| 摘要 |
<p>A method to provide a self-supporting pre-fabricated structure framework, for the building industry, comprising main uprights (3) formed by extruded sections having outside a plurality of longitudinal grooves (3'), in which connecting elements (5, 6, 7) are put at predetermined knots. Each connecting element (5, 6, 7) has a first portion (13), that engages and locks into one of the grooves (3') , and a second portion (13') that protrudes from said groove (3') .The main uprights (3) are connected to each other through the use of main girders (4) having outside a plurality of longitudinal grooves (4') in which engage said second portions (13') of said connecting elements (5, 6, 7) engage and are locked.</p> |
