JPH0165946U - - Google Patents
Info
- Publication number
- JPH0165946U JPH0165946U JP1987161112U JP16111287U JPH0165946U JP H0165946 U JPH0165946 U JP H0165946U JP 1987161112 U JP1987161112 U JP 1987161112U JP 16111287 U JP16111287 U JP 16111287U JP H0165946 U JPH0165946 U JP H0165946U
- Authority
- JP
- Japan
- Prior art keywords
- detecting
- electromagnetic brake
- brake
- inductance
- detection device
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 230000005284 excitation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control And Safety Of Cranes (AREA)
- Braking Arrangements (AREA)
- Stopping Of Electric Motors (AREA)
Description
第１図は、この考案の一実施例を示すブロツク
図である。第２図は、第１図の高周波結合器４８
の具体例を示す回路図である。第３図は、クラブ
トロリ式アンローダの概略構成を示す側面図であ
る。第４図は、第３図のトロリ１２上に設置され
た巻上下装置を示す平面図である。
２４……直流電磁ブレーキ、３６……可動ヨー
ク、４０……固定ヨーク、４２……励磁コイル。
FIG. 1 is a block diagram showing one embodiment of this invention. FIG. 2 shows the high frequency coupler 48 of FIG.
FIG. 2 is a circuit diagram showing a specific example. FIG. 3 is a side view showing a schematic configuration of the club trolley type unloader. FIG. 4 is a plan view showing the hoisting and lifting device installed on the trolley 12 of FIG. 3. 24...DC electromagnetic brake, 36...Movable yoke, 40...Fixed yoke, 42...Exciting coil.
Claims (1)
ス変化を検出することによりブレーキの作動状態
を検出する手段を具えてなる直流電磁ブレーキ作
動検出装置。 A DC electromagnetic brake operation detection device comprising means for detecting the operating state of a brake by detecting a change in inductance of an excitation coil of the DC electromagnetic brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987161112U JPH0165946U (en) | 1987-10-21 | 1987-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987161112U JPH0165946U (en) | 1987-10-21 | 1987-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0165946U true JPH0165946U (en) | 1989-04-27 |
Family
ID=31443774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987161112U Pending JPH0165946U (en) | 1987-10-21 | 1987-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0165946U (en) |
-
1987
- 1987-10-21 JP JP1987161112U patent/JPH0165946U/ja active Pending
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