GB1317457A - Battery driven timepiece - Google Patents

Battery driven timepiece

Info

Publication number
GB1317457A
GB1317457A GB2587270A GB2587270A GB1317457A GB 1317457 A GB1317457 A GB 1317457A GB 2587270 A GB2587270 A GB 2587270A GB 2587270 A GB2587270 A GB 2587270A GB 1317457 A GB1317457 A GB 1317457A
Authority
GB
United Kingdom
Prior art keywords
plate
magnetic
apertures
see figs
magnets
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
GB2587270A
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
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
Priority claimed from JP4937269U external-priority patent/JPS484937Y1/ja
Priority claimed from JP5012669U external-priority patent/JPS484938Y1/ja
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of GB1317457A publication Critical patent/GB1317457A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/04Electromechanical 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
    • G04C3/06Electromechanical 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
    • G04C3/065Electromechanical 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
    • G04C3/066Constructional details, e.g. disposition of coils
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00Mechanisms for stabilising frequency
    • G04B17/04Oscillators acting by spring tension
    • G04B17/06Oscillators with hairsprings, e.g. balance
    • G04B17/063Balance construction
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/04Electromechanical 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
    • G04C3/06Electromechanical 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
    • G04C3/065Electromechanical 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
GB2587270A 1969-05-28 1970-05-28 Battery driven timepiece Expired GB1317457A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4937269U JPS484937Y1 (fr) 1969-05-28 1969-05-28
JP5012669U JPS484938Y1 (fr) 1969-05-29 1969-05-29

Publications (1)

Publication Number Publication Date
GB1317457A true GB1317457A (en) 1973-05-16

Family

ID=26389757

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2587270A Expired GB1317457A (en) 1969-05-28 1970-05-28 Battery driven timepiece

Country Status (4)

Country Link
US (1) US3670492A (fr)
DE (1) DE2026959A1 (fr)
FR (1) FR2043742B1 (fr)
GB (1) GB1317457A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851461A (en) * 1971-02-10 1974-12-03 Timex Corp Balance wheel
JPS4881872U (fr) * 1971-12-29 1973-10-05
USRE28794E (en) * 1972-12-22 1976-05-04 Timex Corporation Balance wheel
US20060126444A1 (en) * 2000-08-01 2006-06-15 Brenda Ellner Watch for dispensing scents, vapor and/or droplets, and storage device
ATE363676T1 (de) * 2003-10-01 2007-06-15 Asulab Sa Uhr mit einem mechanischen uhrwerk, das mit einem elektronischen regulator gekoppelt ist
DE60314142T2 (de) * 2003-10-01 2008-01-24 Asulab S.A. Uhr mit einem mechanischen Uhrwerk, das mit einem elektronischen Regulator gekoppelt ist
ATE481662T1 (de) * 2004-10-26 2010-10-15 Lvmh Swiss Mft Sa Armbanduhr-regulierungsglied und mechanisches uhrwerk mit einem solchen regulierungsglied
CH702187A2 (fr) 2009-11-02 2011-05-13 Lvmh Swiss Mft Sa Organe réglant pour montre bracelet, et pièce d'horlogerie comportant un tel organe réglant.
EP3502796B1 (fr) * 2017-12-20 2020-05-20 The Swatch Group Research and Development Ltd Piece d'horlogerie comprenant un oscillateur mecanique associe a un systeme de regulation
EP3502798B1 (fr) * 2017-12-20 2020-06-24 The Swatch Group Research and Development Ltd Piece d'horlogerie comprenant un oscillateur mecanique associe a un systeme de regulation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2942205A (en) * 1955-03-31 1960-06-21 Clarence H Mcshan Electromechanical transducer apparatus and systems embodying the same
US3156857A (en) * 1958-12-17 1964-11-10 Herr Fritz Electrodynamic rate regulator arrangement for clocks
FR1224395A (fr) * 1959-03-24 1960-06-23 Hatot Leon Ets Perfectionnements aux appareils magnétoélectriques applicables notamment aux montres électroniques
US3056253A (en) * 1960-06-10 1962-10-02 Ebauches Sa Electrically operated oscillatory system for timepieces
DE1205464B (de) * 1961-08-24 1965-11-18 United States Time Corp Gangregler
CH999062A4 (fr) * 1962-08-22 1964-08-31

Also Published As

Publication number Publication date
FR2043742B1 (fr) 1973-12-07
US3670492A (en) 1972-06-20
FR2043742A1 (fr) 1971-02-19
DE2026959A1 (de) 1971-01-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees