Perfected balancing mechanism for chairs and similar. (Machine-translation by Google Translate, not legally binding)

摘要

Improved balancing mechanism for seats and the like, characterized in that it is formed by two inverted overlaps, the lower trestle formed by two symmetrical pieces forming a triangle, with the upper vertex rounded and forming two legs in its lower part, which are joined two two strips and having in its upper part, close to the rounded vertex, a torsion bar that forms a bend at its ends which in turn open separate legs that are fixed on the bottom of the symmetrical part (Machine-translation by Google Translate, not legally binding)