JPH02139361U - - Google Patents
Info
- Publication number
- JPH02139361U JPH02139361U JP4858289U JP4858289U JPH02139361U JP H02139361 U JPH02139361 U JP H02139361U JP 4858289 U JP4858289 U JP 4858289U JP 4858289 U JP4858289 U JP 4858289U JP H02139361 U JPH02139361 U JP H02139361U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- combustion engine
- internal combustion
- center
- fuel injection
- 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
Links
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- 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図の−線に沿つた拡
大断面図、第４図はこの実施例における噴射パタ
ーンを示す説明図、第５図は従来における噴孔部
分の拡大断面図、第６図はその内周面の展開図、
第７図はこの従来例におけ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、１
３…プレートオリフイス、１４…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 an enlarged sectional view taken along the - line in Fig. 2, and Fig. 4 The figure is an explanatory diagram showing the injection pattern in this embodiment, FIG. 5 is an enlarged sectional view of the conventional nozzle hole portion, and FIG. 6 is a developed view of the inner peripheral surface thereof.
FIG. 7 is an explanatory diagram showing the injection pattern in this conventional example. 6...Body, 8...Opening, 10...Needle, 1
3...Plate orifice, 14...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、噴孔が傾斜して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
が、プレートオリフイスの外側面から内側面へ向
けてプレス加工されている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; Electromagnetic fuel injection for an internal combustion engine, comprising: a formed plate-like plate orifice; and a needle slidably fitted into the center of the body, seated on the seating surface, and lifted by a solenoid. An electromagnetic fuel injection valve for an internal combustion engine, characterized in that the injection hole is pressed from an outer surface to an inner surface of a plate orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4858289U JPH0645659Y2 (en) | 1989-04-25 | 1989-04-25 | Electromagnetic fuel injection valve for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4858289U JPH0645659Y2 (en) | 1989-04-25 | 1989-04-25 | Electromagnetic fuel injection valve for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02139361U true JPH02139361U (en) | 1990-11-21 |
| JPH0645659Y2 JPH0645659Y2 (en) | 1994-11-24 |
Family
ID=31565519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4858289U Expired - Lifetime JPH0645659Y2 (en) | 1989-04-25 | 1989-04-25 | Electromagnetic fuel injection valve for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645659Y2 (en) |
-
1989
- 1989-04-25 JP JP4858289U patent/JPH0645659Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0645659Y2 (en) | 1994-11-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |