| 摘要 |
A side hung and bottom hung double-opening window includes a first casement (2), a handle (21), a first top-link hinge (22) and a first down hinge (23), a first angle-turning device (24), a second casement (3), a second top-link hinge (32) and a second down hinge (33), a second angle-turning device (34), a latch block (36), a sliding piece (37), and a latch piece (26). The window can realize side hung and bottom hung double-opening, thus providing the user with other options to open it. Furthermore, the window has a smaller size and a higher reliability. |
