柔軟材、２３……連
通路、２４，２５，２６……パイプ。
FIG. 1 is an enlarged half-sectional view of the tip of a fuel injector in the structure of a fuel injector according to an embodiment of the present invention;
Figure 2 is an enlarged sectional view of the flexible material part in Figure 1;
The figure is a system diagram of the entire fuel injection device when the device of FIG. 1 is applied. 1...fuel tank, 2...injection pump, 3...
Fuel injection valve, 4... Communication passage, 5... Fuel supply passage, 6... Nozzle body, 7... Needle, 8...
Seat part, 9... Nozzle, 10... Bypass passage,
11...pressure pin, 12...spring, 13...
...Spring chamber, 14...Communication path, 15...Communication path, 1
6... Annular passageway, 17... Annular passageway, 18... Conical end portion, 19... Outer surface, 20... Inner circumference conical portion, 21... Outer surface, 22... Flexible material, 23... Communication path, 24, 25, 26...pipe.
Claims (1)
先端円錘部と該円錘部に当接するノズルボデイの
内周円錘部とによつて形成されるシート部上に前
記ニードル上昇時に外部と連通するバイパス通路
を形成した燃料噴射弁と、を具えた燃料噴射装置
における燃料噴射弁において、前記ニードル先端
円錘部とノズルボデイ内周円錘部の当接によつて
形成されるシート部に、柔軟材を配置したことを
特徴とする燃料噴射弁の構造。 An injection pump that delivers fuel at high pressure, and a bypass that communicates with the outside when the needle rises on a seat portion formed by a needle tip conical portion and an inner circumferential conical portion of the nozzle body that abuts the conical portion. In a fuel injection valve in a fuel injection device including a fuel injection valve having a passage formed therein, a flexible material is applied to a seat portion formed by the abutment of the needle tip conical portion and the inner peripheral conical portion of the nozzle body. A structure of a fuel injection valve characterized by the arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17096784U JPS6186566U (en) | 1984-11-13 | 1984-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17096784U JPS6186566U (en) | 1984-11-13 | 1984-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6186566U true JPS6186566U (en) | 1986-06-06 |
Family
ID=30728672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17096784U Pending JPS6186566U (en) | 1984-11-13 | 1984-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6186566U (en) |
-
1984
- 1984-11-13 JP JP17096784U patent/JPS6186566U/ja active Pending