JPH0214006U - - Google Patents

Info

Publication number

JPH0214006U

JPH0214006U JP9241088U JP9241088U JPH0214006U JP H0214006 U JPH0214006 U JP H0214006U JP 9241088 U JP9241088 U JP 9241088U JP 9241088 U JP9241088 U JP 9241088U JP H0214006 U JPH0214006 U JP H0214006U

Authority

JP

Japan

Prior art keywords

upper rotating

rotating body

swivel joint

lower traveling

traveling body

Prior art date

1988-07-14

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

• 238000010276 construction Methods 0.000 claims description 2
• 238000001514 detection method Methods 0.000 claims description 2
• 238000010586 diagram Methods 0.000 description 1
• 239000000696 magnetic material Substances 0.000 description 1