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CH506120A - Electronic device for maintaining the oscillations of a resonator for a timepiece - Google Patents

Electronic device for maintaining the oscillations of a resonator for a timepiece

Info

Publication number
CH506120A
CH506120A CH1201768A CH1201768A CH506120A CH 506120 A CH506120 A CH 506120A CH 1201768 A CH1201768 A CH 1201768A CH 1201768 A CH1201768 A CH 1201768A CH 506120 A CH506120 A CH 506120A
Authority
CH
Switzerland
Prior art keywords
timepiece
oscillations
resonator
maintaining
electronic device
Prior art date
Application number
CH1201768A
Other languages
French (fr)
Inventor
Schaad Jean
Original Assignee
Voumard Machines Co 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 Voumard Machines Co Sa filed Critical Voumard Machines Co Sa
Priority to CH1201768D priority Critical patent/CH1201768A4/xx
Priority to CH1201768A priority patent/CH506120A/en
Priority to DE19691940115 priority patent/DE1940115A1/en
Priority to FR6926431A priority patent/FR2015269B1/fr
Priority to GB1250066D priority patent/GB1250066A/en
Publication of CH506120A publication Critical patent/CH506120A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
CH1201768A 1968-08-08 1968-08-08 Electronic device for maintaining the oscillations of a resonator for a timepiece CH506120A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1201768D CH1201768A4 (en) 1968-08-08 1968-08-08
CH1201768A CH506120A (en) 1968-08-08 1968-08-08 Electronic device for maintaining the oscillations of a resonator for a timepiece
DE19691940115 DE1940115A1 (en) 1968-08-08 1969-08-04 Electronic device for maintaining the vibrations of a resonator
FR6926431A FR2015269B1 (en) 1968-08-08 1969-08-07
GB1250066D GB1250066A (en) 1968-08-08 1969-08-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1201768A CH506120A (en) 1968-08-08 1968-08-08 Electronic device for maintaining the oscillations of a resonator for a timepiece

Publications (1)

Publication Number Publication Date
CH506120A true CH506120A (en) 1970-12-15

Family

ID=4379054

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1201768D CH1201768A4 (en) 1968-08-08 1968-08-08
CH1201768A CH506120A (en) 1968-08-08 1968-08-08 Electronic device for maintaining the oscillations of a resonator for a timepiece

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1201768D CH1201768A4 (en) 1968-08-08 1968-08-08

Country Status (4)

Country Link
CH (2) CH1201768A4 (en)
DE (1) DE1940115A1 (en)
FR (1) FR2015269B1 (en)
GB (1) GB1250066A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1262943B (en) * 1967-02-18 1968-03-14 Eisengiesserei A Beien Drive or reversing station for a scraper conveyor used in particular in the face together with a mining machine
DE2110674B2 (en) * 1970-03-31 1976-08-26 KX. Suwa Seikosha, Tokio ELECTRIC WATCH WITH AN ELECTROMAGNETIC DRIVEN ROCK
NL7107830A (en) * 1970-07-07 1972-01-11

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1392320A (en) * 1964-05-05 1965-03-12 Ebauches Sa Electric timepiece with oscillating regulator
FR1511016A (en) * 1966-12-13 1968-01-26 L I P Sa D Horlogerie Electric device for maintaining the oscillations of a mobile

Also Published As

Publication number Publication date
CH1201768A4 (en) 1970-12-15
FR2015269A1 (en) 1970-04-24
DE1940115A1 (en) 1970-02-12
GB1250066A (en) 1971-10-20
FR2015269B1 (en) 1973-02-02

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Legal Events

Date Code Title Description
PL Patent ceased