JPS4855U - - Google Patents
Info
- Publication number
- JPS4855U JPS4855U JP1972048775U JP4877572U JPS4855U JP S4855 U JPS4855 U JP S4855U JP 1972048775 U JP1972048775 U JP 1972048775U JP 4877572 U JP4877572 U JP 4877572U JP S4855 U JPS4855 U JP S4855U
- Authority
- JP
- Japan
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
- H02H11/006—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/24—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13747571A | 1971-04-26 | 1971-04-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4855U true JPS4855U (https=) | 1973-01-05 |
| JPS5417781Y2 JPS5417781Y2 (https=) | 1979-07-07 |
Family
ID=22477605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1972048775U Expired JPS5417781Y2 (https=) | 1971-04-26 | 1972-04-26 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3740738A (https=) |
| JP (1) | JPS5417781Y2 (https=) |
| CA (1) | CA953407A (https=) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5133541U (https=) * | 1974-08-31 | 1976-03-12 | ||
| JPS5894323A (ja) * | 1981-11-27 | 1983-06-04 | 株式会社日立製作所 | 植物育成方法及び装置 |
| JPH025809A (ja) * | 1988-06-24 | 1990-01-10 | Daikin Ind Ltd | マッシュルーム栽培装置と方法 |
| JPH02100444U (https=) * | 1989-01-26 | 1990-08-09 |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA976614A (en) * | 1972-10-26 | 1975-10-21 | Canadian General Electric Company Limited | Inhibited power supplies |
| US3987240A (en) * | 1974-06-26 | 1976-10-19 | Glentronics/Division Of Sawyer Industries, Inc. | Direct current power system including standby for community antenna television networks |
| US4027202A (en) * | 1975-12-19 | 1977-05-31 | Robertshaw Controls Company | Voltage protection circuit |
| US4352138A (en) * | 1980-11-25 | 1982-09-28 | Mcgraw-Edison Company | Backup trip circuit for a circuit breaker |
| US4348709A (en) * | 1980-12-15 | 1982-09-07 | Mauk Ernest R | Electronic load protection circuit |
| US4356526A (en) * | 1981-05-29 | 1982-10-26 | General Electric Company | Control circuit for resetting drawout circuit breaker UVR solenoid |
| US4631624A (en) * | 1984-11-02 | 1986-12-23 | Square D Company | Time delay undervoltage release |
| US4803434A (en) * | 1988-03-18 | 1989-02-07 | Westinghouse Electric Corp. | Test device for circuit breakers having electronic trip units |
| US4890184A (en) * | 1988-12-30 | 1989-12-26 | Gen Electric | Molded case circuit breaker actuator-accessory unit |
| US4918562A (en) * | 1989-01-30 | 1990-04-17 | Pulizzi Engineering, Inc. | Power controller with voltage-controlled circuit breaker |
| US5051731A (en) * | 1990-01-16 | 1991-09-24 | Guim R | Blown circuit breaker indicator with light emitting diode |
| US6154032A (en) * | 1998-05-29 | 2000-11-28 | Unique Technologies, Llc | Electronic circuit for identifying circuit breaker associated with selected branch circuit |
| BRPI0517519A (pt) * | 2004-10-26 | 2008-10-14 | Technology Res Corp | aparelho para controlar um comutador de interconexão conectando uma fonte de alimentação a uma carga, e, circuito para controlar abertura de um comutador de interconexão conectando uma fonte de alimentação e uma carga |
| US8264810B2 (en) * | 2009-10-01 | 2012-09-11 | Drs Power & Control Technologies, Inc. | Electrically assisted safing of a linear actuator to provide shock tolerance |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3311907A (en) * | 1964-06-08 | 1967-03-28 | Hugh E Teal | Solid state over-voltage and under-voltage detector |
| US3343036A (en) * | 1964-12-17 | 1967-09-19 | Gen Electric | Static undervoltage circuit |
| US3489920A (en) * | 1966-11-15 | 1970-01-13 | American Mach & Foundry | Overvoltage and undervoltage detection circuit means |
| US3551746A (en) * | 1968-01-02 | 1970-12-29 | Westinghouse Electric Corp | Voltage acceptor circuit and overvoltage undervoltage detector for use therein |
| US3590325A (en) * | 1970-03-16 | 1971-06-29 | Westinghouse Electric Corp | Undervoltage detection and energy storage trip current |
-
1971
- 1971-04-26 US US00137475A patent/US3740738A/en not_active Expired - Lifetime
-
1972
- 1972-04-13 CA CA139,569A patent/CA953407A/en not_active Expired
- 1972-04-26 JP JP1972048775U patent/JPS5417781Y2/ja not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5133541U (https=) * | 1974-08-31 | 1976-03-12 | ||
| JPS5894323A (ja) * | 1981-11-27 | 1983-06-04 | 株式会社日立製作所 | 植物育成方法及び装置 |
| JPH025809A (ja) * | 1988-06-24 | 1990-01-10 | Daikin Ind Ltd | マッシュルーム栽培装置と方法 |
| JPH02100444U (https=) * | 1989-01-26 | 1990-08-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| US3740738A (en) | 1973-06-19 |
| JPS5417781Y2 (https=) | 1979-07-07 |
| CA953407A (en) | 1974-08-20 |