FR1602841A - - Google Patents

Info

Publication number
FR1602841A
FR1602841A FR1602841DA FR1602841A FR 1602841 A FR1602841 A FR 1602841A FR 1602841D A FR1602841D A FR 1602841DA FR 1602841 A FR1602841 A FR 1602841A
Authority
FR
France
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)
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
Application granted granted Critical
Publication of FR1602841A publication Critical patent/FR1602841A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/20—Compensation of mechanisms for stabilising frequency
    • G04B17/22—Compensation of mechanisms for stabilising frequency for the effect of variations of temperature
    • 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
    • G04C3/068—Driving circuits with distinct detecting and driving coils provided with automatic control
    • 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
    • G04C3/069—Driving circuits using a single coil for detection and driving purposes
    • 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
FR1602841D 1968-10-20 1968-12-24 Expired FR1602841A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1573768A CH497736A (en) 1968-10-20 1968-10-20 Electronic circuit arrangement for clocks and other time-keeping devices with a magnet system

Publications (1)

Publication Number Publication Date
FR1602841A true FR1602841A (en) 1971-02-01

Family

ID=4411515

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1602841D Expired FR1602841A (en) 1968-10-20 1968-12-24

Country Status (4)

Country Link
US (1) US3593200A (en)
CH (2) CH497736A (en)
DE (1) DE1947467A1 (en)
FR (1) FR1602841A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3733531A (en) * 1971-12-23 1973-05-15 Kienzle Uhrenfabriken Gmbh Electronic regulating circuit
CH1926271A4 (en) * 1971-12-30 1973-10-15 Reich Joachim Circuit arrangement with self-start and amplitude stabilization for small electronic watches
US4079436A (en) * 1976-06-28 1978-03-14 Facet Enterprises, Inc. 5,000 Hour blocking oscillator for an electromagnetic fuel pump

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2895095A (en) * 1954-11-01 1959-07-14 Gen Motors Corp Electronic d.c. motor
DE1548011A1 (en) * 1964-02-26 1969-08-14 Reich Robert W Voltage and temperature compensation for electronic clocks

Also Published As

Publication number Publication date
DE1947467A1 (en) 1970-04-30
CH497736A (en) 1970-06-30
US3593200A (en) 1971-07-13
CH1573768A4 (en) 1970-06-30

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Legal Events

Date Code Title Description
ST Notification of lapse