GB1420774A - Electromagnetically driven balance systems - Google Patents

Electromagnetically driven balance systems

Info

Publication number
GB1420774A
GB1420774A GB1023073A GB1023073A GB1420774A GB 1420774 A GB1420774 A GB 1420774A GB 1023073 A GB1023073 A GB 1023073A GB 1023073 A GB1023073 A GB 1023073A GB 1420774 A GB1420774 A GB 1420774A
Authority
GB
United Kingdom
Prior art keywords
synch
drive
pulses
balance
signal
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
GB1023073A
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.)
TDK Micronas GmbH
ITT Inc
Original Assignee
Deutsche ITT Industries GmbH
ITT Industries Inc
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 Deutsche ITT Industries GmbH, ITT Industries Inc filed Critical Deutsche ITT Industries GmbH
Publication of GB1420774A publication Critical patent/GB1420774A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C11/00—Synchronisation of independently-driven clocks
    • G04C11/08—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction
    • G04C11/081—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet
    • G04C11/084—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet acting on the balance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Relay Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
GB1023073A 1972-03-04 1973-03-02 Electromagnetically driven balance systems Expired GB1420774A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2210542A DE2210542B2 (de) 1972-03-04 1972-03-04 Verfahren und Schaltungsanordnungen zum Synchronisieren des Unruhsystems von Gebrauchsuhren mittels eines Quarzoszillators

Publications (1)

Publication Number Publication Date
GB1420774A true GB1420774A (en) 1976-01-14

Family

ID=5837942

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1023073A Expired GB1420774A (en) 1972-03-04 1973-03-02 Electromagnetically driven balance systems

Country Status (7)

Country Link
US (1) US3818376A (enrdf_load_stackoverflow)
JP (1) JPS48104586A (enrdf_load_stackoverflow)
CH (2) CH560419A (enrdf_load_stackoverflow)
DE (1) DE2210542B2 (enrdf_load_stackoverflow)
FR (1) FR2174978B1 (enrdf_load_stackoverflow)
GB (1) GB1420774A (enrdf_load_stackoverflow)
IT (1) IT979562B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2309291A1 (de) * 1973-02-24 1974-08-29 Itt Ind Gmbh Deutsche Verfahren zum synchronisieren mechanischer schwinger von gebrauchsuhren
DE2312412C2 (de) * 1973-03-13 1979-03-15 Eurosil Gmbh, 8000 Muenchen Verfahren zur Synchronisation eines elektrodynamischen Uhrenantriebs
ES430659A1 (es) * 1973-10-24 1976-11-01 Jauch Un procedimiento y un dispositivo para la sincronizacion deun sistema oscilante accionado por un acumulador mecanico deenergia, en especial de un reloj.
DE2749006C3 (de) * 1977-11-02 1981-12-17 Urgos Uhrenfabrik Schwenningen Haller, Jauch und Pabst GmbH& Co, 7220 Schwenningen Elektronische Korrektureinrichtung für eine Pendeluhr
US8768268B2 (en) * 2011-11-18 2014-07-01 Aviacomm Inc. Fractional-N synthesizer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1205753A (en) * 1966-09-09 1970-09-16 Smiths Industries Ltd Horological instruments incorporating electrical oscillation generators
US3618311A (en) * 1970-01-13 1971-11-09 Timex Corp Synchronized horological system

Also Published As

Publication number Publication date
JPS48104586A (enrdf_load_stackoverflow) 1973-12-27
CH560419A (enrdf_load_stackoverflow) 1975-03-27
DE2210542B2 (de) 1974-05-02
IT979562B (it) 1974-09-30
DE2210542A1 (de) 1973-09-13
FR2174978A1 (enrdf_load_stackoverflow) 1973-10-19
CH307273A4 (enrdf_load_stackoverflow) 1974-08-15
DE2210542C3 (enrdf_load_stackoverflow) 1974-11-28
FR2174978B1 (enrdf_load_stackoverflow) 1976-11-05
AU5286773A (en) 1974-09-05
US3818376A (en) 1974-06-18

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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