| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a roof composed of louvers, adjustable in ventilating and daylighting rates and outside heat take-in rate and taking sufficient countermeasures for draining performance and a rain leakage during rainfall. <P>SOLUTION: The roof is mounted with louvers 3 in a frame body 2 of one side flow shape built up with a rafter hanger 21, a rafter 22 and a front beam 23, and provided with a driving means 4 for opening/closing the louvers. A rafter side end of an upper face of a starter blade plate 31S provided at the rater hanger side end out of blade plates of the louver, is provided with a projecting edge 31c' forming a groove opened in a front beam direction, and the rafter side end of the starter blade plate is supported to the rafter by a supporting shaft 34 provided at the rafter side end, rotatably around the supporting shaft. <P>COPYRIGHT: (C)2007,JPO&INPIT |
