JPH046237U - - Google Patents
Info
- Publication number
- JPH046237U JPH046237U JP4689690U JP4689690U JPH046237U JP H046237 U JPH046237 U JP H046237U JP 4689690 U JP4689690 U JP 4689690U JP 4689690 U JP4689690 U JP 4689690U JP H046237 U JPH046237 U JP H046237U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- polarity
- polarity determination
- switching
- determination means
- Prior art date
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4689690U JPH046237U (fr) | 1990-05-07 | 1990-05-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4689690U JPH046237U (fr) | 1990-05-07 | 1990-05-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH046237U true JPH046237U (fr) | 1992-01-21 |
Family
ID=31562366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4689690U Pending JPH046237U (fr) | 1990-05-07 | 1990-05-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH046237U (fr) |
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1990
- 1990-05-07 JP JP4689690U patent/JPH046237U/ja active Pending