CH618572B - Procede de mesure de la marche ou de l'ecart de frequence d'une piece d'horlogerie a quartz et appareil de mesure pour la mise en oeuvre de ce procede. - Google Patents

Procede de mesure de la marche ou de l'ecart de frequence d'une piece d'horlogerie a quartz et appareil de mesure pour la mise en oeuvre de ce procede.

Info

Publication number
CH618572B
CH618572B CH1233977A CH1233977A CH618572B CH 618572 B CH618572 B CH 618572B CH 1233977 A CH1233977 A CH 1233977A CH 1233977 A CH1233977 A CH 1233977A CH 618572 B CH618572 B CH 618572B
Authority
CH
Switzerland
Prior art keywords
frequency
measuring
input signal
timepiece
implementing
Prior art date
Application number
CH1233977A
Other languages
English (en)
Other versions
CH618572GA3 (fr
Inventor
Jacques Froidevaux
Original Assignee
Etic Electronic Time Co
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 of CH618572B publication Critical patent/CH618572B/fr
Application filed by Etic Electronic Time Co filed Critical Etic Electronic Time Co
Priority to CH1233977A priority Critical patent/CH618572B/fr
Priority to DE19782843699 priority patent/DE2843699A1/de
Priority to GB7839801A priority patent/GB2007881A/en
Priority to US05/949,993 priority patent/US4201077A/en
Publication of CH618572GA3 publication Critical patent/CH618572GA3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/12—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard
    • G04D7/1207—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring
    • G04D7/1214—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring for complete clockworks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CH1233977A 1977-10-10 1977-10-10 Procede de mesure de la marche ou de l'ecart de frequence d'une piece d'horlogerie a quartz et appareil de mesure pour la mise en oeuvre de ce procede. CH618572B (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH1233977A CH618572B (fr) 1977-10-10 1977-10-10 Procede de mesure de la marche ou de l'ecart de frequence d'une piece d'horlogerie a quartz et appareil de mesure pour la mise en oeuvre de ce procede.
DE19782843699 DE2843699A1 (de) 1977-10-10 1978-10-05 Verfahren zum messen des gangs oder der frequenzabweichung einer quarzuhr
GB7839801A GB2007881A (en) 1977-10-10 1978-10-09 Method for measruring the running or the deviation of frequency of a quartz timepiece and measuring apparatus for carrying out this method
US05/949,993 US4201077A (en) 1977-10-10 1978-10-10 Method for measuring the rate or the frequency error of a quartz timepiece and measuring apparatus for carrying out this method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1233977A CH618572B (fr) 1977-10-10 1977-10-10 Procede de mesure de la marche ou de l'ecart de frequence d'une piece d'horlogerie a quartz et appareil de mesure pour la mise en oeuvre de ce procede.

Publications (2)

Publication Number Publication Date
CH618572B true CH618572B (fr)
CH618572GA3 CH618572GA3 (fr) 1980-08-15

Family

ID=4382095

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1233977A CH618572B (fr) 1977-10-10 1977-10-10 Procede de mesure de la marche ou de l'ecart de frequence d'une piece d'horlogerie a quartz et appareil de mesure pour la mise en oeuvre de ce procede.

Country Status (4)

Country Link
US (1) US4201077A (fr)
CH (1) CH618572B (fr)
DE (1) DE2843699A1 (fr)
GB (1) GB2007881A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140939A (en) * 1983-04-13 1984-12-05 John Henry Noble Timepiece regulating system
JP3013775B2 (ja) * 1996-04-11 2000-02-28 日本精機株式会社 ステッピングモータ式計器の駆動装置
ITMI20112421A1 (it) * 2011-12-29 2013-06-30 St Microelectronics Srl Metodo e circuito per determinare frequenze di risonanza di un dispositivo risonante

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2243702A (en) * 1939-05-19 1941-05-27 Rca Corp Frequency monitor and detector
US3892124A (en) * 1974-06-14 1975-07-01 Time Computer Wristwatch analyzer
US4041767A (en) * 1976-10-18 1977-08-16 Keeler Eugene R Testing apparatus for use in calibrating wristwatches

Also Published As

Publication number Publication date
US4201077A (en) 1980-05-06
CH618572GA3 (fr) 1980-08-15
GB2007881A (en) 1979-05-23
DE2843699A1 (de) 1979-04-12

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