JPS6310265U - - Google Patents
Info
- Publication number
- JPS6310265U JPS6310265U JP10432986U JP10432986U JPS6310265U JP S6310265 U JPS6310265 U JP S6310265U JP 10432986 U JP10432986 U JP 10432986U JP 10432986 U JP10432986 U JP 10432986U JP S6310265 U JPS6310265 U JP S6310265U
- Authority
- JP
- Japan
- Prior art keywords
- seat surface
- hole
- nozzle
- needle valve
- fuel injection
- 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 2
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例を示す断面図で、針
弁の着座状態を示しており、第２図は本考案の作
動状態を示す断面図で、針弁のリフト状況を示し
ており、第３図は本考案の要部を拡大して示す断
面図、第４図および第５図は本考案の他の実施例
を示す断面図である。
１……ノズルボデイ、３ａ，３ｂ……噴孔、４
……受座面、５……回流室、６……針弁、７……
シート面、８……油路。
Fig. 1 is a cross-sectional view showing an embodiment of the present invention, showing the needle valve in a seated state, and Fig. 2 is a cross-sectional view showing the operating state of the present invention, showing the lifted state of the needle valve. , FIG. 3 is an enlarged cross-sectional view showing the main part of the present invention, and FIGS. 4 and 5 are cross-sectional views showing other embodiments of the present invention. 1... Nozzle body, 3a, 3b... Nozzle hole, 4
... Seat surface, 5 ... Recirculation chamber, 6 ... Needle valve, 7 ...
Seat surface, 8... Oil path.
Claims (1)
型燃料噴射ノズルにおいて、上記受座面の底部に
回流室を設けるとともに、前記針弁の先端部に前
記回流室に連通する油路を設け、かつこの油路の
他端を、針弁の着座時に前記噴孔位置より離間す
るシート面に開口したことを特徴とするホール型
燃料噴射ノズル。 In a hole-type fuel injection nozzle having a nozzle hole opened in a seat surface of a nozzle body, a circulation chamber is provided at the bottom of the seat surface, and an oil passage communicating with the circulation chamber is provided at the tip of the needle valve, and A hole-type fuel injection nozzle characterized in that the other end of the oil passage is opened at a seat surface that is spaced apart from the nozzle hole position when the needle valve is seated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10432986U JPS6310265U (en) | 1986-07-09 | 1986-07-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10432986U JPS6310265U (en) | 1986-07-09 | 1986-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6310265U true JPS6310265U (en) | 1988-01-23 |
Family
ID=30977724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10432986U Pending JPS6310265U (en) | 1986-07-09 | 1986-07-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6310265U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08312500A (en) * | 1995-05-11 | 1996-11-26 | Mitsubishi Motors Corp | Fuel injection valve |
| JP2013019351A (en) * | 2011-07-12 | 2013-01-31 | Toyota Motor Corp | Fuel injection valve and control device for internal combustion engine |
-
1986
- 1986-07-09 JP JP10432986U patent/JPS6310265U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08312500A (en) * | 1995-05-11 | 1996-11-26 | Mitsubishi Motors Corp | Fuel injection valve |
| JP2013019351A (en) * | 2011-07-12 | 2013-01-31 | Toyota Motor Corp | Fuel injection valve and control device for internal combustion engine |