JPH0212066U - - Google Patents
Info
- Publication number
- JPH0212066U JPH0212066U JP8944488U JP8944488U JPH0212066U JP H0212066 U JPH0212066 U JP H0212066U JP 8944488 U JP8944488 U JP 8944488U JP 8944488 U JP8944488 U JP 8944488U JP H0212066 U JPH0212066 U JP H0212066U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- fuel injection
- minute
- injection nozzle
- sac portion
- 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 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 9
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案に係る燃料噴射ノズルの一実施
例を示す要部拡大図、第２図及び第３図は本考案
の他の実施例を示す要部拡大図、第４図は従来の
燃料噴射ノズルの要部拡大図である。
１……ノズルボデイ、１ａ……サツク部、５，
７，８……噴口群、５ａ〜５ｃ，７ａ〜７ｃ，８
ａ〜８ｃ……丸孔、６……燃料噴霧。
Fig. 1 is an enlarged view of the main part showing one embodiment of the fuel injection nozzle according to the present invention, Figs. 2 and 3 are enlarged views of the main part showing other embodiments of the present invention, and Fig. 4 is the conventional fuel injection nozzle. It is an enlarged view of the main part of a fuel injection nozzle. 1... Nozzle body, 1a... Suck part, 5,
7, 8...Focus group, 5a-5c, 7a-7c, 8
a to 8c...Round hole, 6...Fuel spray.
Claims (1)
沿つて所定の間隔で噴孔を複数穿設した燃料噴射
ノズルにおいて、前記各噴孔を、微小な丸孔を微
小間隔で複数配置した噴孔群により形成したこと
を特徴とする燃料噴射ノズル。 (2) 各噴孔群は、複数な微小の丸孔をサツク部
の周方向に沿う同一円周上に微小間隔で配置した
ことを特徴とする請求項１記載の燃料噴射ノズル
。 (3) 各噴孔群は、複数の微小の丸孔をサツク部
の軸方向に所定の角度で傾斜させて微小間隔で螺
旋状をなして配置したことを特徴とする請求項１
記載の燃料噴射ノズル。 (4) 各噴孔群は、複数の微小な丸孔をサツク部
の周方向に沿つて微小間隔で、且つ略Ｔ字状に配
置したことを特徴とする請求項１記載の燃料噴射
ノズル。[Claims for Utility Model Registration] (1) In a fuel injection nozzle in which a plurality of nozzle holes are bored at predetermined intervals along the circumferential direction in the sac portion at the tip of the nozzle holder, each of the nozzle holes is formed into a minute round hole. A fuel injection nozzle characterized in that it is formed by a group of injection holes arranged at minute intervals. (2) The fuel injection nozzle according to claim 1, wherein each nozzle hole group has a plurality of minute round holes arranged at minute intervals on the same circumference along the circumferential direction of the sac portion. (3) Each nozzle hole group is characterized in that a plurality of minute round holes are arranged in a spiral shape at minute intervals and inclined at a predetermined angle in the axial direction of the sac portion.
Fuel injection nozzle as described. (4) The fuel injection nozzle according to claim 1, wherein each injection hole group has a plurality of small round holes arranged at small intervals along the circumferential direction of the sac portion and in a substantially T-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8944488U JPH0212066U (en) | 1988-07-07 | 1988-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8944488U JPH0212066U (en) | 1988-07-07 | 1988-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0212066U true JPH0212066U (en) | 1990-01-25 |
Family
ID=31313993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8944488U Pending JPH0212066U (en) | 1988-07-07 | 1988-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0212066U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58143164A (en) * | 1982-02-17 | 1983-08-25 | Isuzu Motors Ltd | Fuel injection nozzle for engine |
| JPS58190568A (en) * | 1982-04-30 | 1983-11-07 | Isuzu Motors Ltd | Fuel injection nozzle |
| JPS6287665A (en) * | 1985-10-14 | 1987-04-22 | Mitsubishi Motors Corp | Fuel injection nozzle for direct injection type diesel-engine |
| JPS62265465A (en) * | 1986-05-13 | 1987-11-18 | Tech Res Assoc Highly Reliab Marine Propul Plant | Fuel injection valve |
-
1988
- 1988-07-07 JP JP8944488U patent/JPH0212066U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58143164A (en) * | 1982-02-17 | 1983-08-25 | Isuzu Motors Ltd | Fuel injection nozzle for engine |
| JPS58190568A (en) * | 1982-04-30 | 1983-11-07 | Isuzu Motors Ltd | Fuel injection nozzle |
| JPS6287665A (en) * | 1985-10-14 | 1987-04-22 | Mitsubishi Motors Corp | Fuel injection nozzle for direct injection type diesel-engine |
| JPS62265465A (en) * | 1986-05-13 | 1987-11-18 | Tech Res Assoc Highly Reliab Marine Propul Plant | Fuel injection valve |