Assembly system of the corner of a plate onto an upright uses clamping ring mounted to move radially on corner piece and to slide vertically on upright

摘要

Corner piece (3) of plate is shaped to butt up against interior lateral face (4) of upright mount (2). Clamping ring (5) is mounted to move radially on corner piece and to slide vertically on upright. It has radial projection (13) engaged with recessed housing (12) in corner piece. Screw (6) is passing through radial hole (20) in corner piece and engaging with hole (21) in clamping ring (5). An Independent claim is also included for the trolley obtained by this method.