| 摘要 |
<p>A first series of strips is placed in a box, vertically and parallel to each other. A second series is used for placing vertically and perpendicularly to the others. Both series have notches (13) to allow assembly. There are four end bands (2) and a series of intermediate bands (3). The end bands are long and rectangular having a series of receiving tongues (13) at the lower part of the 45 deg. sloping edges. The intermediate bands comprise a series of parallelograms and also include receiving tongues (13).</p> |
