| 摘要 |
A supporting structure includes an outer body and an inner body that can be lowered. The supporting structure includes two side elements to be installed on the wall at a distance from each other, and at least one cross member detachably connecting the side elements to each other. The supporting structure also has separate fastening points for independently installing the outer body and the inner body on the supporting structure. Each side element has a preferably preinstalled, vertically movable supporting element on the inside facing the inner body, and the supporting elements have the fastening points for the inner body. |
