JPH0264764U - - Google Patents
Info
- Publication number
- JPH0264764U JPH0264764U JP14271788U JP14271788U JPH0264764U JP H0264764 U JPH0264764 U JP H0264764U JP 14271788 U JP14271788 U JP 14271788U JP 14271788 U JP14271788 U JP 14271788U JP H0264764 U JPH0264764 U JP H0264764U
- Authority
- JP
- Japan
- Prior art keywords
- laser beam
- pulsed laser
- cylinder
- injection section
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 229910052697 platinum Inorganic materials 0.000 claims 1
- 239000010409 thin film Substances 0.000 claims 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案の一実施例を示す内燃機関の要
部縦断面図、第２図は第１図の―部分の断面
図、第３図は下部円筒部の側視図、第４図は導入
孔の変形例を示す下部円筒部の側視図、第５図は
従来例を示す内燃機関の要部縦断面図である。
１：シリンダヘツド、２：シリンダライナ、５
…燃焼室、６：燃料弁、６ａ：噴射部、７：円筒
、７ｂ：下部円筒部、７ｃ：円環状反射鏡面、１
０，…１３：パルスレーザ光発射装置、１５：光
導入孔。
Fig. 1 is a vertical cross-sectional view of a main part of an internal combustion engine showing an embodiment of the present invention, Fig. 2 is a cross-sectional view of the - portion of Fig. 1, Fig. 3 is a side view of the lower cylindrical part, and Fig. 4 FIG. 5 is a side view of the lower cylindrical portion showing a modified example of the introduction hole, and FIG. 5 is a vertical sectional view of a main part of the internal combustion engine showing a conventional example. 1: Cylinder head, 2: Cylinder liner, 5
...combustion chamber, 6: fuel valve, 6a: injection part, 7: cylinder, 7b: lower cylindrical part, 7c: annular reflecting mirror surface, 1
0,...13: Pulse laser beam emitting device, 15: Light introduction hole.
Claims (1)
よつて燃焼室内に低セタン価燃料を噴射する内燃
機関において、前記噴射部の側部に対し間隔をお
き囲繞した円筒の下部円筒部にパルスレーザ光の
光導入孔を設け、前記下部円筒部の内周面に前記
パルスレーザ光の多重反射を前記噴射部の下側噴
射域に形成する白金薄膜の円環状反射鏡面を設け
て、シリンダライナに前記パルスレーザ光を送出
するパルスレーザ光発射機構を設けたことを特徴
とする内燃機関の着火装置。 In an internal combustion engine in which low cetane fuel is injected into a combustion chamber by an injection section at the bottom of a fuel valve provided in a cylinder head, a pulsed laser beam is applied to the lower cylindrical section of a cylinder that surrounds the cylinder at a distance from the side of the injection section. A light introduction hole is provided in the cylinder liner, and an annular reflective mirror surface made of a platinum thin film is provided on the inner peripheral surface of the lower cylindrical portion to form multiple reflections of the pulsed laser beam in the lower injection area of the injection section. An ignition device for an internal combustion engine, characterized in that it is provided with a pulsed laser beam emitting mechanism that sends out a pulsed laser beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14271788U JPH0264764U (en) | 1988-11-02 | 1988-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14271788U JPH0264764U (en) | 1988-11-02 | 1988-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0264764U true JPH0264764U (en) | 1990-05-15 |
Family
ID=31408903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14271788U Pending JPH0264764U (en) | 1988-11-02 | 1988-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0264764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011140957A (en) * | 2011-04-14 | 2011-07-21 | Kawasaki Heavy Ind Ltd | Laser multipoint ignition device |
-
1988
- 1988-11-02 JP JP14271788U patent/JPH0264764U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011140957A (en) * | 2011-04-14 | 2011-07-21 | Kawasaki Heavy Ind Ltd | Laser multipoint ignition device |