FR374612A - Système d'horloges électriques - Google Patents

Système d'horloges électriques

Info

Publication number
FR374612A
FR374612A FR374612DA FR374612A FR 374612 A FR374612 A FR 374612A FR 374612D A FR374612D A FR 374612DA FR 374612 A FR374612 A FR 374612A
Authority
FR
France
Prior art keywords
clock system
electric clock
electric
clock
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
English (en)
Inventor
Marshall Kelly
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR374612A publication Critical patent/FR374612A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by master-clocks
    • G04C13/02—Circuit arrangements; Electric clock installations
    • G04C13/04—Master-clocks
    • G04C13/0463—Arrangements for generating normal driving pulses
    • G04C13/0472—Arrangements for generating normal driving pulses by starting an independent mechanical driving devices, e.g. motor controlling the contacts
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by master-clocks
    • G04C13/08—Slave-clocks actuated intermittently
    • G04C13/10—Slave-clocks actuated intermittently by electromechanical step advancing mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR374612D 1907-02-13 1907-02-13 Système d'horloges électriques Expired FR374612A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR374612T 1907-02-13

Publications (1)

Publication Number Publication Date
FR374612A true FR374612A (fr) 1907-06-18

Family

ID=1421237

Family Applications (1)

Application Number Title Priority Date Filing Date
FR374612D Expired FR374612A (fr) 1907-02-13 1907-02-13 Système d'horloges électriques

Country Status (1)

Country Link
FR (1) FR374612A (fr)

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