Reflex-type screen, screen apparatus, and sheet-like article
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United States of America Patent
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Mar 22, 2011
Grant Date -
Jun 4, 2009
app pub date -
Nov 27, 2008
filing date -
Nov 30, 2007
priority date (Note) -
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Abstract
The present invention provides a reflex-type screen which is wound up by a winding shaft to be retracted and is unwound from the winding shaft in use. The reflex-type screen comprises a reflection layer which reflects an incident light, a transparent surface protective layer provided on a first surface of the reflection layer, and a back surface protective layer provided on a second surface of the reflection layer, wherein as between the surface protective layer and the back surface protective layer, the one that has a higher loop stiffness value, faces inward when the reflex-type screen is wound up by the shaft.
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