GB935034A - Electric drive of clocks and watches - Google Patents

Electric drive of clocks and watches

Info

Publication number
GB935034A
GB935034A GB3323560A GB3323560A GB935034A GB 935034 A GB935034 A GB 935034A GB 3323560 A GB3323560 A GB 3323560A GB 3323560 A GB3323560 A GB 3323560A GB 935034 A GB935034 A GB 935034A
Authority
GB
United Kingdom
Prior art keywords
resistors
capacitor
transistor
current
voltage
Prior art date
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
GB3323560A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHRONOTECHNA
Original Assignee
CHRONOTECHNA
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 CHRONOTECHNA filed Critical CHRONOTECHNA
Publication of GB935034A publication Critical patent/GB935034A/en
Expired legal-status Critical Current

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
    • G04C3/02—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 pendulum
    • G04C3/027—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 pendulum using electromagnetic coupling between electric power source and pendulum
    • G04C3/0278—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 pendulum using electromagnetic coupling between electric power source and pendulum the pendulum controlling the 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
GB3323560A 1959-09-28 1960-09-28 Electric drive of clocks and watches Expired GB935034A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS552859 1959-09-28

Publications (1)

Publication Number Publication Date
GB935034A true GB935034A (en) 1963-08-28

Family

ID=5400335

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3323560A Expired GB935034A (en) 1959-09-28 1960-09-28 Electric drive of clocks and watches

Country Status (2)

Country Link
CH (2) CH1088660A4 (enrdf_load_stackoverflow)
GB (1) GB935034A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274999B (de) * 1964-10-15 1968-08-08 Siemens Elektrogeraete Gmbh Kontaktlos gesteuerte elektrische Uhr mit Selbstanlauf

Also Published As

Publication number Publication date
CH1088660A4 (enrdf_load_stackoverflow) 1962-10-31
CH367447A (de) 1962-10-31

Similar Documents

Publication Publication Date Title
US4873677A (en) Charging apparatus for an electronic device
GB885865A (en) Improvements in or relating to electric clocks and watches
US3238431A (en) Oscillating resonator for a timepiece with synchronized driving oscillator
GB935034A (en) Electric drive of clocks and watches
US3359473A (en) Self-starting electronic oscillating device for clockworks
US3225536A (en) Electric clock
US3218793A (en) Pulse timer
US3061796A (en) Electric drive device for driving a mechanical oscillatory system
GB1104071A (en) Improvements in or relating to horological instruments
US3596461A (en) Electromagnetic driving system for timepieces
US3447052A (en) Oscillating motor drive system
GB1093028A (en) Improvements in circuit arrangements for compensating for voltage and temperature changes in electrical timepieces
GB972298A (en) Improvements in or relating to timepieces
US3775962A (en) Circuit arrangement for the drive of a clockwork mechanism regulator-oscillator of a timepiece
GB906998A (en) Improvements in or relating to electrically-maintained balances for use in timing devices
GB929591A (en) Driving system for time-pieces
GB926511A (en) Improvements in or relating to oscillatory systems for clocks and watches
US3517288A (en) Transformer-coupled drive system for tuning-fork oscillator
GB1046161A (en) Improvements in electrically powered watches
GB906775A (en) Device for electromagnetically maintaining the oscillating movement of the regulating member of a timepiece
GB1086306A (en) Improvements relating to electrical timepieces
GB955559A (en) Improvements in or relating to electronically-controlled timepieces and tuning fork structures therefor
GB884734A (en) Improvements in or relating to clocks and watches
GB940387A (en) Improvements in or relating to gating circuit arrangements for the selective application of a pulse to one or the other of two control-points
GB918051A (en) Improvements in or relating to electric clocks