JPH0160386U - - Google Patents
Info
- Publication number
- JPH0160386U JPH0160386U JP15391487U JP15391487U JPH0160386U JP H0160386 U JPH0160386 U JP H0160386U JP 15391487 U JP15391487 U JP 15391487U JP 15391487 U JP15391487 U JP 15391487U JP H0160386 U JPH0160386 U JP H0160386U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- optical fiber
- spark plug
- combustion
- detection device
- 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 9
- 239000013307 optical fiber Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Testing Of Engines (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Spark Plugs (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は、本考案にかかる燃焼検出装置を備え
たエンジンのシステム構成図である。第２図は、
第１図に示すエンジンの、燃焼状態を検出する光
フアイバを装着した点火プラグの立面断面説明図
である。第３図は、第２図に示す点火プラグに装
着された光フアイバの採光部まわりの斜視図であ
る。第４図は、本実施例における光フアイバと第
３図に示す従来の燃焼検出装置の光フアイバの燃
焼光透過率の時間に対する特性を示す図である。
第５図は、燃焼状態を検出する光フアイバを装着
した、従来の点火プラグの立面断面説明図である
。
Ｅ……エンジン、３……燃焼室、５……点火プ
ラグ、１５……イグナイタ、１６……イグニツシ
ヨンコイル、１７……デイストリビユータ、２０
……採光部、２１……光フアイバ、２７……接地
電極、２７ａ……接地電極放電部、２８……中心
電極、２８ａ……中心電極放電部。
FIG. 1 is a system configuration diagram of an engine equipped with a combustion detection device according to the present invention. Figure 2 shows
FIG. 2 is an explanatory elevational cross-sectional view of a spark plug of the engine shown in FIG. 1 equipped with an optical fiber for detecting a combustion state. FIG. 3 is a perspective view of the area surrounding the lighting section of the optical fiber attached to the spark plug shown in FIG. 2. FIG. FIG. 4 is a diagram showing the characteristics of the combustion light transmittance of the optical fiber in this embodiment and the conventional combustion detection device shown in FIG. 3 with respect to time.
FIG. 5 is an explanatory elevational cross-sectional view of a conventional spark plug equipped with an optical fiber for detecting a combustion state. E...engine, 3...combustion chamber, 5...spark plug, 15...igniter, 16...ignition coil, 17...distributor, 20
...Lighting part, 21... Optical fiber, 27... Ground electrode, 27a... Ground electrode discharge part, 28... Center electrode, 28a... Center electrode discharge part.
Claims (1)
光フアイバを装着したエンジンにおいて、 上記光フアイバの燃焼室への突出部を点火プラ
グの放電経路に臨ませて設けたことを特徴とする
エンジンの燃焼検出装置。[Scope of Claim for Utility Model Registration] In an engine in which the spark plug is equipped with an optical fiber for detecting the combustion state of the engine, the projection of the optical fiber into the combustion chamber is provided so as to face the discharge path of the spark plug. An engine combustion detection device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15391487U JPH0160386U (en) | 1987-10-06 | 1987-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15391487U JPH0160386U (en) | 1987-10-06 | 1987-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0160386U true JPH0160386U (en) | 1989-04-17 |
Family
ID=31430170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15391487U Pending JPH0160386U (en) | 1987-10-06 | 1987-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0160386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008516126A (en) * | 2004-10-06 | 2008-05-15 | キストラー ホールディング アクチエンゲゼルシャフト | Spark plug with optical sensor |
-
1987
- 1987-10-06 JP JP15391487U patent/JPH0160386U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008516126A (en) * | 2004-10-06 | 2008-05-15 | キストラー ホールディング アクチエンゲゼルシャフト | Spark plug with optical sensor |
| JP4689675B2 (en) * | 2004-10-06 | 2011-05-25 | キストラー ホールディング アクチエンゲゼルシャフト | Spark plug with optical sensor |