FR574494A - Periodic electric switch - Google Patents

Periodic electric switch

Info

Publication number
FR574494A
FR574494A FR574494DA FR574494A FR 574494 A FR574494 A FR 574494A FR 574494D A FR574494D A FR 574494DA FR 574494 A FR574494 A FR 574494A
Authority
FR
France
Prior art keywords
electric switch
periodic electric
periodic
switch
electric
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CONST ELECTR DE LYON ET DU DAU
Original Assignee
CONST ELECTR DE LYON ET DU DAU
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 by CONST ELECTR DE LYON ET DU DAU filed Critical CONST ELECTR DE LYON ET DU DAU
Application granted granted Critical
Publication of FR574494A publication Critical patent/FR574494A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/06—Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts
    • H01H61/066—Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts making use of an extensible wire, rod or strips
FR574494D 1923-12-15 1923-12-15 Periodic electric switch Expired FR574494A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR574494T 1923-12-15

Publications (1)

Publication Number Publication Date
FR574494A true FR574494A (en) 1924-07-11

Family

ID=8952721

Family Applications (1)

Application Number Title Priority Date Filing Date
FR574494D Expired FR574494A (en) 1923-12-15 1923-12-15 Periodic electric switch

Country Status (1)

Country Link
FR (1) FR574494A (en)

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