Displayelement til billedskiftende skilte

The invention relates to a bar-shaped display element (18) which has three rectangular, picture-bearing surfaces (12, 14, 16) positioned as long sides of a body with a cross section in the shape of an equilateral triangle. According to the invention, the display element (18) is produced from a plane, sheet-shaped piece of rigid material which is bent to form a dimensionally stable, hollow body with a cross section in the shape of an equilateral triangle, two of its long sides (12, 16) being fastened to one another by means of at least one fastening flap (22) which is continuous with one long side (16) and is folded in inside the other long side and permanently attached to the inside of the latter. The blank from which the display element (18) is produced suitably consists of corrugated board with an outer plane layer suitable for printing.