Window assembly installed in hotel, has space formed between window sash and stem, and between window frame and stem

摘要

The window assembly has a window sash (1), a window frame (2) and a stem (3) provided such that the space (4) is formed between the window sash and stem, and between the window frame and stem. The inner choke (8) of a riser (5) is arranged in the connection region to a space (4). The window frame is extended into an inner space (6). The inner choke is controlled by a thermal switch (7) or the thermal switch (11).