CH557560A - - Google Patents

Info

Publication number
CH557560A
CH557560A CH268870A CH268870A CH557560A CH 557560 A CH557560 A CH 557560A CH 268870 A CH268870 A CH 268870A CH 268870 A CH268870 A CH 268870A CH 557560 A CH557560 A CH 557560A
Authority
CH
Switzerland
Application number
CH268870A
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 CH557560A publication Critical patent/CH557560A/xx

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
    • G04C3/068—Driving circuits with distinct detecting and driving coils provided with automatic control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
CH268870A 1969-02-28 1970-02-24 CH557560A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691910339 DE1910339A1 (de) 1969-02-28 1969-02-28 Schaltungsanordnung zum kontaktlosen Antrieb des Gangordnerschwingers einer Uhr

Publications (1)

Publication Number Publication Date
CH557560A true CH557560A (zh) 1974-12-31

Family

ID=5726735

Family Applications (2)

Application Number Title Priority Date Filing Date
CH268870A CH557560A (zh) 1969-02-28 1970-02-24
CH268870D CH268870A4 (zh) 1969-02-28 1970-02-24

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH268870D CH268870A4 (zh) 1969-02-28 1970-02-24

Country Status (3)

Country Link
AT (1) AT300671B (zh)
CH (2) CH557560A (zh)
DE (1) DE1910339A1 (zh)

Also Published As

Publication number Publication date
DE1910339A1 (de) 1970-09-10
AT300671B (de) 1972-08-10
CH268870A4 (zh) 1974-07-31

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