摘要 |
<p>The supporting structure comprises elongated wooden elements (13), such as squared timbers and wooden slats, which are interconnected to form a wooden scaffold (12), at which an outer sheath made of polyvinyl chloride is fastened. The wood scaffold has connecting areas (15), in which two wooden elements are interlocked in a form-fit manner. Pins are provided, which are arranged transverse in a borehole.</p> |