JPH0544149B2 - - Google Patents
Info
- Publication number
- JPH0544149B2 JPH0544149B2 JP8387783A JP8387783A JPH0544149B2 JP H0544149 B2 JPH0544149 B2 JP H0544149B2 JP 8387783 A JP8387783 A JP 8387783A JP 8387783 A JP8387783 A JP 8387783A JP H0544149 B2 JPH0544149 B2 JP H0544149B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- discharge
- thermal stress
- base material
- platinum
- 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 - Lifetime
Links
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 50
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 43
- 239000000463 material Substances 0.000 claims description 34
- 230000008646 thermal stress Effects 0.000 claims description 28
- 229910052697 platinum Inorganic materials 0.000 claims description 22
- 229910052759 nickel Inorganic materials 0.000 claims description 20
- 229910001260 Pt alloy Inorganic materials 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 239000000956 alloy Substances 0.000 description 9
- 229910045601 alloy Inorganic materials 0.000 description 8
- 239000010953 base metal Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 239000012212 insulator Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 229910000990 Ni alloy Inorganic materials 0.000 description 3
- 229910001055 inconels 600 Inorganic materials 0.000 description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000575 Ir alloy Inorganic materials 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 150000003057 platinum Chemical class 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910002835 Pt–Ir Inorganic materials 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Landscapes
- Spark Plugs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8387783A JPS59209292A (ja) | 1983-05-12 | 1983-05-12 | 内燃機関用点火プラグ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8387783A JPS59209292A (ja) | 1983-05-12 | 1983-05-12 | 内燃機関用点火プラグ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59209292A JPS59209292A (ja) | 1984-11-27 |
| JPH0544149B2 true JPH0544149B2 (zh) | 1993-07-05 |
Family
ID=13814884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8387783A Granted JPS59209292A (ja) | 1983-05-12 | 1983-05-12 | 内燃機関用点火プラグ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59209292A (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014223792A1 (de) * | 2014-11-21 | 2016-05-25 | Robert Bosch Gmbh | Zündkerzenelektrode, Verfahren zu deren Herstellung und Zündkerze |
-
1983
- 1983-05-12 JP JP8387783A patent/JPS59209292A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59209292A (ja) | 1984-11-27 |
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