JP2513173C - - Google Patents

Info

Publication number

JP2513173C

JP2513173C JP2513173C JP 2513173 C JP2513173 C JP 2513173C JP 2513173 C JP2513173 C JP 2513173C

Authority

JP

Japan

Prior art keywords

noble metal

electrode

center electrode

metal member

ground electrode

Prior art date

1998-04-28

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

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• 229910000510 noble metal Inorganic materials 0.000 claims description 68
• 238000003466 welding Methods 0.000 claims description 16
• 238000004519 manufacturing process Methods 0.000 claims description 10
• 238000000034 method Methods 0.000 claims description 8
• 238000002485 combustion reaction Methods 0.000 claims description 7
• 239000012212 insulator Substances 0.000 claims description 7
• 238000005304 joining Methods 0.000 claims description 4
• BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
• 229910052697 platinum Inorganic materials 0.000 description 4
• 229910045601 alloy Inorganic materials 0.000 description 3
• 239000000956 alloy Substances 0.000 description 3
• 238000002788 crimping Methods 0.000 description 3
• 239000000463 material Substances 0.000 description 3
• KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
• 229910052804 chromium Inorganic materials 0.000 description 2
• 238000005260 corrosion Methods 0.000 description 2
• 230000007797 corrosion Effects 0.000 description 2
• 229910052741 iridium Inorganic materials 0.000 description 2
• GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 2
• 229910052742 iron Inorganic materials 0.000 description 2
• 239000010970 precious metal Substances 0.000 description 2
• 238000003825 pressing Methods 0.000 description 2
• -1 Of course Chemical compound 0.000 description 1
• 241001016380 Reseda luteola Species 0.000 description 1
• 239000010953 base metal Substances 0.000 description 1
• 238000001816 cooling Methods 0.000 description 1
• PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
• 229910052737 gold Inorganic materials 0.000 description 1
• 239000010931 gold Substances 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 238000012986 modification Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 229910052763 palladium Inorganic materials 0.000 description 1
• 230000000717 retained effect Effects 0.000 description 1
• 229910052703 rhodium Inorganic materials 0.000 description 1
• 239000010948 rhodium Substances 0.000 description 1
• MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1