US Patent 7347608 Window element

The invention relates to a window element (10), comprising at least one at least periodically transparent sheet-like element (11) and at least one surface (display) for replay of images, whereby the sheet-like element comprises at least one display (12) which is part of the sheet-like element. In a first state with an operating display a replay of image elements occurs on the sheet-like element and in a second state with a switched-off display a view through the sheet-like element is at least partly possible.