FR531309A - Improvements in electrical circuit switches and similar devices - Google Patents

Improvements in electrical circuit switches and similar devices

Info

Publication number
FR531309A
FR531309A FR531309DA FR531309A FR 531309 A FR531309 A FR 531309A FR 531309D A FR531309D A FR 531309DA FR 531309 A FR531309 A FR 531309A
Authority
FR
France
Prior art keywords
electrical circuit
similar devices
circuit switches
switches
similar
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
Other languages
French (fr)
Inventor
Robert Alexander Raveau Bolton
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 filed Critical
Application granted granted Critical
Publication of FR531309A publication Critical patent/FR531309A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Breakers (AREA)
FR531309D 1920-04-13 1921-02-24 Improvements in electrical circuit switches and similar devices Expired FR531309A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1023220A GB165563A (en) 1920-04-13 1920-04-13 Improvements in electric overload circuit breakers

Publications (1)

Publication Number Publication Date
FR531309A true FR531309A (en) 1922-01-11

Family

ID=9964042

Family Applications (1)

Application Number Title Priority Date Filing Date
FR531309D Expired FR531309A (en) 1920-04-13 1921-02-24 Improvements in electrical circuit switches and similar devices

Country Status (2)

Country Link
FR (1) FR531309A (en)
GB (1) GB165563A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262940A2 (en) * 1986-09-30 1988-04-06 Eaton Corporation Circuit breaker with fast trip unit

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2821595A (en) * 1954-01-08 1958-01-28 Ite Circuit Breaker Ltd Electromagnetic delatching means
US3068379A (en) * 1957-04-11 1962-12-11 Fed Pacific Electric Co Circuit protective apparatus
DE1107330B (en) * 1958-08-13 1961-05-25 Calor Emag Elektrizitaets Ag Electrical switch for the automatic interruption of overcurrent and short-circuit currents
US3012118A (en) * 1958-10-29 1961-12-05 Ite Circuit Breaker Ltd Current limiting circuit breaker
US3164700A (en) * 1959-04-13 1965-01-05 Ite Circuit Breaker Ltd Current limiting circuit breaker with improved auxiliary toggle mechanism
DE1116782B (en) * 1959-12-07 1961-11-09 Licentia Gmbh Circuit breaker
DE1127452B (en) * 1960-02-16 1962-04-12 Elektro App Werke J W Stalin V Electrical overcurrent circuit breaker
DE1127453B (en) * 1960-03-24 1962-04-12 Elektro App Werke J W Stalin V Electrodynamic system for actuating the switching contacts of an electrical switch, in particular a circuit breaker
US3127488A (en) * 1960-07-18 1964-03-31 Ite Circuit Breaker Ltd Current limiting circuit breaker having both contacts movable
DE1128007B (en) * 1961-03-04 1962-04-19 Continental Elektro Ind Ag Circuit breaker
DE1588430A1 (en) * 1967-04-01 1970-05-21 Licentia Gmbh Circuit breaker for direct current systems
US3815059A (en) * 1972-12-01 1974-06-04 Westinghouse Electric Corp Circuit interrupter comprising electromagnetic opening means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262940A2 (en) * 1986-09-30 1988-04-06 Eaton Corporation Circuit breaker with fast trip unit
EP0262940A3 (en) * 1986-09-30 1988-11-02 Westinghouse Electric Corporation Circuit breaker with fast trip unit

Also Published As

Publication number Publication date
GB165563A (en) 1921-07-07

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