| 摘要 |
<p>PURPOSE: To safely align a roof panel accurately by fitting an upstanding piece formed to a roof beam into a notched groove formed to a rafter member. CONSTITUTION: Sheathing roof boards 3 are annexed to a plurality of parallel rafter members 2 while the rafter members 2 are supported b7 roof beams 5 in conformity with the roof flowing direction. Downward opened notched grooves 7 are formed to the rafter members 2 while being matched in the direction of the roof beams 5 and being placed on a straight line. Upstanding pieces 9 formed to the roof beams 5 in parallel with the roof beams 5 are fitted into the notched grooves 7.</p> |
