JPS61181879U - - Google Patents
Info
- Publication number
- JPS61181879U JPS61181879U JP6572985U JP6572985U JPS61181879U JP S61181879 U JPS61181879 U JP S61181879U JP 6572985 U JP6572985 U JP 6572985U JP 6572985 U JP6572985 U JP 6572985U JP S61181879 U JPS61181879 U JP S61181879U
- Authority
- JP
- Japan
- Prior art keywords
- blind hole
- center shaft
- spark plug
- plug center
- optical fiber
- 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
- 239000013307 optical fiber Substances 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims 1
- 239000003779 heat-resistant material Substances 0.000 claims 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Control Of Combustion (AREA)
- Radiation Pyrometers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6572985U JPH036868Y2 (pt) | 1985-05-01 | 1985-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6572985U JPH036868Y2 (pt) | 1985-05-01 | 1985-05-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61181879U true JPS61181879U (pt) | 1986-11-13 |
| JPH036868Y2 JPH036868Y2 (pt) | 1991-02-20 |
Family
ID=30597988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6572985U Expired JPH036868Y2 (pt) | 1985-05-01 | 1985-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036868Y2 (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63144221A (ja) * | 1986-12-06 | 1988-06-16 | Ngk Spark Plug Co Ltd | 赤外線による温度計測形プラグ |
-
1985
- 1985-05-01 JP JP6572985U patent/JPH036868Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63144221A (ja) * | 1986-12-06 | 1988-06-16 | Ngk Spark Plug Co Ltd | 赤外線による温度計測形プラグ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH036868Y2 (pt) | 1991-02-20 |