SUPPORT DE GRILLE ET SYSTEME DE SUPPORT DE GRILLE, EN PARTICULIER POUR UTILISATION UNIVERSELLE DANS UN ECHAFAUDAGE DE PROTECTION OU DE TRAVAIL CONNU

摘要

Lattice girder (10.1) with a truss-like support structure, in particular made of metal or aluminum, with an upper chord (20.1) running through in the longitudinal direction (L), a lower chord continuous in the longitudinal direction (L), vertical posts (24.1, 24.2), their opposite end portions to the upper chord (20.1) and connected to the lower chord, in particular welded, are diagonals connected to opposite end portions of the upper flange (20.1) and to the lower flange between the vertical posts (24.1, 24.2), in particular welded, are characterized in that the Upper belt (20.1) and / or the lower flange has an outwardly on the upper side or underside open, continuous undercut groove (30) / over which by means of connection units further components, in particular components of a working and protective scaffold, in any position in the longitudinal direction ( L) can be connected.