FR1405418A - Perfectionnements apportés aux mouvements d'horlogerie électriques - Google Patents

Perfectionnements apportés aux mouvements d'horlogerie électriques

Info

Publication number
FR1405418A
FR1405418A FR964647A FR964647A FR1405418A FR 1405418 A FR1405418 A FR 1405418A FR 964647 A FR964647 A FR 964647A FR 964647 A FR964647 A FR 964647A FR 1405418 A FR1405418 A FR 1405418A
Authority
FR
France
Prior art keywords
improvements made
watch movements
electric watch
electric
movements
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
FR964647A
Other languages
English (en)
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.)
ED Jaeger SA
Original Assignee
ED Jaeger SA
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 ED Jaeger SA filed Critical ED Jaeger SA
Priority to FR964647A priority Critical patent/FR1405418A/fr
Application granted granted Critical
Publication of FR1405418A publication Critical patent/FR1405418A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
    • G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
    • G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
    • G04C3/067—Driving circuits with distinct detecting and driving coils

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR964647A 1964-02-21 1964-02-21 Perfectionnements apportés aux mouvements d'horlogerie électriques Expired FR1405418A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR964647A FR1405418A (fr) 1964-02-21 1964-02-21 Perfectionnements apportés aux mouvements d'horlogerie électriques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR964647A FR1405418A (fr) 1964-02-21 1964-02-21 Perfectionnements apportés aux mouvements d'horlogerie électriques

Publications (1)

Publication Number Publication Date
FR1405418A true FR1405418A (fr) 1965-07-09

Family

ID=8823723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR964647A Expired FR1405418A (fr) 1964-02-21 1964-02-21 Perfectionnements apportés aux mouvements d'horlogerie électriques

Country Status (1)

Country Link
FR (1) FR1405418A (fr)

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