IT1050583B - Dispositivo di spostamento rapido di un contatto elettrico - Google Patents

Dispositivo di spostamento rapido di un contatto elettrico

Info

Publication number
IT1050583B
IT1050583B IT6881175A IT6881175A IT1050583B IT 1050583 B IT1050583 B IT 1050583B IT 6881175 A IT6881175 A IT 6881175A IT 6881175 A IT6881175 A IT 6881175A IT 1050583 B IT1050583 B IT 1050583B
Authority
IT
Italy
Prior art keywords
electric contact
displacement device
quick displacement
quick
electric
Prior art date
Application number
IT6881175A
Other languages
English (en)
Original Assignee
Merlin Gerin
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
Priority claimed from FR7424460A external-priority patent/FR2278146A2/fr
Application filed by Merlin Gerin filed Critical Merlin Gerin
Application granted granted Critical
Publication of IT1050583B publication Critical patent/IT1050583B/it

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
    • H01H73/02—Details
    • H01H73/04—Contacts
    • H01H73/045—Bridging contacts
    • 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
    • H01H77/107—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 characterised by the blow-off force generating means, e.g. current loops
    • H01H77/108—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 characterised by the blow-off force generating means, e.g. current loops comprising magnetisable elements, e.g. flux concentrator, linear slot motor

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
IT6881175A 1974-07-12 1975-07-11 Dispositivo di spostamento rapido di un contatto elettrico IT1050583B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424460A FR2278146A2 (fr) 1972-05-26 1974-07-12 Dispositif de deplacement rapide d'un contact electrique

Publications (1)

Publication Number Publication Date
IT1050583B true IT1050583B (it) 1981-03-20

Family

ID=9141254

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6881175A IT1050583B (it) 1974-07-12 1975-07-11 Dispositivo di spostamento rapido di un contatto elettrico

Country Status (3)

Country Link
JP (1) JPS5848981B2 (it)
CH (1) CH604364A5 (it)
IT (1) IT1050583B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2251887B1 (en) * 2009-05-15 2016-03-16 Abb Ag Electromagnetic trip device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT986358B (it) * 1972-05-26 1975-01-30 Merlin Gerin Dispositivo di spostamento rapido di un contatto elettric

Also Published As

Publication number Publication date
JPS5848981B2 (ja) 1983-11-01
JPS5131874A (ja) 1976-03-18
CH604364A5 (en) 1978-09-15

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