DRIVE MECHANISM FOR TWO COAXIAL CALENDAR MEMBERS IN WATCH MOVEMENT

A drive mechanism for two coaxial calendar members meant to rotate in stepwise manner about their common axis in a watch movement, comprising a drive member provided with two finger-pieces for actuating one of each of the calendar members, a calendar wheel connected to the gear-train and coaxial wit...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BRON A,CH, ZAUGG R,CH, SCHALLER K,CH
Format:	Patent
Sprache:	eng
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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