JPH0250170U - - Google Patents
Info
- Publication number
- JPH0250170U JPH0250170U JP12983088U JP12983088U JPH0250170U JP H0250170 U JPH0250170 U JP H0250170U JP 12983088 U JP12983088 U JP 12983088U JP 12983088 U JP12983088 U JP 12983088U JP H0250170 U JPH0250170 U JP H0250170U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle holes
- opening
- fuel injection
- injection valve
- 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
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
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図は第２図における―線に沿
つた断面図、第４図は３個の噴孔の傾斜状態を説
明するための説明図、第５図はこの実施例の燃料
噴射弁によつて得られる噴射パターンを示す説明
図、第６図は従来における燃料噴射弁の要部を示
す断面図である。
６…ボデイ、８…開口部、１０…ニードル、１
３…プレートオリフイス、１４Ａ，１４Ｂ，１４
Ｃ，１５Ａ，１５Ｂ，１５Ｃ…噴孔。
Fig. 1 is a sectional view showing an embodiment of the fuel injection valve according to this invention, Fig. 2 is a plan view of its plate orifice, Fig. 3 is a sectional view taken along the line - in Fig. 2, and Fig. 4. is an explanatory diagram for explaining the inclined state of the three nozzle holes, FIG. 5 is an explanatory diagram showing the injection pattern obtained by the fuel injection valve of this embodiment, and FIG. 6 is an explanatory diagram for explaining the inclination state of the three injection holes. FIG. 3 is a cross-sectional view showing main parts. 6...Body, 8...Opening, 10...Needle, 1
3...Plate orifice, 14A, 14B, 14
C, 15A, 15B, 15C... Nozzle hole.
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、上記噴孔を
、所望の噴射方向をそれぞれ指向した２群の噴孔
から構成するとともに、各群に含まれる噴孔数を
３個以上とし、かつ同一群の噴孔を、その軸線が
互いに略一点で交差するように傾斜させて形成し
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. The nozzle holes are composed of two groups of nozzle holes each oriented in a desired injection direction, the number of nozzle holes included in each group is three or more, and the nozzle holes of the same group are arranged such that their axes are An electromagnetic fuel injection valve for an internal combustion engine, characterized in that the valves are formed at an angle so as to intersect with each other at approximately one point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12983088U JPH0250170U (en) | 1988-10-03 | 1988-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12983088U JPH0250170U (en) | 1988-10-03 | 1988-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0250170U true JPH0250170U (en) | 1990-04-09 |
Family
ID=31384469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12983088U Pending JPH0250170U (en) | 1988-10-03 | 1988-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0250170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018530698A (en) * | 2015-09-30 | 2018-10-18 | ノストラム エナジー ピーティーイー．リミテッドＮｏｓｔｒｕｍ Ｅｎｅｒｇｙ Ｐｔｅ．Ｌｔｄ． | Spray direction adjustment and plume shaping of impinging jet atomizer with asymmetric radial distribution |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4973530A (en) * | 1972-11-24 | 1974-07-16 |
-
1988
- 1988-10-03 JP JP12983088U patent/JPH0250170U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4973530A (en) * | 1972-11-24 | 1974-07-16 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018530698A (en) * | 2015-09-30 | 2018-10-18 | ノストラム エナジー ピーティーイー．リミテッドＮｏｓｔｒｕｍ Ｅｎｅｒｇｙ Ｐｔｅ．Ｌｔｄ． | Spray direction adjustment and plume shaping of impinging jet atomizer with asymmetric radial distribution |
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