| 摘要 |
The blank structure (10) has a layer portion (12) that is made of paper, corrugated cardboard or plastic. A folding groove (14) is defined in the wall regions (16,18,20) of the layer portion by applying the laser beam energy. The material region (24) is formed in the wall region of the of the layer portion. The folding groove of arc-shaped, is provided with the groove bottom portion (22) of circular or elliptical shaped. An independent claim is included for method for manufacturing blank structure for producing three-dimensional structure. |
