JPH036868Y2 - - Google Patents
Info
- Publication number
- JPH036868Y2 JPH036868Y2 JP6572985U JP6572985U JPH036868Y2 JP H036868 Y2 JPH036868 Y2 JP H036868Y2 JP 6572985 U JP6572985 U JP 6572985U JP 6572985 U JP6572985 U JP 6572985U JP H036868 Y2 JPH036868 Y2 JP H036868Y2
- Authority
- JP
- Japan
- Prior art keywords
- center shaft
- temperature
- blind hole
- spark plug
- 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.)
- Expired
Links
- 239000013307 optical fiber Substances 0.000 claims description 6
- 239000003779 heat-resistant material Substances 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005383 fluoride glass Substances 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Landscapes
- Radiation Pyrometers (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Control Of Combustion (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6572985U JPH036868Y2 (en]) | 1985-05-01 | 1985-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6572985U JPH036868Y2 (en]) | 1985-05-01 | 1985-05-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61181879U JPS61181879U (en]) | 1986-11-13 |
| JPH036868Y2 true JPH036868Y2 (en]) | 1991-02-20 |
Family
ID=30597988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6572985U Expired JPH036868Y2 (en]) | 1985-05-01 | 1985-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036868Y2 (en]) |
Families Citing this family (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
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61181879U (en]) | 1986-11-13 |
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