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IT979562B - METHOD AND APPARATUS FOR THE SYNCHRO NIZATION OF THE BALANCE SYSTEM OF WATCHES OR WRISTWATCHES - Google Patents

METHOD AND APPARATUS FOR THE SYNCHRO NIZATION OF THE BALANCE SYSTEM OF WATCHES OR WRISTWATCHES

Info

Publication number
IT979562B
IT979562B IT20961/73A IT2096173A IT979562B IT 979562 B IT979562 B IT 979562B IT 20961/73 A IT20961/73 A IT 20961/73A IT 2096173 A IT2096173 A IT 2096173A IT 979562 B IT979562 B IT 979562B
Authority
IT
Italy
Prior art keywords
wristwatches
watches
balance system
synchro nization
nization
Prior art date
Application number
IT20961/73A
Other languages
Italian (it)
Original Assignee
Itt
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 Itt filed Critical Itt
Application granted granted Critical
Publication of IT979562B publication Critical patent/IT979562B/en

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)
IT20961/73A 1972-03-04 1973-02-28 METHOD AND APPARATUS FOR THE SYNCHRO NIZATION OF THE BALANCE SYSTEM OF WATCHES OR WRISTWATCHES IT979562B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2210542A DE2210542B2 (en) 1972-03-04 1972-03-04 Method and circuit arrangements for synchronizing the balance system of utility watches by means of a quartz oscillator

Publications (1)

Publication Number Publication Date
IT979562B true IT979562B (en) 1974-09-30

Family

ID=5837942

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20961/73A IT979562B (en) 1972-03-04 1973-02-28 METHOD AND APPARATUS FOR THE SYNCHRO NIZATION OF THE BALANCE SYSTEM OF WATCHES OR WRISTWATCHES

Country Status (7)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2309291A1 (en) * 1973-02-24 1974-08-29 Itt Ind Gmbh Deutsche PROCESS FOR SYNCHRONIZING MECHANICAL VIBRATORS OF USED WATCHES
DE2312412C2 (en) * 1973-03-13 1979-03-15 Eurosil Gmbh, 8000 Muenchen Method for synchronizing an electrodynamic clock drive
ES430659A1 (en) * 1973-10-24 1976-11-01 Jauch Method and apparatus for synchronizing andoscillating system which is driven by an energy storage device
DE2749006C3 (en) * 1977-11-02 1981-12-17 Urgos Uhrenfabrik Schwenningen Haller, Jauch und Pabst GmbH& Co, 7220 Schwenningen Electronic correction device for a pendulum clock
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 (en) 1973-12-27
AU5286773A (en) 1974-09-05
DE2210542A1 (en) 1973-09-13
US3818376A (en) 1974-06-18
FR2174978B1 (en) 1976-11-05
GB1420774A (en) 1976-01-14
DE2210542C3 (en) 1974-11-28
FR2174978A1 (en) 1973-10-19
DE2210542B2 (en) 1974-05-02
CH307273A4 (en) 1974-08-15
CH560419A (en) 1975-03-27

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