JPS63160371U

JPS63160371U -

Info

Publication number: JPS63160371U
Application number: JP5209787U
Authority: JP
Priority date: 1987-04-08
Filing date: 1987-04-08
Publication date: 1988-10-20

Description

[Brief explanation of the drawing]

第１図は本考案の第１実施例に係る内燃機関の
燃料噴射弁近傍の断面図、第２図は第１図の拡大
断面図、第３図は第１図の平面図、第４図のイな
いしハは第１図の装置におけるクランク角と燃料
の噴射時期との関係を示した関係図、第５図は本
考案の第２実施例に係る内燃機関の燃料噴射弁近
傍の断面図、第６図は第５図の―線に沿う断
面図、第７図は本考案の第３実施例に係る内燃機
関の燃料噴射弁近傍の断面図、第８図は第７図の
―線に沿う断面図、第９図は第７図の―
線に沿う断面図、第１０図は実開昭５９―３０５
２１号公報に開示されている燃料噴射装置の断面
図、第１１図は第１０図の装置におけるクランク
角と燃料噴射時期との関係を示す関係図、である
。２１……シリンダヘツド、２３……吸気ポート
、２４……吸気バルブ、２４ａ……バルブステム
、２４ｂ……傘部、２５……燃料噴射弁、２８…
…インナボデー、３１……アウタボデー、３２，
５０……噴射通路、３３，６２……燃料噴射孔、
３５，５１，６１……支持リング。 FIG. 1 is a sectional view of the vicinity of the fuel injection valve of an internal combustion engine according to the first embodiment of the present invention, FIG. 2 is an enlarged sectional view of FIG. 1, FIG. 3 is a plan view of FIG. 1, and FIG. A to C are relationship diagrams showing the relationship between the crank angle and fuel injection timing in the device shown in FIG. 1, and FIG. 5 is a sectional view near the fuel injection valve of an internal combustion engine according to a second embodiment of the present invention. , FIG. 6 is a sectional view taken along the line - in FIG. 5, FIG. 7 is a sectional view near the fuel injection valve of an internal combustion engine according to the third embodiment of the present invention, and FIG. 8 is a sectional view taken along the line - in FIG. 7. Figure 9 is a cross-sectional view along Figure 7.
A cross-sectional view along the line, Figure 10 is the Utility Model Opening Show 59-305
FIG. 11 is a sectional view of the fuel injection device disclosed in Publication No. 21, and is a relationship diagram showing the relationship between the crank angle and fuel injection timing in the device of FIG. 10. 21... Cylinder head, 23... Intake port, 24... Intake valve, 24a... Valve stem, 24b... Umbrella, 25... Fuel injection valve, 28...
...Inner body, 31... Outer body, 32,
50... Injection passage, 33, 62... Fuel injection hole,
35, 51, 61...Support ring.

Claims

[Scope of utility model registration request]

A fuel injection valve that slidably holds the valve stem is disposed on the outer periphery of a valve stem of an intake valve in an internal combustion engine, and fuel is injected into the fuel injection valve toward a head portion of the intake valve. A fuel injection valve for an internal combustion engine characterized by having an injection hole.