| 摘要 |
A folder 1, suitable for paper documents or other flat information carriers such as CDs or DVDs, comprises a cover sheet 2 folded around the outside of at least one folder sheet 4. The cover sheet 2 preferably consists of a transparent plastic material and has front cover flap 3 and a rear cover flap (39) folded along the spine 6. Meanwhile, the folder sheet 4 has a front folder flap 5 and at least one rear folder flap 38. The cover sheet 2 is connected to the folder sheet 4 by at least one push-in/pull-out connection 31 (figure 2). The modular assembly system comprises different folder sheets 4 for manufacturing folders 1 of different thicknesses, with them all being put together with one type of cover sheet 2. |
