| 摘要 |
The present invention relates to a process for joining a flexible or semi-rigid material (2) to a rigid or semi-rigid material (1). The flexible or semi-rigid material (2) comprises a first line of folding (3), a second line of folding (7) defining an outer lip (8) and an inner lip (9). The edge (10) for joining the rigid or semi- rigid material (1) is inserted into the channel thus formed and is secured by adhesive bonding, stitching or high-frequency welding. <IMAGE> |
