CH491426A - Electronic-magnetic drive device for clocks - Google Patents

Electronic-magnetic drive device for clocks

Info

Publication number
CH491426A
CH491426A CH190368A CH190368A CH491426A CH 491426 A CH491426 A CH 491426A CH 190368 A CH190368 A CH 190368A CH 190368 A CH190368 A CH 190368A CH 491426 A CH491426 A CH 491426A
Authority
CH
Switzerland
Prior art keywords
clocks
electronic
drive device
magnetic drive
magnetic
Prior art date
Application number
CH190368A
Other languages
German (de)
Inventor
Walter Reich Robert
Original Assignee
Reich Robert W
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 Reich Robert W filed Critical Reich Robert W
Priority to CH190368D priority Critical patent/CH190368A4/xx
Priority to CH190368A priority patent/CH491426A/en
Priority to US754596A priority patent/US3596461A/en
Priority to DE19691904889 priority patent/DE1904889A1/en
Priority to GB5592/69A priority patent/GB1262744A/en
Priority to FR6902658A priority patent/FR2001412A7/fr
Publication of CH491426A publication Critical patent/CH491426A/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
    • 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
    • G04C3/069—Driving circuits using a single coil for detection and driving purposes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
CH190368A 1968-02-06 1968-02-06 Electronic-magnetic drive device for clocks CH491426A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH190368D CH190368A4 (en) 1968-02-06 1968-02-06
CH190368A CH491426A (en) 1968-02-06 1968-02-06 Electronic-magnetic drive device for clocks
US754596A US3596461A (en) 1968-02-06 1968-08-22 Electromagnetic driving system for timepieces
DE19691904889 DE1904889A1 (en) 1968-02-06 1969-01-31 Electronic-magnetic drive system for watches
GB5592/69A GB1262744A (en) 1968-02-06 1969-02-03 Electro-magnetic driving system for timepieces
FR6902658A FR2001412A7 (en) 1968-02-06 1969-02-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH190368A CH491426A (en) 1968-02-06 1968-02-06 Electronic-magnetic drive device for clocks

Publications (1)

Publication Number Publication Date
CH491426A true CH491426A (en) 1970-02-13

Family

ID=4221280

Family Applications (2)

Application Number Title Priority Date Filing Date
CH190368A CH491426A (en) 1968-02-06 1968-02-06 Electronic-magnetic drive device for clocks
CH190368D CH190368A4 (en) 1968-02-06 1968-02-06

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH190368D CH190368A4 (en) 1968-02-06 1968-02-06

Country Status (5)

Country Link
US (1) US3596461A (en)
CH (2) CH491426A (en)
DE (1) DE1904889A1 (en)
FR (1) FR2001412A7 (en)
GB (1) GB1262744A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2009612B2 (en) * 1970-03-02 1972-06-29 Forschungsgesellschaft für Uhren- und Feingeräte-Technik, 7000 Stuttgart VIBRATION SYSTEM WITH ELECTRONIC CONTROL FOR WATCHES
FR2099714B1 (en) * 1970-07-31 1975-02-07 Suwa Seikosha Kk
GB1347661A (en) * 1971-02-10 1974-02-27 Suwa Seikosha Kk Timepiece
GB1364014A (en) * 1971-02-12 1974-08-21 Suwa Seikosha Kk Timepiece

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1241370B (en) * 1964-10-10 1967-05-24 Siemens Elektrogeraete Gmbh Contactless controlled electric clock

Also Published As

Publication number Publication date
US3596461A (en) 1971-08-03
CH190368A4 (en) 1970-02-13
GB1262744A (en) 1972-02-02
FR2001412A7 (en) 1969-09-26
DE1904889A1 (en) 1969-09-11

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Legal Events

Date Code Title Description
PL Patent ceased