JPS6231249Y2 - - Google Patents

Info

Publication number

JPS6231249Y2

JPS6231249Y2 JP5163379U JP5163379U JPS6231249Y2 JP S6231249 Y2 JPS6231249 Y2 JP S6231249Y2 JP 5163379 U JP5163379 U JP 5163379U JP 5163379 U JP5163379 U JP 5163379U JP S6231249 Y2 JPS6231249 Y2 JP S6231249Y2

Authority

JP

Japan

Prior art keywords

curved

peripheral edge

concave groove

cover ring

groove

Prior art date

1979-04-18

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

• Espacenet
• Global Dossier
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• 230000002093 peripheral effect Effects 0.000 claims description 13
• 239000002184 metal Substances 0.000 claims description 10
• 229910052751 metal Inorganic materials 0.000 claims description 10
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
• 229910052742 iron Inorganic materials 0.000 claims description 3
• 239000000463 material Substances 0.000 claims description 3
• 230000015572 biosynthetic process Effects 0.000 description 2
• RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
• 235000002595 Solanum tuberosum Nutrition 0.000 description 1
• 244000061456 Solanum tuberosum Species 0.000 description 1
• 238000005452 bending Methods 0.000 description 1
• 229910052802 copper Inorganic materials 0.000 description 1
• 239000010949 copper Substances 0.000 description 1
• 238000005034 decoration Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1