JPS63117090U - - Google Patents

Info

Publication number

JPS63117090U

JPS63117090U JP749587U JP749587U JPS63117090U JP S63117090 U JPS63117090 U JP S63117090U JP 749587 U JP749587 U JP 749587U JP 749587 U JP749587 U JP 749587U JP S63117090 U JPS63117090 U JP S63117090U

Authority

JP

Japan

Prior art keywords

center electrode

spark plug

noble metal

present

utility

Prior art date

1987-01-23

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 229910000510 noble metal Inorganic materials 0.000 claims 2
• 229910045601 alloy Inorganic materials 0.000 claims 1
• 239000000956 alloy Substances 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 3
• 229910052751 metal Inorganic materials 0.000 description 2
• 239000002184 metal Substances 0.000 description 2
• BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
• 229910000881 Cu alloy Inorganic materials 0.000 description 1
• 229910001026 inconel Inorganic materials 0.000 description 1
• 239000012212 insulator Substances 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 229910052697 platinum Inorganic materials 0.000 description 1