Sound actuated display device incorporating vibratory-rotary...

Card – picture – or sign exhibiting – Display with special effects

Reexamination Certificate

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C040S411000, C310S020000, C310S080000, C340S815840

Reexamination Certificate

active

06962015

ABSTRACT:
A sound actuated display device incorporating a vibratory-rotary motion converter to convert vibrations resulting from sounds and music to rotary motion. The rotary motion causes display elements to move and pulse in a manner synchronized to the rhythms of the sounds and music. The result is an aesthetically interesting display of motion.

REFERENCES:
patent: 4232304 (1980-11-01), Durley, III
patent: 4903424 (1990-02-01), Satoh et al.
patent: 5056249 (1991-10-01), Sakurai
patent: 5090936 (1992-02-01), Satoh et al.
patent: 5176560 (1993-01-01), Wetherell et al.
patent: 5735726 (1998-04-01), Cohen

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