19-09-2019 дата публикации
Номер: US20190283554A1
Принадлежит:
The invention relates to a security system () having a transparent pane device (). The transparent pane device () is designed, for example, as a window of a room of a building or as a window of a transportation means. The security system () has a liquid crystal film () with an adjustable transparency, wherein the liquid crystal film () is arranged on the transparent pane device () and/or at a distance to the transparent pane device (). A sensor unit (A to E) is designed to emit a sensor signal. The sensor unit (A to E) is arranged on the transparent pane device (). In addition, a control device () is provided for adjusting the transparency of the liquid crystal film () in accordance with the sensor signal. 11. A safety system () , having{'b': 2', '20', '25', '2', '20, 'at least one transparent pane device (, , ), wherein the transparent pane device (, ) is embodied to be bullet-proof, impact-resistant and/or resistant to explosion effects,'}{'b': 3', '3', '2', '20', '25', '2', '20', '25', '2', '20', '25', '2', '20', '25', '3, 'at least one liquid-crystal film () having a settable transparency, wherein the liquid-crystal film () is arranged at the transparent pane device (, , ) and/or at a distance from the transparent pane device (, , ), wherein light rays that are incident on the transparent pane device (, , ) transmit through the transparent pane device (, , ) and through the liquid-crystal film (),'}{'b': 4', '5', '7', '7', '4', '5', '7', '7', '2', '20, 'at least one sensor unit (, , A to E) for emitting a sensor signal, wherein the sensor unit (, , A to E) is arranged at the transparent pane device (, ), and having'}{'b': 8', '4, 'at least one control device () for setting the transparency of the liquid-crystal film () in dependence on the sensor signal.'}214577. The safety system () as claimed in claim 1 , wherein the sensor unit ( claim 1 , claim 1 , A to E) comprises at least on electrical conductor loop.314577. The safety system () as claimed in claim 1 , ...
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