发明名称 Electronic simulated sundial timepiece
摘要 An electronic timepiece having a face forming a simulated sundial, a gnomon, a first and second plurality of electronic display circuit elements extending radially from the first and second ends of the base of the gnomon and a control circuit to activate selected display circuit elements to simulate a functioning sundial is disclosed. In one arrangement, the timepiece has a digital auxiliary display and a circuit to convert from the digital display to the selected display circuit elements. The timepiece, in one arrangement, includes a day/night indicator in the form of a solar disk for day and a moon crescent for night.
申请公布号 US5237545(A) 申请公布日期 1993.08.17
申请号 US19920997890 申请日期 1992.12.29
申请人 SCHRADER, PAUL M. 发明人 SCHRADER, PAUL M.;ANDREW, JOACHIM K.
分类号 G04G9/00 主分类号 G04G9/00
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