JPS5843122U - Work equipment control circuit - Google Patents
Work equipment control circuitInfo
- Publication number
- JPS5843122U JPS5843122U JP13718181U JP13718181U JPS5843122U JP S5843122 U JPS5843122 U JP S5843122U JP 13718181 U JP13718181 U JP 13718181U JP 13718181 U JP13718181 U JP 13718181U JP S5843122 U JPS5843122 U JP S5843122U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- equipment control
- work equipment
- electromagnetic clutch
- working 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
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Protection Of Generators And Motors (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薗はトンネル掘進機を示す正断面図、第2図は同じ
く偏手断面図、第3図は従来のトンネル掘進機の制御回
路を示す図、第4図はこの考案に係るトンネル掘進機の
制御回路を示す図である。
2・・・・・・電動機、3・・・・・・電磁クラッチ、
5・・・・・・カッタ、10・・・・・・電磁接触器、
11・・・・・・過電流検出器、11b・・・・・・接
点、13・・・・・・起動スイッチ、14・・・・・・
停止スイッチ、17・・間クラッチ投入スイッチ、18
・・・・・・クラッチ開放スイッチ、19・・・・・・
電磁接触器、23・・・・・・タイマ、23b・・・・
・・接点。The first section is a front cross-sectional view showing the tunnel excavating machine, the second figure is also an eccentric cross-sectional view, the third figure is a diagram showing the control circuit of a conventional tunnel excavating machine, and the fourth figure is a tunnel excavating machine according to this invention. It is a figure showing the control circuit of. 2... Electric motor, 3... Electromagnetic clutch,
5...Cutter, 10...Magnetic contactor,
11...Overcurrent detector, 11b...Contact, 13...Start switch, 14...
Stop switch, 17...Clutch engagement switch, 18
...Clutch release switch, 19...
Electromagnetic contactor, 23...Timer, 23b...
··contact.
Claims (1)
流が流れたときその電動機の電源を遮断する過電流検出
器を有する作業装置の制御回路において、上記電磁クラ
ッチが投入されてから所定時間作動するタイマの接点を
、上記過電流検出器の接点と並列に設けたことを特徴と
する作業装置の制御回路。In a control circuit for a working device that has an overcurrent detector that cuts off power to the electric motor connected to the working device via an electromagnetic clutch when an overcurrent flows through the electric motor, the electromagnetic clutch is activated for a predetermined period of time after the electromagnetic clutch is engaged. A control circuit for a working device, characterized in that a timer contact is provided in parallel with a contact of the overcurrent detector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13718181U JPS5843122U (en) | 1981-09-17 | 1981-09-17 | Work equipment control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13718181U JPS5843122U (en) | 1981-09-17 | 1981-09-17 | Work equipment control circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5843122U true JPS5843122U (en) | 1983-03-23 |
Family
ID=29930473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13718181U Pending JPS5843122U (en) | 1981-09-17 | 1981-09-17 | Work equipment control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5843122U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0350702U (en) * | 1989-09-21 | 1991-05-17 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5555490A (en) * | 1978-10-20 | 1980-04-23 | Hitachi Ltd | Memory control system |
JPS5674761A (en) * | 1979-11-22 | 1981-06-20 | Hitachi Ltd | Information processor |
-
1981
- 1981-09-17 JP JP13718181U patent/JPS5843122U/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5555490A (en) * | 1978-10-20 | 1980-04-23 | Hitachi Ltd | Memory control system |
JPS5674761A (en) * | 1979-11-22 | 1981-06-20 | Hitachi Ltd | Information processor |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0350702U (en) * | 1989-09-21 | 1991-05-17 |
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