JPS58178977A - 貴金属チツプをもつ外側電極の製造方法 - Google Patents
貴金属チツプをもつ外側電極の製造方法Info
- Publication number
- JPS58178977A JPS58178977A JP6151682A JP6151682A JPS58178977A JP S58178977 A JPS58178977 A JP S58178977A JP 6151682 A JP6151682 A JP 6151682A JP 6151682 A JP6151682 A JP 6151682A JP S58178977 A JPS58178977 A JP S58178977A
- Authority
- JP
- Japan
- Prior art keywords
- noble metal
- metal tip
- face
- tip
- outer electrode
- 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
- 229910000510 noble metal Inorganic materials 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 10
- 238000007665 sagging Methods 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000010953 base metal Substances 0.000 claims 2
- 239000012634 fragment Substances 0.000 description 4
- 239000010970 precious metal Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 241000257465 Echinoidea Species 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Landscapes
- Spark Plugs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6151682A JPS58178977A (ja) | 1982-04-12 | 1982-04-12 | 貴金属チツプをもつ外側電極の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6151682A JPS58178977A (ja) | 1982-04-12 | 1982-04-12 | 貴金属チツプをもつ外側電極の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58178977A true JPS58178977A (ja) | 1983-10-20 |
| JPS6362872B2 JPS6362872B2 (enExample) | 1988-12-05 |
Family
ID=13173323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6151682A Granted JPS58178977A (ja) | 1982-04-12 | 1982-04-12 | 貴金属チツプをもつ外側電極の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58178977A (enExample) |
-
1982
- 1982-04-12 JP JP6151682A patent/JPS58178977A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6362872B2 (enExample) | 1988-12-05 |
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