| 摘要 |
<p>Subject of the invention is a window frame and the corresponding window casement, which by its construction provides smaller thermal losses and at the same time enhances the light surface, this means that the glass surface compared to the overall window surface is increased. The window frame (21) is made like a double L-profile and is by its central panel of the double L-profile inserted into the wall (4) by depth, while its front side is fitted to the wall (4) inside the room and its third side fits the wall by width. The frame (24) of the window casement is preferably in the shape of a U-profile, in the upper horizontal part preferably in the shape of an L-profile and in both vertical parts it can be either U- or L-shaped.</p> |
