JPH01159973U - - Google Patents

Info

Publication number

JPH01159973U

JPH01159973U JP5709288U JP5709288U JPH01159973U JP H01159973 U JPH01159973 U JP H01159973U JP 5709288 U JP5709288 U JP 5709288U JP 5709288 U JP5709288 U JP 5709288U JP H01159973 U JPH01159973 U JP H01159973U

Authority

JP

Japan

Prior art keywords

nut

electrode

base material

detection mechanism

upper die

Prior art date

1988-04-27

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000003466 welding Methods 0.000 claims description 4
• 238000001514 detection method Methods 0.000 claims 2
• 238000002788 crimping Methods 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2
• 230000007257 malfunction Effects 0.000 description 1
• 230000002265 prevention Effects 0.000 description 1