CH702968A4 - SERVICE CIRCUIT FOR THE RESONATOR OF A WATCHMAKING MOVEMENT - Google Patents

SERVICE CIRCUIT FOR THE RESONATOR OF A WATCHMAKING MOVEMENT

Info

Publication number
CH702968A4
CH702968A4 CH702968D CH702968DD CH702968A4 CH 702968 A4 CH702968 A4 CH 702968A4 CH 702968 D CH702968 D CH 702968D CH 702968D D CH702968D D CH 702968DD CH 702968 A4 CH702968 A4 CH 702968A4
Authority
CH
Switzerland
Prior art keywords
resonator
service circuit
watchmaking movement
watchmaking
movement
Prior art date
Application number
CH702968D
Other languages
French (fr)
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
Publication of CH702968A4 publication Critical patent/CH702968A4/en

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
    • 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
    • G04C3/08—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/108—Driving circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
CH702968D 1968-05-10 1968-05-10 SERVICE CIRCUIT FOR THE RESONATOR OF A WATCHMAKING MOVEMENT CH702968A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH702968A CH543116A (en) 1968-05-10 1968-05-10 Maintenance circuit of the resonator of a clockwork movement

Publications (1)

Publication Number Publication Date
CH702968A4 true CH702968A4 (en) 1973-06-29

Family

ID=4318808

Family Applications (2)

Application Number Title Priority Date Filing Date
CH702968A CH543116A (en) 1968-05-10 1968-05-10 Maintenance circuit of the resonator of a clockwork movement
CH702968D CH702968A4 (en) 1968-05-10 1968-05-10 SERVICE CIRCUIT FOR THE RESONATOR OF A WATCHMAKING MOVEMENT

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH702968A CH543116A (en) 1968-05-10 1968-05-10 Maintenance circuit of the resonator of a clockwork movement

Country Status (1)

Country Link
CH (2) CH543116A (en)

Also Published As

Publication number Publication date
CH543116A (en) 1973-06-29

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