Scrolling poster display device
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United States of America Patent
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Feb 24, 2009
Grant Date -
Oct 2, 2008
app pub date -
Apr 14, 2006
filing date -
Apr 22, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
The invention concerns a scrolling poster display device, comprising two parallel rolls, a poster strip wound on the rolls and a support device for supporting the rear side of the poster strip between the rolls. The support device comprises an air chamber delimited by a peripheral frame and a base offset rearward, and an air blowing device generates an excess pressure of air in the air chamber.
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