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US 2002/0175881 A1Published application
Outdoor changeable message sign
AssigneeADDCO, Inc.
InventorsEugene Luoma, James L. Blesener, John P. Nicholson
Life of this patent
Estimating the term…
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AssigneeADDCO, Inc.
InventorsEugene Luoma, James L. Blesener, John P. Nicholson
Estimating the term…
A preferred embodiment of the present invention is a mobile sign with a solar panel for warning motorists of highway problems. The mobile sign comprises support structure configured as a wheeled vehicle. In preferred embodiments, the sign panel comprises an enclosure or housing having a front transparent panel, a multiplicity of LED's in a matrixical arrangement for generating electronically changeable messages mounted in the enclosure and spaced from the front panel, and a pattern of opaque material, for example paint, applied on the exterior of the front transparent panel defining a plurality of windows for passing light therethrough. In a preferred embodiment, the windows will be in a matrixical arrangement comprising a plurality of rows and columns of individual LED's or rows and columns of groupings of LEDs.
A method of making a mobile sign for temporary placement along roadways for directing messages to vehicular traffic on said roadways, the method comprising:
A method of making a sign for temporary placement along roadways for directing messages to vehicular traffic on said roadways, the method comprising:
A mobile sign for temporary placement along roadways for directing messages to vehicular traffic on said roadways, the sign comprising:
A method of constructing outdoor changeable message signs comprising the step of:
Dependencies are inferred from the claim text.