Digital-analog display device for timepiece

Details Digital-analog display device for timepiece Digital-analog display device for timepiece

1990-03-28

1991-09-24

Miska, Vit W.

Horology: time measuring systems or devices

Chronological

With mechanical or electromechanical driven display

368 77, 368221, G04B 1900, G04B 1920

Patent

active

050519689

ABSTRACT:
Digital-analog display device for timepiece comprising a cannon pinion (1), consisting of an analog disk (2) mounted on the cannon pinion and having a window (3) through which there appears a digit carried by a digital disk (5) mounted coaxially to the analog disk (2). The digital disk is driven in rotation by the cannon pinion by jumping means and its rotation relative to the analog disk is ensured by an eccentric moveable element (12) provided with a finger (13) which drives, on each revolution, a toothed wheel (6) integral with the digital disk (5).

REFERENCES:
patent: 555387 (1896-02-01), Long
patent: 577573 (1897-02-01), Culver
patent: 2202581 (1940-05-01), Hammer
patent: 2266183 (1941-12-01), Fergusson
patent: 4659232 (1987-04-01), Coster et al.
patent: 4740934 (1988-04-01), Noirjean

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