FR1028534A - Automatic electric current cut-off device - Google Patents

Automatic electric current cut-off device

Info

Publication number
FR1028534A
FR1028534A FR1028534DA FR1028534A FR 1028534 A FR1028534 A FR 1028534A FR 1028534D A FR1028534D A FR 1028534DA FR 1028534 A FR1028534 A FR 1028534A
Authority
FR
France
Prior art keywords
electric current
automatic electric
current cut
cut
automatic
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
Hermann Heidenwolf
Hubert Naimer
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 FR1028534A publication Critical patent/FR1028534A/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
    • H01H71/14—Electrothermal mechanisms
    • H01H71/142—Electrothermal mechanisms actuated due to change of magnetic permeability
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/36—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release
    • H01H73/44—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release reset by push-button, pull-knob or slide

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
  • Breakers (AREA)
FR1028534D 1949-11-28 1950-11-28 Automatic electric current cut-off device Expired FR1028534A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT288006X 1949-11-28

Publications (1)

Publication Number Publication Date
FR1028534A true FR1028534A (en) 1953-05-26

Family

ID=3670880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1028534D Expired FR1028534A (en) 1949-11-28 1950-11-28 Automatic electric current cut-off device

Country Status (6)

Country Link
BE (1) BE499632A (en)
CH (1) CH288006A (en)
DE (1) DE882585C (en)
FR (1) FR1028534A (en)
GB (1) GB689513A (en)
NL (1) NL157526C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150156A2 (en) * 1984-01-23 1985-07-31 Cooper Power Systems, Inc. Trip assembly for a circuit breaker

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1121188B (en) * 1959-06-20 1962-01-04 Sursum Elek Zitaets Ges Leyhau Device for protection against electrical overcurrents
DE1216410B (en) * 1962-12-11 1966-05-12 Continental Elektro Ind Ag Switch with thermomagnetic release
US4567456A (en) * 1983-06-13 1986-01-28 Technology Research Corporation Resettable circuit closing device
DE102008051939A1 (en) 2008-10-16 2010-04-22 Siemens Aktiengesellschaft Release mechanism for electrical installation apparatus i.e. line circuit breaker, has ferromagnetic body holding armature in predetermined position, where current flows through body when current of intensity flows through current coil

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2255638A (en) * 1940-01-24 1941-09-09 Westinghouse Electric & Mfg Co Overload relay

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150156A2 (en) * 1984-01-23 1985-07-31 Cooper Power Systems, Inc. Trip assembly for a circuit breaker
EP0150156A3 (en) * 1984-01-23 1987-01-21 Rte Corporation Trip assembly for a circuit breaker

Also Published As

Publication number Publication date
CH288006A (en) 1952-12-31
GB689513A (en) 1953-04-01
BE499632A (en)
NL157526C (en)
DE882585C (en) 1953-07-09

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