JPH0478511U - - Google Patents

Info

Publication number

JPH0478511U

JPH0478511U JP12143790U JP12143790U JPH0478511U JP H0478511 U JPH0478511 U JP H0478511U JP 12143790 U JP12143790 U JP 12143790U JP 12143790 U JP12143790 U JP 12143790U JP H0478511 U JPH0478511 U JP H0478511U

Authority

JP

Japan

Prior art keywords

magnetic field

abnormal magnetic

compares

processes

sensor

Prior art date

1990-11-19

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

• 230000002159 abnormal effect Effects 0.000 claims description 5
• 238000000034 method Methods 0.000 claims 2
• 238000001514 detection method Methods 0.000 claims 1
• 238000005259 measurement Methods 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1