Analog electronic timepiece having a multifunctional calendar di

Details Analog electronic timepiece having a multifunctional calendar di Analog electronic timepiece having a multifunctional calendar di

1996-03-14

1997-09-16

Miska, Vit W.

Horology: time measuring systems or devices

With calendar indicator

368 37, G04B 1924

Patent

active

056687818

ABSTRACT:
An analog electronic timepiece also having a display (4) for at least two other items of time information comprising a timekeeping circuit delivering a daily signal S.sub.j to a perpetual calendar circuit delivering, in response to a command signal S.sub.k, an order signal S.sub.c representing the ranking occupied by the information on the display (4), and a disc signal S.sub.D representing the value of the instantaneous ranking of the time information displayed, in which a comparator-subtractor analysing the signals S.sub.c and S.sub.D in recurring manner delivers a signal S.sub.R modifying the display (4) until S.sub.D =S.sub.C, said display (4) having at least two distinct zones (4a, 4b) provided with different symbols occupying successive rankings.

REFERENCES:
patent: 3760585 (1973-09-01), Wein
patent: 4266288 (1981-05-01), Berney
patent: 4398832 (1983-08-01), Maire et al.
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patent: 4815051 (1989-03-01), Schmidli
patent: 5058084 (1991-10-01), Riesen
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Berney J C "Quelques Variations sur la Base des Mouvements eta de la Series 251" 1 Jan. 1992, Jahrbuch der Deutschen Gesselschaft fur Chronometrie, vol. 43, pp. 135-137.

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