JPS5856772U - Lifting electromagnet control circuit - Google Patents
Lifting electromagnet control circuitInfo
- Publication number
- JPS5856772U JPS5856772U JP14957281U JP14957281U JPS5856772U JP S5856772 U JPS5856772 U JP S5856772U JP 14957281 U JP14957281 U JP 14957281U JP 14957281 U JP14957281 U JP 14957281U JP S5856772 U JPS5856772 U JP S5856772U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- lifting electromagnet
- electromagnet control
- lifting
- electromagnet
- 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
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の吊上げ電磁石制御回路図、第２図は本考
案に係る吊キげ電磁石制御回路図、第３図は脱磁操作時
の電磁石励磁コイル中に流れる電流の経時変化を示す図
である。
１・・・電磁石励磁コイル、？＊放電用可変抵抗器、３
・・・電流計、４・・・閉回路。Figure 1 is a conventional lifting electromagnet control circuit diagram, Figure 2 is a lifting electromagnet control circuit diagram according to the present invention, and Figure 3 is a diagram showing changes over time in the current flowing in the electromagnet excitation coil during demagnetization operation. It is. 1... Electromagnetic excitation coil? *Variable resistor for discharge, 3
...Ammeter, 4...Closed circuit.
Claims (1)
回路中に電流計を介装したことを特徴とする吊上げ電磁
石の制御ロー。A control row for a lifting electromagnet, characterized in that an ammeter is interposed in a closed circuit consisting of an electromagnet excitation coil and a discharge variable resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14957281U JPS5856772U (en) | 1981-10-09 | 1981-10-09 | Lifting electromagnet control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14957281U JPS5856772U (en) | 1981-10-09 | 1981-10-09 | Lifting electromagnet control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5856772U true JPS5856772U (en) | 1983-04-18 |
Family
ID=29942341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14957281U Pending JPS5856772U (en) | 1981-10-09 | 1981-10-09 | Lifting electromagnet control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5856772U (en) |
-
1981
- 1981-10-09 JP JP14957281U patent/JPS5856772U/en active Pending
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