| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a small-sized ancillary structure connected to a unit building in which an opening such as a roof light window can be freely installed without decreasing structural resistance in a ceiling surface. <P>SOLUTION: A small-sized ancillary structure 10, connected to a raised surface in a building unit 1 of rectangular parallelepiped shape composing a unit building and expanding an interior space of the building unit, comprises four column materials 11, four lower beams 12,13 for connecting the lower ends of the column materials in the horizontal direction, and four upper beams 14,15 for connecting the upper ends of the column materials in the horizontal direction, to be composed in a rectangular parallelepiped shape, and is connected and fixed to members constituting a raised surface of the building unit 1. In the ancillary structure 10, auxiliary beams 17,17 are provided on the ceiling surface of the rectangular parallelepiped along the upper beams in the short-side direction, and horizontal brace materials 18,18 are provided between the auxiliary beams 17 and the column materials 11 as structural members. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
