JPH0439094U - - Google Patents

Info

Publication number

JPH0439094U

JPH0439094U JP1990079020U JP7902090U JPH0439094U JP H0439094 U JPH0439094 U JP H0439094U JP 1990079020 U JP1990079020 U JP 1990079020U JP 7902090 U JP7902090 U JP 7902090U JP H0439094 U JPH0439094 U JP H0439094U

Authority

JP

Japan

Prior art keywords

phase

circuit

polarity

control device

phases

Prior art date

1990-07-25

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

• 230000007257 malfunction Effects 0.000 claims description 3
• 230000002265 prevention Effects 0.000 claims description 3
• 230000002159 abnormal effect Effects 0.000 claims description 2
• 238000001514 detection method Methods 0.000 claims 1
• 238000006243 chemical reaction Methods 0.000 description 2
• 238000010586 diagram Methods 0.000 description 2
• 230000005856 abnormality Effects 0.000 description 1