FR2308971A1 - Piece d'horlogerie electronique assurant les fonctions de garde-temps et de chronographe - Google Patents

Piece d'horlogerie electronique assurant les fonctions de garde-temps et de chronographe

Info

Publication number
FR2308971A1
FR2308971A1 FR7613071A FR7613071A FR2308971A1 FR 2308971 A1 FR2308971 A1 FR 2308971A1 FR 7613071 A FR7613071 A FR 7613071A FR 7613071 A FR7613071 A FR 7613071A FR 2308971 A1 FR2308971 A1 FR 2308971A1
Authority
FR
France
Prior art keywords
group
chronograph
binary registers
timekeeping
functions
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
FR7613071A
Other languages
English (en)
French (fr)
Other versions
FR2308971B1 (enrdf_load_stackoverflow
Inventor
Michel Burdet
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 FR2308971A1 publication Critical patent/FR2308971A1/fr
Application granted granted Critical
Publication of FR2308971B1 publication Critical patent/FR2308971B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
    • G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0082—Visual time or date indication means by building-up characters using a combination of indicating elements and by selecting desired characters out of a number of characters or by selecting indicating elements the positions of which represents the time, i.e. combinations of G04G9/02 and G04G9/08

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Electrophonic Musical Instruments (AREA)
FR7613071A 1975-04-23 1976-04-16 Piece d'horlogerie electronique assurant les fonctions de garde-temps et de chronographe Granted FR2308971A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB16825/75A GB1513941A (en) 1975-04-23 1975-04-23 Electronic timepiece for time of day and chronograph functions

Publications (2)

Publication Number Publication Date
FR2308971A1 true FR2308971A1 (fr) 1976-11-19
FR2308971B1 FR2308971B1 (enrdf_load_stackoverflow) 1981-06-19

Family

ID=10084366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7613071A Granted FR2308971A1 (fr) 1975-04-23 1976-04-16 Piece d'horlogerie electronique assurant les fonctions de garde-temps et de chronographe

Country Status (4)

Country Link
JP (2) JPS51130266A (enrdf_load_stackoverflow)
CH (1) CH625671GA3 (enrdf_load_stackoverflow)
FR (1) FR2308971A1 (enrdf_load_stackoverflow)
GB (1) GB1513941A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2804041A1 (de) * 1978-01-31 1979-08-02 Junghans Gmbh Geb Elektronische uhr
DE2821619A1 (de) * 1978-05-18 1980-02-07 Junghans Gmbh Geb Uhr mit hybridanzeige

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5578979U (enrdf_load_stackoverflow) * 1978-11-24 1980-05-30
JP6853093B2 (ja) * 2017-03-30 2021-03-31 シチズン時計株式会社 カウンタ回路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941153B2 (ja) * 1972-09-22 1984-10-04 シチズン時計株式会社 競技用計時装置を備えた水晶腕時計
JPS5028367A (enrdf_load_stackoverflow) * 1973-07-11 1975-03-22

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2804041A1 (de) * 1978-01-31 1979-08-02 Junghans Gmbh Geb Elektronische uhr
DE2821619A1 (de) * 1978-05-18 1980-02-07 Junghans Gmbh Geb Uhr mit hybridanzeige

Also Published As

Publication number Publication date
CH625671GA3 (en) 1981-10-15
FR2308971B1 (enrdf_load_stackoverflow) 1981-06-19
JPS51130266A (en) 1976-11-12
JPS5255669A (en) 1977-05-07
CH625671B (fr)
GB1513941A (en) 1978-06-14

Similar Documents

Publication Publication Date Title
CH615560B (de) Digitale armbanduhr.
CH612314B (fr) Piece d'horlogerie electronique, notamment montre-bracelet electronique, a afficage digital.
CH609201B (fr) Diviseur pour le circuit garde-temps d'une piece d'horlogerie electronique.
SE7702839L (sv) Digital, elektronisk klocka med alarmanordning
FR2308971A1 (fr) Piece d'horlogerie electronique assurant les fonctions de garde-temps et de chronographe
CH642221B (fr) Piece d'horlogerie electronique, notamment montre-bracelet electronique.
CH615316B (de) Elektronische rechner-uhr.
US3956880A (en) Solid state wristwatch with charge coupled divider
JPS5647125A (en) Delay circuit
GB1438126A (en) Oscillator unit and method of digital adjustment of output frequency thereof
FR2298820A3 (fr) Montre-chronographe electronique
CH639238B (fr) Piece d'horlogerie a affichage electronique numerique.
CH632380B (fr) Circuit pour une piece d'horlogerie electronique, notamment une montre-bracelet electronique, a aiguille des secondes sautante.
CH641001B (fr) Piece d'horlogerie electronique, notamment montre-bracelet electronique.
GB1338983A (en) Electronic watches
FR2331081A1 (fr) Montre electronique a affichage de date
SU493764A1 (ru) Электронные часы
CH617821B (fr) Piece d'horlogerie electronique, notamment montre-bracelet electronique, a affichage digital.
SU794606A1 (ru) Электронные часы
FR2454670A1 (fr) Procede et dispositif de modification d'un nombre affiche
CH616298B (fr) Piece d'horlogerie electronique, notamment montre-bracelet electronique, a affichage digital.
CH618574B (fr) Piece d'horlogerie electronique, notamment montre-bracelet electronique, a affichage digital.
JPS5328468A (en) Electronic wristwatch with electronic calculator
JPS5227667A (en) Digital indicating timepiece of all electronic type
WEISS Problems inherent in the development and design of electronic chronometers(Electronic chronometer design problems, describing quartz clock components and temperature and voltage variation effect on accuracy)

Legal Events

Date Code Title Description
ST Notification of lapse