JPH03122407U - - Google Patents

Info

Publication number

JPH03122407U

JPH03122407U JP3222590U JP3222590U JPH03122407U JP H03122407 U JPH03122407 U JP H03122407U JP 3222590 U JP3222590 U JP 3222590U JP 3222590 U JP3222590 U JP 3222590U JP H03122407 U JPH03122407 U JP H03122407U

Authority

JP

Japan

Prior art keywords

rotary joint

optical rotary

magnetic

rotating body

magnetic field

Prior art date

1990-03-28

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

• 230000003287 optical effect Effects 0.000 claims description 6
• 239000011553 magnetic fluid Substances 0.000 claims description 2
• 239000013307 optical fiber Substances 0.000 description 2
• 238000007789 sealing Methods 0.000 description 2

Cited By (6)