Adjustably opaque window
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United States of America Patent
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-
Nov 27, 2007
Grant Date -
May 11, 2006
app pub date -
Dec 9, 2005
filing date -
Sep 26, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An adjustably opaque window including an external pane, an internal pane, a light transmission control layer and a shock-absorbing layer is provided. The external pane and the internal pane provide a cavity between them, and the light transmission control layer and the shock-absorbing layer are positioned in the cavity. The shock-absorbing layer is a flexible sheet that supports and protects the light transmission control layer. The light transmission layer consists of liquid crystal cells. The transmission ratio of the cells can be controlled variably.
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