| 摘要 |
PROBLEM TO BE SOLVED: To solve the problems, such as complicated structures, large construction costs, troublesome opening or closing window settings, and troublesome opening or closing control operations, of conventional hinge type skylight curtain-opening or closing devices. SOLUTION: This skylight curtain-opening or closing device of the green house or the like is obtained by disposing curtain lift-energizing means 5,6,8 for upward lifting a curtain upper edge-holding member 7 which is used for holding and vertically moving the upper end edge 4a of the skylight curtain for opening or closing the skylight of the green house, and further disposing curtain-opening or closing devices 9,10 for winding up or unwinding the curtain in the lower end edge of the skylight curtain 4. |
