| 摘要 |
<p>The device has biodegradable reusable assembly elements (1) removably hinged and fastened together by kneecaps (2). A union mode is provided with tenons. The assembly elements are formed in a thin prismatic form with hexagonal base or parallelepiped form with square base. A lower base and an upper base are convex shaped with flattened cupola, and are provided with articulated faces (8). The kneecap and a notched cylinder are provided between the elements. A transport element is seized by a hook that is provided with a handle (16).</p> |
