BE502971A - - Google Patents

Info

Publication number
BE502971A
BE502971A BE502971DA BE502971A BE 502971 A BE502971 A BE 502971A BE 502971D A BE502971D A BE 502971DA BE 502971 A BE502971 A BE 502971A
Authority
BE
Belgium
Application number
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.)
Publication of BE502971A publication Critical patent/BE502971A/xx
Priority claimed from GB706452A external-priority patent/GB721300A/en

Links

Classifications

    • 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
    • H01H73/48—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 both electrothermal and electromagnetic automatic release
    • H01H73/50—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 both electrothermal and electromagnetic automatic release reset by lever
    • 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
    • H01H73/48—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 both electrothermal and electromagnetic automatic release
    • H01H73/56—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 both electrothermal and electromagnetic automatic release reset by push-button, pull-knob or slide

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Electromagnets (AREA)
BE502971D 1951-09-28 BE502971A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2721241X 1951-09-28
GB706452A GB721300A (en) 1952-03-19 1952-03-19 Improvements in automatic electric switches having overload release means

Publications (1)

Publication Number Publication Date
BE502971A true BE502971A (en)

Family

ID=32299375

Family Applications (2)

Application Number Title Priority Date Filing Date
BE510864D BE510864A (en) 1951-09-28
BE502971D BE502971A (en) 1951-09-28

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE510864D BE510864A (en) 1951-09-28

Country Status (6)

Country Link
US (1) US2721241A (en)
BE (2) BE502971A (en)
CH (2) CH292221A (en)
FR (2) FR1046582A (en)
GB (1) GB722615A (en)
NL (1) NL83752C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1072713B (en) * 1960-01-07 VEB Elektroinstallation Annaberg, Annaberg-Buchhol'z (Erzgeb.) Small self switch
DE1052532B (en) * 1954-07-13 1959-03-12 Siemens Ag Small auto switch with cover cap
US3688234A (en) * 1970-04-27 1972-08-29 Matsushita Electric Works Ltd Push button type circuit protector
FR2516304A1 (en) * 1981-11-09 1983-05-13 Telemecanique Electrique MECHANICAL CONTROL SWITCH AND AUTOMATIC OPENING

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456945A (en) * 1944-05-16 1948-12-21 Westinghouse Electric Corp Relay
US2573306A (en) * 1948-08-11 1951-10-30 Gen Electric Electric circuit breaker
US2494868A (en) * 1948-09-14 1950-01-17 Trumbull Electric Mfg Co Circuit breaker

Also Published As

Publication number Publication date
FR1046582A (en) 1953-12-08
GB722615A (en) 1955-01-26
NL83752C (en)
CH292221A (en) 1953-07-31
CH307222A (en) 1955-05-15
US2721241A (en) 1955-10-18
FR62685E (en) 1955-06-16
BE510864A (en)

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