Sundial arrangement
First Claim
1. A sundial arrangement, comprising a screen portion provided with several slits allowing the passage of a narrow beam of solar rays and angularly spaced from one another so as to be successively traversed by the beam of solar rays;
- a dial with several hour graduations;
container means visible from the outside and representing a predetermined elapsed duration when filled up with a liquid;
liquid discharge means for filling said container means at a predetermined rate; and
a control device for bringing said liquid discharge means into operation every time a slit is traversed by the beam of solar rays at a substantially precise hour, the beam addressing an hour graduation of said dial.
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Accused Products
Abstract
The present invention relates to a sundial arrangement comprising a screen portion provided with several slits allowing the passage of a narrow flat beam of solar rays and angularly spaced from one another to be successively traversed by the beam; a dial with several hour graduations; and a control circuit for bringing into operation a system of devices for filling containers, each representing a predetermined elapsed duration when filled up with water every time a slit is traversed by the beam of solar rays at a precise hour.
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Citations
14 Claims
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1. A sundial arrangement, comprising a screen portion provided with several slits allowing the passage of a narrow beam of solar rays and angularly spaced from one another so as to be successively traversed by the beam of solar rays;
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a dial with several hour graduations; container means visible from the outside and representing a predetermined elapsed duration when filled up with a liquid; liquid discharge means for filling said container means at a predetermined rate; and a control device for bringing said liquid discharge means into operation every time a slit is traversed by the beam of solar rays at a substantially precise hour, the beam addressing an hour graduation of said dial. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification