| 摘要 |
PURPOSE:To reduce the manhours of a field work and to facilitate the field work by assembling cradlings on the eaves back side beforehand into a frame. CONSTITUTION:Cradling members 12, 14 are assembled beforehand into an integral frame 11 with the use of cross bars 14, 15. Further, a locking piece 18 at the front end of the cradling member 12 is locked to an attaching bolt on a main house 9 at the eaves, ant the rear end thereof is supported by a support fixture 21. |
