Twenty-four hour rotating ante-meridian/post-meridian display disk for timepiece i.e. watch, has rotational axle whose radials successively cut surfaces of display and only traverse one of boundary curves between hub and periphery of disk

The disk (1) has a graphic display with juxtaposed joint surfaces (3, 4) having different decorations corresponding to day and night, respectively. The surfaces are delimited, between a hub (5) centered on a rotational axle (2) and disk periphery (6), by boundary curves (7, 8) e.g. semicircles, tang...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	RAPHAEL LOEFFEL, OLIVIER MAHLER
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	HOROLOGY MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL MECHANICALLY-DRIVEN CLOCKS OR WATCHES PHYSICS TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
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