FR1582329A - - Google Patents

Info

Publication number
FR1582329A
FR1582329A FR1582329DA FR1582329A FR 1582329 A FR1582329 A FR 1582329A FR 1582329D A FR1582329D A FR 1582329DA FR 1582329 A FR1582329 A FR 1582329A
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 FR1582329A publication Critical patent/FR1582329A/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
    • 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
    • G04C3/04—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Metallurgy (AREA)
  • Electric Clocks (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
FR1582329D 1968-02-23 1968-09-19 Expired FR1582329A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH292068A CH482239A (de) 1968-02-23 1968-02-23 Elektronische Antriebsschaltung in einem Zeitmessgerät, insbesondere zum Antreiben des Räderwerkes

Publications (1)

Publication Number Publication Date
FR1582329A true FR1582329A (de) 1969-09-26

Family

ID=4244582

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1582329D Expired FR1582329A (de) 1968-02-23 1968-09-19

Country Status (4)

Country Link
US (1) US3518515A (de)
CH (2) CH292068A4 (de)
FR (1) FR1582329A (de)
GB (1) GB1217875A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2083691A1 (de) * 1970-03-31 1971-12-17 Suwa Seikosha Kk

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806743A (en) * 1970-02-09 1974-04-23 Omega Brandt & Freres Sa Louis Oscillating harological motor
US3803829A (en) * 1970-03-31 1974-04-16 Suwa Seikosha Kk Coil structure for electric watches

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124731A (en) * 1964-03-10 Electronic time pieces
US2909732A (en) * 1954-11-06 1959-10-20 Philips Corp Device for maintaining mechanical oscillations
US3002138A (en) * 1958-06-24 1961-09-26 Gen Time Corp Electrically powered oscillatory balance
US3002139A (en) * 1958-07-02 1961-09-26 Gen Time Corp Electrically powered balance mechanism
US3010075A (en) * 1958-09-10 1961-11-21 Hamilton Watch Co Electric watch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2083691A1 (de) * 1970-03-31 1971-12-17 Suwa Seikosha Kk

Also Published As

Publication number Publication date
CH482239A (de) 1969-07-15
GB1217875A (en) 1970-12-31
CH292068A4 (de) 1969-07-15
US3518515A (en) 1970-06-30

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Legal Events

Date Code Title Description
ST Notification of lapse