| 摘要 |
<p>Sheet for making a closed rectangular box, of which one of the side walls comprises a lid (15) which is adapted to be folded in and opened out and which by means of side tongues (17, 18) fastened on each side of it is guided in two oppositely disposed double walled side walls of the box, which are thus composed of three layers. The sheet consists of three rectangular areas (9, 1, 7+15) lying in one line forming a strip and being separated by fold lines (3, 5). Each of said areas at two opposite edges being joined at at side area (26, 27; 6, 8; 10+17, 11+18) and three side areas lying next to one another forming the three-layered side wall of the box. Closure lips being provided at both outer ends of the strip and at the side areas (26, 27) which form the outside walls of the three-layered side wall.</p> |
