Horology: time measuring systems or devices – With calendar indicator – Movable ring or disk
Patent
1994-04-18
1995-08-29
Miska, Vit W.
Horology: time measuring systems or devices
With calendar indicator
Movable ring or disk
368 66, G04B 1920, G04B 900
Patent
active
054467020
ABSTRACT:
A horological piece includes a display (10) comprising a recurring cycle indicator (13) driven by an independent motor (11) and having a supplementary display position (14) at which a sign representative of the state of charge of an energy source controlling the display, is provided. The horological piece further includes a detection circuit (2, 16) adapted to, firstly, during the detection of a predetermined level of charge of the energy source, control the display so that the recurring cycle indicator is moved the required number of steps to display the representative sign and, secondly, jump the supplementary position during the normal operation of the horological piece.
REFERENCES:
patent: 3928846 (1975-12-01), Arai et al.
patent: 3998043 (1976-12-01), Tamaru et al.
patent: 4266288 (1981-08-01), Berney
patent: 4290129 (1981-09-01), Ushikoshi
patent: 4493559 (1985-04-01), Ishida et al.
patent: 5187693 (1993-12-01), Besson
patent: 5289437 (1994-12-01), Legenberger
Patent Abstracts of Japan vol. 8, No. 42 (P-256) 23 Feb. 1984 & JP-A-58 195 177 (Seikoushiya K.K.).
Mossuz Gabriel
Puthod Pascal
ISA France S.A.
Miska Vit W.
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