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Sundial arrangement

  • US 4,656,748 A
  • Filed: 02/20/1986
  • Issued: 04/14/1987
  • Est. Priority Date: 02/28/1985
  • Status: Expired due to Fees
First Claim
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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;

  • 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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