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US 5,260,919 AGranted
Electric timer with a projector
OwnerChing-Shyn Tsaiinventor
Life of this patent
Estimating the term…
Abstract
An electric timer with a projector comprising a common electric timer, a vaccum fluorescent display connected with the timer to display time, and a projector including a speculum and a convex lens, the speculum reflecting the time displayed in the vaccum fluorescent display, the convex lens magnifying and projecting the reflected time on a ceiling or a wall to be easily seen.
Claims3
A digital electric clock with display projecting function, the clock comprising:
- an electric timing unit;
- a fluorescent digital display panel for providing an illuminated digital time display;
- and
- a projector;
- said fluorescent digital display panel being positioned to show time for projection by said projector;
- said projector including a speculum and a convex lens held firmly by a connecting arm;
- said speculum positioned in a proper inclined angle to reflect an image of the time displayed on said fluorescent digital display panel and to transmit the reflected image to said convex lens positioned in a proper angle in relation to said speculum;
- said convex lens receiving the reflected image, and magnifying and projecting the reflected image on a ceiling or a wall.
5 more elements
Dependencies are inferred from the claim text.