JPS6123761Y2 - - Google Patents

Info

Publication number

JPS6123761Y2

JPS6123761Y2 JP18287279U JP18287279U JPS6123761Y2 JP S6123761 Y2 JPS6123761 Y2 JP S6123761Y2 JP 18287279 U JP18287279 U JP 18287279U JP 18287279 U JP18287279 U JP 18287279U JP S6123761 Y2 JPS6123761 Y2 JP S6123761Y2

Authority

JP

Japan

Prior art keywords

ball

workpiece

center

movable

balls

Prior art date

1979-12-27

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
• Discuss

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• 238000007906 compression Methods 0.000 description 12
• 239000000758 substrate Substances 0.000 description 6
• 238000000034 method Methods 0.000 description 3
• 229910000831 Steel Inorganic materials 0.000 description 2
• 238000007796 conventional method Methods 0.000 description 2
• 238000005096 rolling process Methods 0.000 description 2
• 239000000523 sample Substances 0.000 description 2
• 239000010959 steel Substances 0.000 description 2
• 238000010586 diagram Methods 0.000 description 1
• 238000006073 displacement reaction Methods 0.000 description 1
• 230000001105 regulatory effect Effects 0.000 description 1
• 230000000630 rising effect Effects 0.000 description 1
• 239000000725 suspension Substances 0.000 description 1