CA1020992A - Electric circuit breaker with electromagnetic and thermal trip means - Google Patents

Electric circuit breaker with electromagnetic and thermal trip means

Info

Publication number
CA1020992A
CA1020992A CA220,289A CA220289A CA1020992A CA 1020992 A CA1020992 A CA 1020992A CA 220289 A CA220289 A CA 220289A CA 1020992 A CA1020992 A CA 1020992A
Authority
CA
Canada
Prior art keywords
electromagnetic
circuit breaker
electric circuit
trip means
thermal trip
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.)
Expired
Application number
CA220,289A
Other languages
English (en)
Inventor
Edward Coleman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ottermill Ltd
Original Assignee
Ottermill Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ottermill Ltd filed Critical Ottermill Ltd
Application granted granted Critical
Publication of CA1020992A publication Critical patent/CA1020992A/en
Expired legal-status Critical Current

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
    • H01H71/40—Combined electrothermal and electromagnetic mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
CA220,289A 1974-02-27 1975-02-17 Electric circuit breaker with electromagnetic and thermal trip means Expired CA1020992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB882574A GB1459298A (en) 1974-02-27 1974-02-27 Electric circuit breakers

Publications (1)

Publication Number Publication Date
CA1020992A true CA1020992A (en) 1977-11-15

Family

ID=9859950

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220,289A Expired CA1020992A (en) 1974-02-27 1975-02-17 Electric circuit breaker with electromagnetic and thermal trip means

Country Status (9)

Country Link
JP (2) JPS50119973A (de)
AR (1) AR204737A1 (de)
BR (1) BR7501135A (de)
CA (1) CA1020992A (de)
ES (1) ES435061A1 (de)
FR (1) FR2262396A1 (de)
GB (1) GB1459298A (de)
IT (1) IT1033245B (de)
ZA (1) ZA75860B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2585877B1 (fr) * 1985-07-31 1987-10-23 Merlin Gerin Declencheur magnetothermique associe au mecanisme d'un disjoncteur miniature a boitier isolant
US4714907A (en) * 1985-07-31 1987-12-22 Merlin Gerin Miniature electrical circuit breaker with multiple moving contacts and thermomagnetic trip release
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4117942Y1 (de) * 1964-06-16 1966-08-20
JPS4430032Y1 (de) * 1965-12-09 1969-12-11

Also Published As

Publication number Publication date
JPS50119973A (de) 1975-09-19
JPS5424285Y2 (de) 1979-08-17
AR204737A1 (es) 1976-02-27
JPS5452068U (de) 1979-04-11
ZA75860B (en) 1976-01-28
FR2262396A1 (de) 1975-09-19
BR7501135A (pt) 1975-12-02
ES435061A1 (es) 1976-12-16
AU7841675A (en) 1976-08-26
GB1459298A (en) 1976-12-22
IT1033245B (it) 1979-07-10

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