Automontable advertising device, has folding portions having elliptical general form, individual rectangular surfaces of equal amplitude fixed to surfaces, and tongue-piece fixed to internal face of surfaces

摘要

The device has a cardboard provided with lines (8) and cuts. Two surfaces (27, 28) form a tubular fold. Folding portions (7) have an elliptical general form. Individual rectangular surfaces (24) of equal amplitude are fixed to the surfaces. A tongue-piece (10) is fixed to an internal face of the surfaces.