CH412725A - Timing device - Google Patents

Timing device

Info

Publication number
CH412725A
CH412725A CH975163A CH975163A CH412725A CH 412725 A CH412725 A CH 412725A CH 975163 A CH975163 A CH 975163A CH 975163 A CH975163 A CH 975163A CH 412725 A CH412725 A CH 412725A
Authority
CH
Switzerland
Prior art keywords
timing device
timing
Prior art date
Application number
CH975163A
Other languages
German (de)
Inventor
Ryall Harold
Original Assignee
Smith & Sons Ltd S
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 Smith & Sons Ltd S filed Critical Smith & Sons Ltd S
Publication of CH412725A publication Critical patent/CH412725A/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
    • G04C3/066—Constructional details, e.g. disposition of 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Treatment Devices (AREA)
CH975163A 1962-08-08 1963-08-07 Timing device CH412725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3033562A GB988727A (en) 1962-08-08 1962-08-08 Improvements in or relating to horological instruments

Publications (1)

Publication Number Publication Date
CH412725A true CH412725A (en) 1965-10-30

Family

ID=10306007

Family Applications (2)

Application Number Title Priority Date Filing Date
CH975163D CH975163A4 (en) 1962-08-08 1963-08-07
CH975163A CH412725A (en) 1962-08-08 1963-08-07 Timing device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH975163D CH975163A4 (en) 1962-08-08 1963-08-07

Country Status (3)

Country Link
CH (2) CH975163A4 (en)
DE (1) DE1882486U (en)
GB (1) GB988727A (en)

Also Published As

Publication number Publication date
CH975163A4 (en) 1965-10-30
DE1882486U (en) 1963-11-07
GB988727A (en) 1965-04-07

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