| 摘要 |
<p>The invention relates to a device for saving energy at cool keeping of a building , which is provided with windows ( 11 ) , which in a space between an inner glass pane (13) and an outer glass pane (13) has a thinfilm (17) of the type that has an adjustable light absorption, that is adjusted by an electric voltage that can be connected to the thinfilm. According to the invention a preferably completely transparent wall (4) made of heat insulating material is positioned between the thinfilm (17) and the inner glass pane ( 13 ) , which wall ( 14 ) decreases the heat radiation from the thinfilm and through the inner glass pane (13) to adjacent rooms.</p> |
