Time piece with lunar phase and tides display
AssigneesNouvelle Lemania SA, Eberhard & Cie SA
InventorJean-Daniel Dubois
Life of this patent
Estimating the term…
Abstract
The present invention has for its object a watch movement more particularly a wrist watch, a chronograph watch or a pocket watch which comprises a time display formed by a dial and hands and which comprises a tide indicator constituted by a tides disk 16 which is to be seen through a window of the dial 5 and which makes one turn in twenty-four hours. This disk is driven in rotation through the hand display. A moon phases hand 15 is also driven by the hand display, at the speed of one turn in 29.5 days and cooperates simultaneously with the tides disk 16 and with the signs 20 to 23 representing the phases of the moon disposed on the dial 5 around the tides disk 16.
Claims7
In a time piece comprising a dial, a time display, a motor that drives gearing, a winding mechanism comprising a winding stem enabling the winding of the motor in a first position and the time setting of the time display in a second position;
- the improvement wherein the time piece comprises further a time indicator, displaying simultaneously the moon phases and the tides, comprising a tides disk which can be seen through a window of the dial and which is driven by the gearing to make one turn in twenty-four hours, and a moon phase hand driven also by the gearing but at a speed of one turn in 29.5 days and which overlies the tides disk and points successively to signs representing the phases of the moon which are located on the dial around the tides disk, and wherein the end of the moon phase hand carries a graduated sector, extending over about one fourth of a circle, and which is concentric to the tides disk.
Dependencies are inferred from the claim text.