JPH0229678Y2 - - Google Patents
Info
- Publication number
- JPH0229678Y2 JPH0229678Y2 JP438785U JP438785U JPH0229678Y2 JP H0229678 Y2 JPH0229678 Y2 JP H0229678Y2 JP 438785 U JP438785 U JP 438785U JP 438785 U JP438785 U JP 438785U JP H0229678 Y2 JPH0229678 Y2 JP H0229678Y2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- platinum
- center electrode
- iridium
- weight
- 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
- 239000010970 precious metal Substances 0.000 claims description 27
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 26
- 229910000510 noble metal Inorganic materials 0.000 claims description 16
- 229910052697 platinum Inorganic materials 0.000 claims description 13
- 229910052741 iridium Inorganic materials 0.000 claims description 12
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 11
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 5
- HWLDNSXPUQTBOD-UHFFFAOYSA-N platinum-iridium alloy Chemical compound [Ir].[Pt] HWLDNSXPUQTBOD-UHFFFAOYSA-N 0.000 claims description 3
- 229910000990 Ni alloy Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- 239000012212 insulator Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910002056 binary alloy Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000003763 resistance to breakage Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Spark Plugs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP438785U JPS60136086U (ja) | 1985-01-16 | 1985-01-16 | 内燃機関用スパークプラグ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP438785U JPS60136086U (ja) | 1985-01-16 | 1985-01-16 | 内燃機関用スパークプラグ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60136086U JPS60136086U (ja) | 1985-09-10 |
| JPH0229678Y2 true JPH0229678Y2 (enrdf_load_stackoverflow) | 1990-08-09 |
Family
ID=30479907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP438785U Granted JPS60136086U (ja) | 1985-01-16 | 1985-01-16 | 内燃機関用スパークプラグ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60136086U (enrdf_load_stackoverflow) |
-
1985
- 1985-01-16 JP JP438785U patent/JPS60136086U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60136086U (ja) | 1985-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4893051A (en) | Spark plug and the method of manufacturing the same | |
| US5369328A (en) | Spark plug having Y-shaped or V-shaped electrodes | |
| US6642638B2 (en) | Spark plug with Ir-alloy chip | |
| JP2009541946A (ja) | 極細ワイヤ接地電極を備える火花プラグ | |
| WO2021111719A1 (ja) | スパークプラグ | |
| JP4625531B1 (ja) | スパークプラグ | |
| JP2012014996A (ja) | スパークプラグ及びその製造方法 | |
| JPH0737674A (ja) | スパークプラグ | |
| JP2009054572A (ja) | 内燃機関用スパークプラグ及びスパークプラグの製造方法 | |
| US7449823B2 (en) | Spark plug with specific electrode material | |
| US5107168A (en) | Spark plug with central electrode attachment member containing platinum or platinum alloy | |
| JPS6145583A (ja) | 点火プラグ | |
| JPH0258756B2 (enrdf_load_stackoverflow) | ||
| JP2008053017A (ja) | 内燃機関用スパークプラグ | |
| JP6611769B2 (ja) | 点火プラグ | |
| JPH0249388A (ja) | 内燃機関用スパークプラグの製造方法 | |
| JPH0229678Y2 (enrdf_load_stackoverflow) | ||
| US20020109447A1 (en) | Structure of spark plug designed to provide higher wear resistance to center electrode and production method thereof | |
| JPS5994391A (ja) | 内燃機関用点火プラグ | |
| JPH04366580A (ja) | スパークプラグ | |
| JP2015022791A (ja) | スパークプラグ及びその製造方法 | |
| JP2001244042A (ja) | 内燃機関用スパークプラグ | |
| JP2000208234A (ja) | スパ―クプラグ及びそのスパ―クプラグを用いた点火システム | |
| US2478259A (en) | Spark plug construction | |
| US4229672A (en) | Spark plug with low erosion electrode tip |