IT1050582B - QUICK DISPLACEMENT DEVICE OF AN ELECTRIC CONTACT - Google Patents

QUICK DISPLACEMENT DEVICE OF AN ELECTRIC CONTACT

Info

Publication number
IT1050582B
IT1050582B IT6881075A IT6881075A IT1050582B IT 1050582 B IT1050582 B IT 1050582B IT 6881075 A IT6881075 A IT 6881075A IT 6881075 A IT6881075 A IT 6881075A IT 1050582 B IT1050582 B IT 1050582B
Authority
IT
Italy
Prior art keywords
electric contact
displacement device
quick displacement
quick
electric
Prior art date
Application number
IT6881075A
Other languages
Italian (it)
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 FR7424461A external-priority patent/FR2278147A2/en
Application filed by Merlin Gerin filed Critical Merlin Gerin
Application granted granted Critical
Publication of IT1050582B publication Critical patent/IT1050582B/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
    • H01H73/02—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
IT6881075A 1974-07-12 1975-07-11 QUICK DISPLACEMENT DEVICE OF AN ELECTRIC CONTACT IT1050582B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424461A FR2278147A2 (en) 1972-05-26 1974-07-12 DEVICE FOR QUICK MOVEMENT OF AN ELECTRICAL CONTACT

Publications (1)

Publication Number Publication Date
IT1050582B true IT1050582B (en) 1981-03-20

Family

ID=9141255

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6881075A IT1050582B (en) 1974-07-12 1975-07-11 QUICK DISPLACEMENT DEVICE OF AN ELECTRIC CONTACT

Country Status (2)

Country Link
GB (1) GB1503822A (en)
IT (1) IT1050582B (en)

Also Published As

Publication number Publication date
GB1503822A (en) 1978-03-15

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