| 摘要 |
<p>A closable opening device (2) having a frame (15), which defines a pour opening (16) and is fittable to a wall (6, 69) of a sealed package (1, 1') for pourable food products and about a removable portion (10a, 70a) of the package (1, 1'); a cap (17) cooperating with the frame (15) to close the pour opening (16); and tamperproofing means (32) connected to the cap (17) by breakable connecting means (34) and defining an inviolable closed position of the cap (17) on the frame (15); the tamperproofing means (32) having a connecting element (33) located outside and laterally with respect to the cap (17) and fixed to the frame (15).</p> |
