BE783649A - Montre a cristal de quartz synchronisee - Google Patents

Montre a cristal de quartz synchronisee

Info

Publication number
BE783649A
BE783649A BE783649A BE783649A BE783649A BE 783649 A BE783649 A BE 783649A BE 783649 A BE783649 A BE 783649A BE 783649 A BE783649 A BE 783649A BE 783649 A BE783649 A BE 783649A
Authority
BE
Belgium
Prior art keywords
synchronized
quartz crystal
crystal watch
watch
quartz
Prior art date
Application number
BE783649A
Other languages
English (en)
French (fr)
Inventor
N C Zatsky
Original Assignee
Timex Corp
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 Timex Corp filed Critical Timex Corp
Publication of BE783649A publication Critical patent/BE783649A/xx

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
BE783649A 1971-05-18 1972-05-18 Montre a cristal de quartz synchronisee BE783649A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14460171A 1971-05-18 1971-05-18

Publications (1)

Publication Number Publication Date
BE783649A true BE783649A (fr) 1972-09-18

Family

ID=22509309

Family Applications (1)

Application Number Title Priority Date Filing Date
BE783649A BE783649A (fr) 1971-05-18 1972-05-18 Montre a cristal de quartz synchronisee

Country Status (11)

Country Link
US (1) US3756014A (de)
JP (1) JPS5226472B1 (de)
AU (1) AU456330B2 (de)
BE (1) BE783649A (de)
CA (1) CA970862A (de)
CH (1) CH551038A (de)
DE (1) DE2222936A1 (de)
FR (1) FR2138117B1 (de)
GB (1) GB1344769A (de)
IT (1) IT957908B (de)
NL (1) NL7206659A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1450072A (en) * 1972-10-02 1976-09-22 Citizen Watch Co Ltd Electronic timepiece
FR2202318B1 (de) * 1972-10-11 1976-10-29 Hatot Leon Ets
US3967442A (en) * 1973-02-01 1976-07-06 Berney Jean Claude Electric watch having an electromechanical movement including a correction mechanism for small errors
US4106280A (en) * 1975-03-27 1978-08-15 Hansrichard Schulz Method and apparatus for synchronizing a mechanical oscillating system to the accuracy of a quartz standard
JPS525566A (en) * 1975-07-02 1977-01-17 Citizen Watch Co Ltd Electric clock
US4068462A (en) * 1976-05-17 1978-01-17 Fairchild Camera And Instrument Corporation Frequency adjustment circuit
US4401977A (en) * 1980-01-07 1983-08-30 Mastiff Security Systems Limited Radio transmitter for repeated bursts of oscillations
FR2521741A1 (fr) * 1982-02-17 1983-08-19 Gorgy Timing Horloge secondaire a aiguille seconde
CH665082GA3 (de) * 1986-03-26 1988-04-29
US4799003A (en) * 1987-05-28 1989-01-17 Tu Xuan M Mechanical-to-electrical energy converter
EP3130966B1 (de) * 2015-08-11 2018-08-01 ETA SA Manufacture Horlogère Suisse Mechanisches uhrwerk, das mit einem bewegungsrückkopplungssysteme ausgestattet ist

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS42801Y1 (de) * 1964-04-21 1967-01-18
CH205066A4 (de) * 1966-02-10 1969-08-15
US3451210A (en) * 1966-07-01 1969-06-24 Benrus Corp System for maintaining oscillations in an electric timing mechanism having an oscillatory element
GB1205753A (en) * 1966-09-09 1970-09-16 Smiths Industries Ltd Horological instruments incorporating electrical oscillation generators
US3564829A (en) * 1967-10-19 1971-02-23 Kiyohiro Tsuzuki Apparatus and method for spinning yarn
JPH069145Y2 (ja) * 1988-07-19 1994-03-09 鐘淵化学工業株式会社 建築物の断熱壁構造

Also Published As

Publication number Publication date
AU4222772A (en) 1973-11-15
US3756014A (en) 1973-09-04
FR2138117A1 (de) 1972-12-29
GB1344769A (en) 1974-01-23
CH723872A4 (de) 1973-12-28
JPS5226472B1 (de) 1977-07-14
AU456330B2 (en) 1974-12-12
CA970862A (en) 1975-07-08
FR2138117B1 (de) 1974-12-27
CH551038A (de) 1974-06-28
NL7206659A (de) 1972-11-21
IT957908B (it) 1973-10-20
DE2222936A1 (de) 1972-11-30

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