| 摘要 |
<p>The present invention concerns a method for manufacturing a lidded case (1) from a thin tree trunk or branch, in which a piece corresponding to the height of the lidded case (1) is sawn from the tree trunk or branch. The method is characterized in that the lid part (4) is cut off from said piece by means of a thin, rotating and disc-like cutting blade (5), having a completely smooth circumferential surface but the outer edges of its sides being provided with mainly radial grooves (6) extending to the circumferential surface, while water (7) is led to a cutting point (14) during the whole cutting stage.</p> |
