| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a folding plate for a roof integrated with a solar heat collector which can be materialized at a lower cost compared to the conventional art, and has a good appearance in terms of design. Ž<P>SOLUTION: Each of valley parts 4b etc. of the folding plate 40 including continuously formed mountain parts 4a etc. and the valley parts 4b etc. is formed into a light collection type composite parabolic shape. A heat collecting pipe 5 is arranged at each of substantially focal line parts S etc. of the valley parts 4b etc. of the light collection type composite parabolic shape. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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