JPS63147555U - - Google Patents
Info
- Publication number
- JPS63147555U JPS63147555U JP3842087U JP3842087U JPS63147555U JP S63147555 U JPS63147555 U JP S63147555U JP 3842087 U JP3842087 U JP 3842087U JP 3842087 U JP3842087 U JP 3842087U JP S63147555 U JPS63147555 U JP S63147555U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- hole
- guide member
- closed end
- diameter hole
- 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 7
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例を示す燃料噴射弁の
断面図、第２図は第１図の要部拡大図、第３図は
ガイド部材の平面図、第４図は従来例を示す燃料
噴射弁の断面図である。
１……ノズルボデイ、２……ニードルバルブ、
１１……収納穴、１２……シート部、１３……弁
孔、１４……大径穴、１５……ガイド部材、１６
……燃料溜り、１７，１８……噴口。
Fig. 1 is a sectional view of a fuel injection valve showing an embodiment of the present invention, Fig. 2 is an enlarged view of the main part of Fig. 1, Fig. 3 is a plan view of the guide member, and Fig. 4 shows a conventional example. It is a sectional view of a fuel injection valve. 1... Nozzle body, 2... Needle valve,
11...Storage hole, 12...Seat portion, 13...Valve hole, 14...Large diameter hole, 15...Guide member, 16
...Fuel reservoir, 17,18...nozzle.
Claims (1)
個の噴口を有して二方向に燃料を噴射する燃料噴
射弁であつて、ノズルボデイに、ニードルバルブ
の収納穴と、ニードルバルブの先端が着座するシ
ート部と、該シート部の中央に開口する弁孔と、
該弁孔の出口側に連なる大径穴とを形成し、前記
大径穴に有底円筒状のガイド部材をその閉塞端側
から挿入配置し該閉塞端と大径穴の底部との間に
間隙をもたせて燃料溜りを形成し、前記ガイド部
材の閉塞端周縁部に２個の噴口を形成し、これら
の噴口を前記ガイド部材の内周面に沿わせて周方
向に傾斜させたことを特徴とする内燃機関の燃料
噴射弁。 Provided in the intake passage for each cylinder of the internal combustion engine,
A fuel injection valve that injects fuel in two directions with two orifices, the nozzle body having a housing hole for the needle valve, a seat portion on which the tip of the needle valve is seated, and an opening in the center of the seat portion. valve hole and
A large-diameter hole connected to the outlet side of the valve hole is formed, and a cylindrical guide member with a bottom is inserted into the large-diameter hole from its closed end side, and between the closed end and the bottom of the large-diameter hole. A fuel reservoir is formed with a gap, two nozzles are formed at the peripheral edge of the closed end of the guide member, and these nozzles are inclined in the circumferential direction along the inner circumferential surface of the guide member. Features of fuel injection valves for internal combustion engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3842087U JPS63147555U (en) | 1987-03-18 | 1987-03-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3842087U JPS63147555U (en) | 1987-03-18 | 1987-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63147555U true JPS63147555U (en) | 1988-09-28 |
Family
ID=30850648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3842087U Pending JPS63147555U (en) | 1987-03-18 | 1987-03-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63147555U (en) |
-
1987
- 1987-03-18 JP JP3842087U patent/JPS63147555U/ja active Pending