FR1490763A - Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece - Google Patents

Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece

Info

Publication number
FR1490763A
FR1490763A FR70557A FR70557A FR1490763A FR 1490763 A FR1490763 A FR 1490763A FR 70557 A FR70557 A FR 70557A FR 70557 A FR70557 A FR 70557A FR 1490763 A FR1490763 A FR 1490763A
Authority
FR
France
Prior art keywords
timepiece
stabilizing
oscillation frequency
mechanical oscillator
oscillator
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
FR70557A
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.)
Movado Watch Co SA
Manufacture des Montres Universal Perret Freres SA
Original Assignee
Manufacture des Montres Universal Perret Freres SA
Fabriques Movado
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 Manufacture des Montres Universal Perret Freres SA, Fabriques Movado filed Critical Manufacture des Montres Universal Perret Freres SA
Priority to FR70557A priority Critical patent/FR1490763A/en
Application granted granted Critical
Publication of FR1490763A publication Critical patent/FR1490763A/en
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
    • G04C3/08—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
    • G04C3/101—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 constructional details
    • G04C3/107—Controlling frequency or amplitude of the oscillating system
FR70557A 1966-07-22 1966-07-22 Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece Expired FR1490763A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR70557A FR1490763A (en) 1966-07-22 1966-07-22 Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR70557A FR1490763A (en) 1966-07-22 1966-07-22 Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece

Publications (1)

Publication Number Publication Date
FR1490763A true FR1490763A (en) 1967-08-04

Family

ID=8613932

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70557A Expired FR1490763A (en) 1966-07-22 1966-07-22 Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece

Country Status (1)

Country Link
FR (1) FR1490763A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3528308A (en) * 1967-06-27 1970-09-15 Movado Montres Mechanical resonator of rotation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3528308A (en) * 1967-06-27 1970-09-15 Movado Montres Mechanical resonator of rotation

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