The improved device for the formation of spatial structures. (Machine-translation by Google Translate, not legally binding)

摘要

The improved device for the formation of spatial structures, these being incorporated by rods (1) competitors in knots (2) and having the first in their butts, respective parts annular (5) weld in which retains the head of a bolt axial fixable into the hole thread knot, wherein the screw (4) has an end zone of smaller diameter (11) and thread in the same sense that the rest of the screw, having at least two radial holes (13), pasantes or otherwise, distributed properly angularly and located in the area of body screw (4) next to stepping (12) and out of position reached by the nut (7) and lock (8), condition tightening. (Machine-translation by Google Translate, not legally binding)