| 摘要 |
PURPOSE: A louver apparatus for shading sunlight in a building is provided to improve the accuracy of the movement and rotation of a sunlight shading member and to selectively control the movement and rotation of for a sunlight shading member. CONSTITUTION: A louver apparatus(100) for shading sunlight in a building is composed of a rail frame(10), a slider(20), a rotating member(110), a first driving unit(120), a panel unit, and a second driving unit(130). The rail frame is penetrated longitudinally. The slider is moved to the longitudinal direction of the rail frame. The rotating member is connected to a sunshade slat(30) by passing through the slider. The first driving unit is installed in the rail frame to move the slider. The panel unit is composed of a first panel unit(160) and a second panel unit(170). The second driving unit moves the first panel unit to the longitudinal direction of the rail frame. |
