Astronomical timepiece

Details Astronomical timepiece Astronomical timepiece

2006-12-26

2006-12-26

Gray, David M. (Department: 2841)

Horology: time measuring systems or devices

Astronomical

C368S080000, C368S228000

Reexamination Certificate

active

07154815

ABSTRACT:
The present invention concerns an electronic astronomical watch, in particular of the wristwatch type, said watch (1) being capable of indicating the position of celestial bodies in the heavens, said watch (1) including:a time base (48) for producing a standard frequency signal;means (50) for determining the current time and date from the standard signalmeans (28, 30) for selecting a celestial body;analogue time display means using two hands (10, 12);means (32) for determining the position of the selected celestial body in the heavens and indicating this position via the display means (10, 12),the watch (1) being wherein it includes a rotating dial (14) on which there is shown the map (16) of the heavens and in that the shape of the hands (10, 12) is such that their intersection or point of conjunction enables any point of the map of the heavens (16) to be designated on the dial (14).

REFERENCES:
patent: 4731767 (1988-03-01), Uehara
patent: 5572489 (1996-11-01), Born et al.
patent: 6272076 (2001-08-01), Dinger
patent: 6330207 (2001-12-01), Born et al.
patent: 2004/0120222 (2004-06-01), Born et al.
patent: 0 738 944 (1996-10-01), None
patent: 0 949 549 (1999-10-01), None
patent: 0952 426 (1999-10-01), None
patent: 1431846 (2004-06-01), None
patent: WO 97/01161 (1997-01-01), None
European Search Report, completed Mar. 8, 2004.
Jean Meeus, “Astronomical Algorithms,” 1991, pp. 205 to 246, Willmann-Bell Inc., Richmond, Virginia.
Landholt-Borstein, Numberical Data and Functional Relationships in Science and Technology, Group VI, vol. I, 1965, pp. 62 to 82, Spring Verlag, Berlin, Germany.

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