JPS5943670U - fuel injection nozzle - Google Patents

fuel injection nozzle

Info

Publication number
JPS5943670U
JPS5943670U JP13768782U JP13768782U JPS5943670U JP S5943670 U JPS5943670 U JP S5943670U JP 13768782 U JP13768782 U JP 13768782U JP 13768782 U JP13768782 U JP 13768782U JP S5943670 U JPS5943670 U JP S5943670U
Authority
JP
Japan
Prior art keywords
fuel injection
injection nozzle
needle valve
pin
nozzle
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.)
Granted
Application number
JP13768782U
Other languages
Japanese (ja)
Other versions
JPS6346693Y2 (en
Inventor
敏久 杉山
啓二 中島
Original Assignee
トヨタ自動車株式会社
株式会社豊田自動織機製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by トヨタ自動車株式会社, 株式会社豊田自動織機製作所 filed Critical トヨタ自動車株式会社
Priority to JP13768782U priority Critical patent/JPS5943670U/en
Publication of JPS5943670U publication Critical patent/JPS5943670U/en
Application granted granted Critical
Publication of JPS6346693Y2 publication Critical patent/JPS6346693Y2/ja
Granted legal-status Critical Current

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案による燃料噴射ノズルの縦断面図、第２
図はその■−■断面図、第３図ないし第５図はニードル
弁の異なる位置における燃料噴射ノズルの縦断面図、第
６図はニードルリフトと噴射量の関係を示す図である。 １・・・ノズルボデー、２・・・主噴孔、４．１４・・
・燃料流入路、５・・・ニードル弁、９・・・ピン、１
１・・・縦穴（副噴孔）、１２・・・環状溝、１３・・
・半径方向穴。Figure 1 is a vertical cross-sectional view of the fuel injection nozzle according to the present invention, Figure 2
The figure is a cross-sectional view taken along the line ■-■, FIGS. 3 to 5 are longitudinal cross-sectional views of the fuel injection nozzle at different positions of the needle valve, and FIG. 6 is a diagram showing the relationship between the needle lift and the injection amount. 1... Nozzle body, 2... Main nozzle hole, 4.14...
・Fuel inflow path, 5... Needle valve, 9... Pin, 1
1... Vertical hole (sub-nozzle hole), 12... Annular groove, 13...
・Radial hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ニードル弁が主噴孔へ出入りするピンに先端の方へ広が
るテーパ部をもっている燃料噴射ノズルにおいて、軸方
向に延びてピンの先端に開口する縦穴をニードル弁に設
け、ニードル弁の特定のニードルリフトにおいてこの縦
穴に連通ずる付加的な燃料流入路をノズルボデーに設け
ることを特徴とする燃料噴射ノズル。In a fuel injection nozzle in which the needle valve has a taper part that widens toward the tip of the pin that goes in and out of the main nozzle hole, a vertical hole that extends in the axial direction and opens at the tip of the pin is provided in the needle valve, and a specific needle lift of the needle valve can be adjusted. A fuel injection nozzle characterized in that the nozzle body is provided with an additional fuel inlet passage communicating with the vertical hole.
JP13768782U 1982-09-13 1982-09-13 fuel injection nozzle Granted JPS5943670U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13768782U JPS5943670U (en) 1982-09-13 1982-09-13 fuel injection nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13768782U JPS5943670U (en) 1982-09-13 1982-09-13 fuel injection nozzle

Publications (2)

Publication Number Publication Date
JPS5943670U true JPS5943670U (en) 1984-03-22
JPS6346693Y2 JPS6346693Y2 (en) 1988-12-02

Family

ID=30309181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13768782U Granted JPS5943670U (en) 1982-09-13 1982-09-13 fuel injection nozzle

Country Status (1)

Country Link
JP (1) JPS5943670U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147486U (en) * 1984-08-31 1986-03-29 いすゞ自動車株式会社 fuel injection nozzle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977312U (en) * 1972-10-25 1974-07-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977312U (en) * 1972-10-25 1974-07-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147486U (en) * 1984-08-31 1986-03-29 いすゞ自動車株式会社 fuel injection nozzle

Also Published As

Publication number Publication date
JPS6346693Y2 (en) 1988-12-02

Similar Documents

Publication Publication Date Title
JPS59116572U (en) Throttle type fuel injection nozzle
JPS5943670U (en) fuel injection nozzle
JPS60192277U (en) Throttle type fuel injection nozzle for diesel engine
JPS59139578U (en) Hole type fuel injection valve
JPS60159883U (en) Fuel injection nozzle structure
JPS6336662U (en)
JPS59141164U (en) Throttle type fuel injection nozzle
JPS58122780U (en) Diesel engine fuel injection nozzle
JPS5913666U (en) fuel injection valve
JPS5949774U (en) fuel injection nozzle
JPS6075682U (en) fuel injection valve
JPS58108267U (en) Throttle type fuel injection nozzle
JPS6090568U (en) Internal combustion engine fuel injection nozzle
JPS59130071U (en) fuel injection nozzle
JPS60195965U (en) fuel injection valve
JPS60116072U (en) electromagnetic fuel injection valve
JPS59131971U (en) Diesel engine throttle type nozzle
JPS58149570U (en) Fuel injection nozzle for in-cylinder injection
JPS59119971U (en) Diesel engine fuel injection nozzle
JPS5840563U (en) Hole type fuel injection nozzle
JPS59123665U (en) fuel injector
JPS6119672U (en) fuel injection valve
JPS5939773U (en) fuel injection nozzle
JPS6019767U (en) fuel injection valve
JPS6015969U (en) fuel injection nozzle