| 摘要 |
On the side surface opposite to the mouth of the incisions, the material is treated with hot water, and in connection with the bending operation adhesive is poured into the incisions. - The adhesive used is pressed in and impregnates the wood layers, reinforcing them when it hardens. To make the cuts, a marking blade (1) is used which has a tapered part (1b) between outer and inner parts which have even thickness (1c,1a). |
