JPH0237261U - - Google Patents
Info
- Publication number
- JPH0237261U JPH0237261U JP11579288U JP11579288U JPH0237261U JP H0237261 U JPH0237261 U JP H0237261U JP 11579288 U JP11579288 U JP 11579288U JP 11579288 U JP11579288 U JP 11579288U JP H0237261 U JPH0237261 U JP H0237261U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- tip
- injection valve
- fuel injection
- combustion engine
- 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
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000001012 protector Effects 0.000 description 1
Description
第１図はこの考案に係る燃料噴射弁の一実施例
を示す断面図、第２図はそのプレートオリフイス
の平面図、第３図は燃料噴霧と案内面との関係を
示す説明図、第４図はこの実施例の噴射パターン
を示す説明図、第５図は異なる実施例における噴
射パターンを示す説明図、第６図は従来の燃料噴
射弁による噴射パターンを示す説明図である。
６……ボデイ、８……開口部、１０……ニード
ル、１２……プロテクタ、１３……プレートオリ
フイス、１４……噴孔、１６……案内面。
FIG. 1 is a cross-sectional view showing one embodiment of the fuel injection valve according to this invention, FIG. 2 is a plan view of its plate orifice, FIG. 3 is an explanatory view showing the relationship between fuel spray and the guide surface, and FIG. FIG. 5 is an explanatory diagram showing an injection pattern of this embodiment, FIG. 5 is an explanatory diagram showing an injection pattern in a different embodiment, and FIG. 6 is an explanatory diagram showing an injection pattern by a conventional fuel injection valve. 6... Body, 8... Opening, 10... Needle, 12... Protector, 13... Plate orifice, 14... Nozzle hole, 16... Guide surface.
Claims (1)
流側に着座面が形成されたボデイと、このボデイ
先端面に配設され、上記開口部を閉塞するととも
に、複数の噴孔が貫通形成された板状のプレート
オリフイスと、上記ボデイ中心部に摺動可能に嵌
合し、上記着座面に着座するとともに、ソレノイ
ドによつてリフトするニードルとを備えてなる内
燃機関の電磁式燃料噴射弁において、上記噴孔の
先端側に、複数の燃料噴霧の外縁に沿うように円
錐形の案内面を形成したことを特徴とする内燃機
関の電磁式燃料噴射弁。 A body having an opening at the center of the tip and a seating surface formed on the upstream side of the opening, and a body disposed on the tip surface of the body to close the opening and have a plurality of nozzle holes formed therethrough. an electromagnetic fuel injection valve for an internal combustion engine, comprising: a plate-shaped plate orifice; and a needle that is slidably fitted into the center of the body, is seated on the seating surface, and is lifted by a solenoid. An electromagnetic fuel injection valve for an internal combustion engine, characterized in that a conical guide surface is formed on the tip side of the nozzle hole so as to follow the outer edges of the plurality of fuel sprays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11579288U JPH0237261U (en) | 1988-09-02 | 1988-09-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11579288U JPH0237261U (en) | 1988-09-02 | 1988-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0237261U true JPH0237261U (en) | 1990-03-12 |
Family
ID=31357760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11579288U Pending JPH0237261U (en) | 1988-09-02 | 1988-09-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0237261U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04365968A (en) * | 1991-06-11 | 1992-12-17 | Nippondenso Co Ltd | Fuel supply device of internal combustion engine |
-
1988
- 1988-09-02 JP JP11579288U patent/JPH0237261U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04365968A (en) * | 1991-06-11 | 1992-12-17 | Nippondenso Co Ltd | Fuel supply device of internal combustion engine |