Time piece with lunar phase and tides display

Details Time piece with lunar phase and tides display Time piece with lunar phase and tides display

1992-04-15

1994-07-05

Roskoski, Bernard

Horology: time measuring systems or devices

Astronomical

With tide display

G04B 1926

Patent

active

053274008

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.

REFERENCES:
patent: 246061 (1881-08-01), Blair
patent: 2677928 (1954-05-01), Haynes
patent: 5086416 (1992-02-01), Dubois et al.
patent: 5086417 (1992-02-01), Kerr

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