JPH01109334U - - Google Patents

Info

Publication number

JPH01109334U

JPH01109334U JP255588U JP255588U JPH01109334U JP H01109334 U JPH01109334 U JP H01109334U JP 255588 U JP255588 U JP 255588U JP 255588 U JP255588 U JP 255588U JP H01109334 U JPH01109334 U JP H01109334U

Authority

JP

Japan

Prior art keywords

workpiece

prevention device

forging

buckling prevention

groove

Prior art date

1988-01-14

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

• 238000005242 forging Methods 0.000 claims 4
• 230000002265 prevention Effects 0.000 claims 2
• 230000005611 electricity Effects 0.000 claims 1
• 238000010438 heat treatment Methods 0.000 claims 1
• 239000011810 insulating material Substances 0.000 claims 1
• 238000000034 method Methods 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 239000002184 metal Substances 0.000 description 1