GB1382492A - Electric timepiece - Google Patents

Electric timepiece

Info

Publication number
GB1382492A
GB1382492A GB1728372A GB1728372A GB1382492A GB 1382492 A GB1382492 A GB 1382492A GB 1728372 A GB1728372 A GB 1728372A GB 1728372 A GB1728372 A GB 1728372A GB 1382492 A GB1382492 A GB 1382492A
Authority
GB
United Kingdom
Prior art keywords
capacitor
stationary
plate
alternatively
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
GB1728372A
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.)
Ebauches SA
Original Assignee
Ebauches SA
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 Ebauches SA filed Critical Ebauches SA
Publication of GB1382492A publication Critical patent/GB1382492A/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
    • 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)
  • Moving Of Heads (AREA)
GB1728372A 1971-04-20 1972-04-14 Electric timepiece Expired GB1382492A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH572371A CH571246B5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-04-20 1971-04-20

Publications (1)

Publication Number Publication Date
GB1382492A true GB1382492A (en) 1975-02-05

Family

ID=4298280

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1728372A Expired GB1382492A (en) 1971-04-20 1972-04-14 Electric timepiece

Country Status (5)

Country Link
CH (2) CH572371A4 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2217870B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2133765B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1382492A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT951870B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE5C (de) * 1877-07-03 E. KASELOWSKI, technischer Direktor der Berliner Maschinenbau-Aktien-Gesellschaft zu Berlin Befestigung der Radreifen auf Eisenbahnräder

Also Published As

Publication number Publication date
DE2217870A1 (de) 1972-11-02
IT951870B (it) 1973-07-10
FR2133765B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-12-20
CH572371A4 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-06-30
DE2217870B2 (de) 1974-03-07
DE2217870C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-10-17
FR2133765A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-12-01
CH571246B5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-12-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee