BE740593A - - Google Patents
Info
- Publication number
- BE740593A BE740593A BE740593DA BE740593A BE 740593 A BE740593 A BE 740593A BE 740593D A BE740593D A BE 740593DA BE 740593 A BE740593 A BE 740593A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
- H01H71/32—Electromagnetic mechanisms having permanently magnetised part
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1072—Release mechanisms which are reset by opening movement of contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
- H01H71/32—Electromagnetic mechanisms having permanently magnetised part
- H01H71/321—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US77023668A | 1968-10-24 | 1968-10-24 | |
| US77030568A | 1968-10-24 | 1968-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE740593A true BE740593A (en) | 1970-04-01 |
Family
ID=27118289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE740593D BE740593A (en) | 1968-10-24 | 1969-10-21 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US3544932A (en) |
| BE (1) | BE740593A (en) |
| BR (1) | BR6913626D0 (en) |
| ES (1) | ES372811A1 (en) |
| FR (1) | FR2021495A1 (en) |
| GB (1) | GB1282155A (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1322452A (en) * | 1970-09-11 | 1973-07-04 | Electrical Protection Co Ltd | Circuit breakers |
| US3760307A (en) * | 1972-05-10 | 1973-09-18 | Westinghouse Electric Corp | Circuit breaker with overcurrent trip switch |
| US3750059A (en) * | 1972-07-31 | 1973-07-31 | Westinghouse Electric Corp | Circuit interrupting apparatus |
| US3783422A (en) * | 1972-09-25 | 1974-01-01 | Westinghouse Electric Corp | Circuit breaker tripping device operable from a low energy tripping signal |
| US3783423A (en) * | 1973-01-30 | 1974-01-01 | Westinghouse Electric Corp | Circuit breaker with improved flux transfer magnetic actuator |
| US4587390A (en) * | 1985-01-07 | 1986-05-06 | Golden Gate Switchboard Co. | Vacuum circuit breaker |
| US4766270A (en) * | 1985-07-12 | 1988-08-23 | Square D Company | Limited force interlock mechanism |
| US4677269A (en) * | 1985-07-12 | 1987-06-30 | Square D Company | Isolation switch having a locking bail arm |
| US5192934A (en) * | 1991-11-06 | 1993-03-09 | Westinghouse Electric Corp. | Circuit breaker having a trip actuator |
| GB2294811B (en) * | 1994-11-02 | 1999-01-27 | Gen Electric | Electronic trip unit conversion kit for high ampere-rated circuit breakers |
| US5548261A (en) * | 1995-03-03 | 1996-08-20 | Eaton Corporation | Trip device for a circuit breaker |
| US10535484B2 (en) * | 2017-11-29 | 2020-01-14 | Schneider Electric USA, Inc. | Noncontact solenoid for miniature circuit breakers with a movable frame and magnetic coupling |
| CN108054061B (en) * | 2018-01-18 | 2023-11-24 | 温州奥来电器有限公司 | Leakage mechanism of leakage circuit breaker |
| CN116852350B (en) * | 2023-06-09 | 2024-02-13 | 中煤陕西榆林能源化工有限公司 | Control method and control device for switching operation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2278971A (en) * | 1938-12-31 | 1942-04-07 | Gen Electric | Electromagnetic apparatus |
| US2840663A (en) * | 1954-05-05 | 1958-06-24 | Westinghouse Electric Corp | Circuit breaker |
| US3072765A (en) * | 1960-07-06 | 1963-01-08 | Westinghouse Electric Corp | Circuit breaker |
| US3070730A (en) * | 1960-08-22 | 1962-12-25 | Bendix Corp | Three-position latching solenoid actuator |
| US3202886A (en) * | 1962-01-11 | 1965-08-24 | Bulova Watch Co Inc | Bistable solenoid |
-
1968
- 1968-10-24 US US770305A patent/US3544932A/en not_active Expired - Lifetime
- 1968-10-24 US US770236A patent/US3544931A/en not_active Expired - Lifetime
-
1969
- 1969-10-08 GB GB49472/69A patent/GB1282155A/en not_active Expired
- 1969-10-21 BE BE740593D patent/BE740593A/xx unknown
- 1969-10-23 ES ES372811A patent/ES372811A1/en not_active Expired
- 1969-10-24 BR BR213626/69A patent/BR6913626D0/en unknown
- 1969-10-24 FR FR6936572A patent/FR2021495A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US3544931A (en) | 1970-12-01 |
| US3544932A (en) | 1970-12-01 |
| GB1282155A (en) | 1972-07-19 |
| FR2021495A1 (en) | 1970-07-24 |
| ES372811A1 (en) | 1972-02-16 |
| BR6913626D0 (en) | 1973-01-04 |