JPS5222951A - Alarm device for overload - Google Patents
Alarm device for overloadInfo
- Publication number
- JPS5222951A JPS5222951A JP9918375A JP9918375A JPS5222951A JP S5222951 A JPS5222951 A JP S5222951A JP 9918375 A JP9918375 A JP 9918375A JP 9918375 A JP9918375 A JP 9918375A JP S5222951 A JPS5222951 A JP S5222951A
- Authority
- JP
- Japan
- Prior art keywords
- load
- overload
- alarm device
- permanent magnet
- alarm
- 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.)
- Granted
Links
Abstract
PURPOSE: To provide a device for recording only the number of thnes of overstatic loads, which is disigned to generate an alarm when a load applied to an electric hoist etc. exceeds a load rating, by permitting a sielding plate to move, in accordance with the load, between two sets of load switches equipped with a permanent magnet and another permanent magnet.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9918375A JPS5222951A (en) | 1975-08-14 | 1975-08-14 | Alarm device for overload |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9918375A JPS5222951A (en) | 1975-08-14 | 1975-08-14 | Alarm device for overload |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5222951A true JPS5222951A (en) | 1977-02-21 |
JPS5519485B2 JPS5519485B2 (en) | 1980-05-27 |
Family
ID=14240528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9918375A Granted JPS5222951A (en) | 1975-08-14 | 1975-08-14 | Alarm device for overload |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5222951A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4483809A (en) * | 1982-01-14 | 1984-11-20 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Process for preparing polyolefin foam |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4814265U (en) * | 1971-06-26 | 1973-02-17 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4814265B1 (en) * | 1968-10-31 | 1973-05-04 |
-
1975
- 1975-08-14 JP JP9918375A patent/JPS5222951A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4814265U (en) * | 1971-06-26 | 1973-02-17 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4483809A (en) * | 1982-01-14 | 1984-11-20 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Process for preparing polyolefin foam |
Also Published As
Publication number | Publication date |
---|---|
JPS5519485B2 (en) | 1980-05-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU504974B2 (en) | Circuit breaker improved trip actuator and undervoltage | |
ZA765324B (en) | An improvement in or relating to circuit breaker with improved single coil actuator and undervoltage release mechaniwm | |
JPS52121252A (en) | Overload preventing apparatus for winding machine | |
JPS5222951A (en) | Alarm device for overload | |
AU1663776A (en) | Integral Magnetic Trip and Latch fora Circuit Interrupter | |
JPS51121153A (en) | Overloading protection system for static inverter | |
JPS5233055A (en) | Switching method of power source | |
JPS5317944A (en) | Earthquake-proof enclosed switchboard | |
JPS53142709A (en) | Device of arranging stringing | |
JPS5225355A (en) | Aparatus for lmiting maximum load experted on cranes | |
JPS5217762A (en) | Monitoring circuit of operating relays condition | |
JPS527552A (en) | System for preventing overloading of crane | |
JPS527553A (en) | System for preventing overloading of crane | |
JPS5357655A (en) | Electric hoist | |
JPS529253A (en) | System for preventing overload of a crane | |
JPS5233053A (en) | Transformer protection relay device | |
JPS5314247A (en) | Magnetic switch for starter | |
JPS5393326A (en) | Stationary induction device coil | |
JPS531845A (en) | Digital protective relay | |
JPS5337371A (en) | Switch circuit | |
JPS5210042A (en) | Level transforming circuit | |
JPS51138816A (en) | Control circuit of squirrel-cage induction motor | |
JPS529254A (en) | System for preventing overload of a crane | |
JPS51146878A (en) | Detected torque modifying system in electric dinamometer | |
JPS51130853A (en) | Voltage limit circuit |