FR1154447A - Improvements to electrical circuit breakers - Google Patents

Improvements to electrical circuit breakers

Info

Publication number
FR1154447A
FR1154447A FR1154447DA FR1154447A FR 1154447 A FR1154447 A FR 1154447A FR 1154447D A FR1154447D A FR 1154447DA FR 1154447 A FR1154447 A FR 1154447A
Authority
FR
France
Prior art keywords
electrical circuit
circuit breakers
breakers
electrical
circuit
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
Charles-Franco Is-Em Maupas
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 FR1154447A publication Critical patent/FR1154447A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
    • 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
    • H01H71/42—Induction-motor, induced-current, or electrodynamic release mechanisms
    • H01H71/43—Electrodynamic release mechanisms
FR1154447D 1956-05-02 1956-05-02 Improvements to electrical circuit breakers Expired FR1154447A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1154447T 1956-05-02

Publications (1)

Publication Number Publication Date
FR1154447A true FR1154447A (en) 1958-04-10

Family

ID=9649230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1154447D Expired FR1154447A (en) 1956-05-02 1956-05-02 Improvements to electrical circuit breakers

Country Status (1)

Country Link
FR (1) FR1154447A (en)

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