| 摘要 |
PURPOSE: A window opening and closing apparatus is provided to facilitate automatic and manual opening and closing of a window and block the inflow of rainwater through the open window. CONSTITUTION: A window opening and closing apparatus comprises an opening and closing member(10), a power control member, and a controller. The opening and closing member comprises a movable member(110) and a drive member(130). The movable member is installed in a guide groove(7a) on the interior of a window(7) and settled in a guide rail(5a) on the interior of a window frame(5). The drive member transfers power to the movable member to rotate. The power control member controls power transfer from the drive member to the movable member. The controller controls the power control member and the opening and closing member. |
