| 摘要 |
PURPOSE:To facilitate connection work of a floor member to a longitudinal, member by fittng a small hole formed to the longitudinal member to a protruding pat provided to a slot part of the floor member. CONSTITUTION:At connection work between a floor member 2 and a longitudinal member 3, a small hole 7 of the member 3 is only required to be fitted into a protruding part 5 of the member 2, in this way, relative positioning between the both members 2, 3 is automtically performed. In this way, the necessity for troublesome fine adjustment work performed at conventional assembly work is eliminated. Accordingly, a skilled worker is not necessary at connection work also a labor hour can be decreased. |
