| 摘要 |
PURPOSE: A corrugated wooden roofing tile structure for the bottom of a roof is provided to harmonize a roof with various colors, to reduce the load of a roof and to enlarge the life of a roof. CONSTITUTION: In a corrugated wooden roofing tile structure for the bottom of a roof, the angle of both valley boards from the plane X-axis to the vertical Y-axis is at an angle of 5-60 degrees, the contact part with the bottom of a roof is cut at an angle of 180 degrees, a projection is formed inward and a corrugated wooden roofing tile(1) is formed in dual structure vertically, wherein a wedge is interposed to cutting grooves(3)(30) to prevent wood from bending or splitting as time passed after installation.
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