| 摘要 |
<p>The invention relates to an improved advertising display. The front section of the display comprises the general body and a part formed by a frame or housing (4) which contains the sheets to be advertised and the front end of which is enclosed by means of a sheet of transparent material (5). The frame comprises a support body having an opening in the area that coincides with two traction rollers (9 and 9'). Said traction rollers are joined by traction belts which are driven by a motor (7). The inventive device also comprises a ventilator (8) and a tension roller (10) which is connected to the top roller (9) by means of a transmission (12) that is formed by the connected traction belts.</p> |
