| 摘要 |
Laser system for the generation of windows (20) in security paper (10, 10') that comprises:
- guiding and transporting means (140, 150, 151) of the security paper along a path through the interior of said laser system;
- laser cutting means along said path of the security paper (10, 10');
- suction means comprising at least one suction mouth (180), located along said path of the security paper (10, 10'). In addition, the laser system comprises:
- laser control means configured so said laser cutting means generate the window (20) in the security paper (10, 10') by means of a continuous cut according to a pre-established pattern and a pre-established cutting area;
and wherein:
- said suction means are located below the security paper (10, 10') below said cutting area to suction the window cut from the security paper after the cut made by the laser cutting means. |
