EP0178250A3 - Magnetic operating release mechanism for a switch gear with an adjusting device - Google Patents
Magnetic operating release mechanism for a switch gear with an adjusting device Download PDFInfo
- Publication number
- EP0178250A3 EP0178250A3 EP85730125A EP85730125A EP0178250A3 EP 0178250 A3 EP0178250 A3 EP 0178250A3 EP 85730125 A EP85730125 A EP 85730125A EP 85730125 A EP85730125 A EP 85730125A EP 0178250 A3 EP0178250 A3 EP 0178250A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- adjusting device
- release mechanism
- switch gear
- magnetic operating
- operating release
- 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
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
- H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
- H01H71/7463—Adjusting only the electromagnetic mechanism
-
- 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
- H01H71/2472—Electromagnetic mechanisms with rotatable armatures
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/656,230 US4630017A (en) | 1984-10-01 | 1984-10-01 | Magnetic structure for calibrating a circuit breaker |
US656230 | 1984-10-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0178250A2 EP0178250A2 (en) | 1986-04-16 |
EP0178250A3 true EP0178250A3 (en) | 1987-03-11 |
EP0178250B1 EP0178250B1 (en) | 1989-12-20 |
Family
ID=24632186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP85730125A Expired EP0178250B1 (en) | 1984-10-01 | 1985-09-17 | Magnetic operating release mechanism for a switch gear with an adjusting device |
Country Status (5)
Country | Link |
---|---|
US (1) | US4630017A (en) |
EP (1) | EP0178250B1 (en) |
JP (1) | JPS6185745A (en) |
CA (1) | CA1253909A (en) |
DE (1) | DE3574919D1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS636245A (en) * | 1986-06-25 | 1988-01-12 | Toyota Motor Corp | V-type chain belt for power transmission |
US4951015A (en) * | 1989-10-05 | 1990-08-21 | Westinghouse Electric Corp. | Circuit breaker with moving magnetic core for low current magnetic trip |
US9595410B2 (en) | 2015-03-05 | 2017-03-14 | Siemens Industry, Inc. | Circuit breaker including adjustable instantaneous trip level and methods of operating same |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3505623A (en) * | 1968-08-09 | 1970-04-07 | Ite Imperial Corp | Adjustable magnetic trip means for circuit breakers with single adjustment means |
US3775713A (en) * | 1972-11-03 | 1973-11-27 | Westinghouse Electric Corp | Circuit breaker with externally operable means for manual adjustment and manual tripping |
DE2625894B1 (en) * | 1976-06-04 | 1977-08-25 | Siemens Ag | Electromagnetic overcurrent rip for circuit breaker - has armature and core gap adjusted with threaded spindle with two opposite thread sections |
FR2516302A1 (en) * | 1981-11-09 | 1983-05-13 | Telemecanique Electrique | Regulator for operating current of overcurrent relay - uses adjustable core for current coil to alter air gap and thus current required to produce operating force |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3004546A (en) * | 1959-06-02 | 1961-10-17 | Worthington Corp | Electro-pneumatic transducer |
US3244835A (en) * | 1963-05-14 | 1966-04-05 | Zinsco Electrical Products | Magnetic tripped circuit breaker |
US3275959A (en) * | 1964-12-15 | 1966-09-27 | Zinsco Electrical Products | Circuit breaker with externally adjustable tripping mechanism |
US3343109A (en) * | 1965-08-30 | 1967-09-19 | Gen Electric | Circuit breaker assembly |
US3530414A (en) * | 1969-02-26 | 1970-09-22 | Westinghouse Electric Corp | Circuit breaker with improved trip means |
US3815059A (en) * | 1972-12-01 | 1974-06-04 | Westinghouse Electric Corp | Circuit interrupter comprising electromagnetic opening means |
US3783423A (en) * | 1973-01-30 | 1974-01-01 | Westinghouse Electric Corp | Circuit breaker with improved flux transfer magnetic actuator |
JPS5114769B2 (en) * | 1973-07-20 | 1976-05-12 | ||
US3946346A (en) * | 1974-04-29 | 1976-03-23 | Square D Company | Current limiting circuit breaker |
US4088973A (en) * | 1976-04-28 | 1978-05-09 | Gould Inc. | Unitized combination starter |
US4071836A (en) * | 1976-09-07 | 1978-01-31 | Square D Company | Current limiting circuit breaker |
US4267539A (en) * | 1979-08-02 | 1981-05-12 | Heinemann Electric Company | Circuit breaker having a cam for external adjustment of its trip point |
US4346357A (en) * | 1979-12-17 | 1982-08-24 | Gould Inc. | Current-limiting circuit breaker adapter |
US4409573A (en) * | 1981-04-23 | 1983-10-11 | Siemens-Allis, Inc. | Electromagnetically actuated anti-rebound latch |
-
1984
- 1984-10-01 US US06/656,230 patent/US4630017A/en not_active Expired - Lifetime
-
1985
- 1985-08-30 CA CA000489766A patent/CA1253909A/en not_active Expired
- 1985-09-17 EP EP85730125A patent/EP0178250B1/en not_active Expired
- 1985-09-17 DE DE8585730125T patent/DE3574919D1/en not_active Expired - Fee Related
- 1985-09-27 JP JP60214451A patent/JPS6185745A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3505623A (en) * | 1968-08-09 | 1970-04-07 | Ite Imperial Corp | Adjustable magnetic trip means for circuit breakers with single adjustment means |
US3775713A (en) * | 1972-11-03 | 1973-11-27 | Westinghouse Electric Corp | Circuit breaker with externally operable means for manual adjustment and manual tripping |
DE2625894B1 (en) * | 1976-06-04 | 1977-08-25 | Siemens Ag | Electromagnetic overcurrent rip for circuit breaker - has armature and core gap adjusted with threaded spindle with two opposite thread sections |
FR2516302A1 (en) * | 1981-11-09 | 1983-05-13 | Telemecanique Electrique | Regulator for operating current of overcurrent relay - uses adjustable core for current coil to alter air gap and thus current required to produce operating force |
Also Published As
Publication number | Publication date |
---|---|
EP0178250A2 (en) | 1986-04-16 |
DE3574919D1 (en) | 1990-01-25 |
JPS6185745A (en) | 1986-05-01 |
CA1253909A (en) | 1989-05-09 |
EP0178250B1 (en) | 1989-12-20 |
US4630017A (en) | 1986-12-16 |
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