GB1280807A - An electric movement for a time piece - Google Patents

An electric movement for a time piece

Info

Publication number
GB1280807A
GB1280807A GB53515/70A GB5351570A GB1280807A GB 1280807 A GB1280807 A GB 1280807A GB 53515/70 A GB53515/70 A GB 53515/70A GB 5351570 A GB5351570 A GB 5351570A GB 1280807 A GB1280807 A GB 1280807A
Authority
GB
United Kingdom
Prior art keywords
coils
carrier
screw
balance
terminals
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
GB53515/70A
Other languages
English (en)
Inventor
Kazuyoshi Inoki
Yasuaki Nakayama
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
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of GB1280807A publication Critical patent/GB1280807A/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
    • G04C3/04—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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B29/00—Frameworks
    • G04B29/04—Connecting or supporting parts
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
GB53515/70A 1969-11-10 1970-11-10 An electric movement for a time piece Expired GB1280807A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1969106620U JPS4829496Y1 (enrdf_load_stackoverflow) 1969-11-10 1969-11-10

Publications (1)

Publication Number Publication Date
GB1280807A true GB1280807A (en) 1972-07-05

Family

ID=14438144

Family Applications (1)

Application Number Title Priority Date Filing Date
GB53515/70A Expired GB1280807A (en) 1969-11-10 1970-11-10 An electric movement for a time piece

Country Status (4)

Country Link
US (1) US3653199A (enrdf_load_stackoverflow)
JP (1) JPS4829496Y1 (enrdf_load_stackoverflow)
DE (1) DE2056513A1 (enrdf_load_stackoverflow)
GB (1) GB1280807A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2119299B2 (de) * 1971-04-21 1973-04-19 Westdeutsche Elektrogeratebau GmbH, 4770 Soest Antriebsvorrichtung fuer eine elektronische uhr mit einer gleichstromquelle
EP1521142B1 (fr) * 2003-10-01 2007-05-30 Asulab S.A. Pièce d'horlogerie ayant un mouvement mécanique associé à un régulateur électronique
DE60314142T2 (de) * 2003-10-01 2008-01-24 Asulab S.A. Uhr mit einem mechanischen Uhrwerk, das mit einem elektronischen Regulator gekoppelt ist
EP1804142B1 (fr) * 2005-12-28 2009-08-05 Omega SA Pièce d'horlogerie mécanique équipée d'un dispositif de réglage de l'ébat d'un mobile tournant

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1473362A (fr) * 1966-02-22 1967-03-17 Citizen Watch Co Ltd Dispositif d'entraînement de balancier de montre et montres et appareils similaires équipés d'un tel dispositif

Also Published As

Publication number Publication date
JPS4829496Y1 (enrdf_load_stackoverflow) 1973-09-07
DE2056513A1 (de) 1971-07-08
US3653199A (en) 1972-04-04

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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