Teaching clock having indicia carrier allowing curvilinear translation of indicia
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United States of America Patent
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-
Dec 1, 1992
Grant Date -
N/A
app pub date -
May 10, 1991
filing date -
May 11, 1990
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to an eductional aid for teaching children to tell the time. The aid includes a face and at least one pointer rotatable about a centrally disposed axis relative to the face. A carrier is provided which carries indicia which are position behind the face. The face includes apertures through which at least some of the indicia can be seen. A knob for moving said carrier is also provided so that the indicia may be selectively displayed through the apertures.
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Family
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