| 摘要 |
A board device chassis has right and left side boards (4, 5), a floor board (2), and a top board (3) fit together to form a cuboid and has corner fittings (6) attached to corner portions inside the cuboid to join the side boards (4, 5) and the floor board (2) and join the side boards (4, 5) and the top board (3). The corner fittings (6) each have a plurality of joint surfaces intersecting orthogonally with each other. The joint surface (6c) joining the floor surface of the floor board (2) or the ceiling surface of the top board (3) has a board thickness formed thicker than the other joint surfaces, and a foundation fixing attachment hole (13) is provided in the joint surface (6c) joining the floor surface of the floor board (2). |
