JPS63157082U - - Google Patents
Info
- Publication number
- JPS63157082U JPS63157082U JP4920587U JP4920587U JPS63157082U JP S63157082 U JPS63157082 U JP S63157082U JP 4920587 U JP4920587 U JP 4920587U JP 4920587 U JP4920587 U JP 4920587U JP S63157082 U JPS63157082 U JP S63157082U
- Authority
- JP
- Japan
- Prior art keywords
- excitation
- electromagnets
- current detection
- detection means
- switching element
- 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
- 230000005284 excitation Effects 0.000 claims 5
- 238000001514 detection method Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4920587U JPS63157082U (en]) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4920587U JPS63157082U (en]) | 1987-03-31 | 1987-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63157082U true JPS63157082U (en]) | 1988-10-14 |
Family
ID=30871441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4920587U Pending JPS63157082U (en]) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63157082U (en]) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5249462A (en) * | 1975-10-17 | 1977-04-20 | Nishishiba Denki Kk | Device for confirming number of articles lifted by lifting electromagnet |
| JPS5950595A (ja) * | 1982-09-17 | 1984-03-23 | 株式会社日立製作所 | 電子部品実装構造および実装方法 |
-
1987
- 1987-03-31 JP JP4920587U patent/JPS63157082U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5249462A (en) * | 1975-10-17 | 1977-04-20 | Nishishiba Denki Kk | Device for confirming number of articles lifted by lifting electromagnet |
| JPS5950595A (ja) * | 1982-09-17 | 1984-03-23 | 株式会社日立製作所 | 電子部品実装構造および実装方法 |