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FR2289949A1 - Dispositif capteur pour la mesure de la marche d'un garde-temps electronique - Google Patents

Dispositif capteur pour la mesure de la marche d'un garde-temps electronique

Info

Publication number
FR2289949A1
FR2289949A1 FR7534532A FR7534532A FR2289949A1 FR 2289949 A1 FR2289949 A1 FR 2289949A1 FR 7534532 A FR7534532 A FR 7534532A FR 7534532 A FR7534532 A FR 7534532A FR 2289949 A1 FR2289949 A1 FR 2289949A1
Authority
FR
France
Prior art keywords
guard
measuring
sensor device
electronic time
electronic
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.)
Granted
Application number
FR7534532A
Other languages
English (en)
Other versions
FR2289949B1 (fr
Inventor
Daniel Bichsel
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.)
SSIH Management Services SA
Original Assignee
SSIH Management Services 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 SSIH Management Services SA filed Critical SSIH Management Services SA
Publication of FR2289949A1 publication Critical patent/FR2289949A1/fr
Application granted granted Critical
Publication of FR2289949B1 publication Critical patent/FR2289949B1/fr
Granted legal-status Critical Current

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
FR7534532A 1974-10-30 1975-10-29 Dispositif capteur pour la mesure de la marche d'un garde-temps electronique Granted FR2289949A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1451074A CH586932B5 (fr) 1974-10-30 1974-10-30

Publications (2)

Publication Number Publication Date
FR2289949A1 true FR2289949A1 (fr) 1976-05-28
FR2289949B1 FR2289949B1 (fr) 1978-05-12

Family

ID=4401426

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7534532A Granted FR2289949A1 (fr) 1974-10-30 1975-10-29 Dispositif capteur pour la mesure de la marche d'un garde-temps electronique

Country Status (6)

Country Link
US (1) US4030337A (fr)
JP (1) JPS5165970A (fr)
CH (2) CH586932B5 (fr)
DE (1) DE2548840A1 (fr)
FR (1) FR2289949A1 (fr)
IT (1) IT1054345B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128003A (en) * 1977-01-21 1978-12-05 Zantech, Inc. Acoustic couplers for horological calibration instruments

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3777547A (en) * 1970-07-22 1973-12-11 Denshi Kohgyo Co Ltd Time rate measuring system for clocks and watches

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH432392A (fr) * 1964-08-31 1966-10-31 Portescap Le Porte Procédé et appareil de contrôle instantané de la marche d'un mouvement d'horlogerie
CH1366270A4 (fr) * 1970-09-15 1972-09-29 Omega Brandt & Freres Sa Louis Procédé et appareil de mesure de la marche instantanée d'un garde-temps
JPS5331631B2 (fr) * 1973-01-10 1978-09-04
US3892124A (en) * 1974-06-14 1975-07-01 Time Computer Wristwatch analyzer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3777547A (en) * 1970-07-22 1973-12-11 Denshi Kohgyo Co Ltd Time rate measuring system for clocks and watches

Also Published As

Publication number Publication date
CH1451074A4 (fr) 1976-10-29
FR2289949B1 (fr) 1978-05-12
US4030337A (en) 1977-06-21
CH586932B5 (fr) 1977-04-15
DE2548840A1 (de) 1976-05-06
IT1054345B (it) 1981-11-10
JPS5165970A (fr) 1976-06-08

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Legal Events

Date Code Title Description
ST Notification of lapse