GB1331271A - Drive balance assemgly for an electronic timepiece - Google Patents

Drive balance assemgly for an electronic timepiece

Info

Publication number
GB1331271A
GB1331271A GB4617170A GB4617170A GB1331271A GB 1331271 A GB1331271 A GB 1331271A GB 4617170 A GB4617170 A GB 4617170A GB 4617170 A GB4617170 A GB 4617170A GB 1331271 A GB1331271 A GB 1331271A
Authority
GB
United Kingdom
Prior art keywords
balance
pin
electronic timepiece
arrangement
wheel
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
GB4617170A
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
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of GB1331271A publication Critical patent/GB1331271A/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/15—Intermittent grip type mechanical movement
    • Y10T74/1502—Escapement

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GB4617170A 1969-09-29 1970-09-29 Drive balance assemgly for an electronic timepiece Expired GB1331271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44077676A JPS4840111B1 (enrdf_load_stackoverflow) 1969-09-29 1969-09-29

Publications (1)

Publication Number Publication Date
GB1331271A true GB1331271A (en) 1973-09-26

Family

ID=13640471

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4617170A Expired GB1331271A (en) 1969-09-29 1970-09-29 Drive balance assemgly for an electronic timepiece

Country Status (4)

Country Link
US (1) US3681915A (enrdf_load_stackoverflow)
JP (1) JPS4840111B1 (enrdf_load_stackoverflow)
DE (1) DE2047392A1 (enrdf_load_stackoverflow)
GB (1) GB1331271A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH1533473A4 (enrdf_load_stackoverflow) * 1973-10-31 1976-11-30
CH580830B5 (enrdf_load_stackoverflow) * 1974-11-02 1976-10-15 Far Fab Assortiments Reunies
US4122663A (en) * 1976-03-18 1978-10-31 Kock Bruce A Stop watch and timing device
JPS6059230A (ja) * 1983-09-12 1985-04-05 Takiron Co Ltd 集水管の埋設施工方法

Also Published As

Publication number Publication date
JPS4840111B1 (enrdf_load_stackoverflow) 1973-11-28
US3681915A (en) 1972-08-08
DE2047392A1 (de) 1971-04-01

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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