Flip-top packet for cigarettes has collar with locking edge which cooperates with the front edge of lid, edges being at variable distances from each other across width of packet, but coming into contact at its sides

摘要

The flip-top packet for cigarettes has a collar (27) with a locking edge (34) which cooperates with the front edge (33) of the lid. The edges are at variable distances from each other across the width of the packet, but they come into contact at the sides of the packet.