| 摘要 |
<p>The structure has connecting elements (3) guided and fixedly locked in a frame (1) and a leg profile. The connecting elements have strips (9) with ends (5,5') spaced from a common end. The strip ends are engaged with corresponding openings of the profile. A bridging unit e.g. screw or stud, is arranged at the connecting elements to adjust distance between the strip ends. The connecting elements, frame, bridging unit and the leg profile are made of metal, plastic or wood. The frame has a frame profile (6) and a recess (21) for attaching the bridging unit.</p> |
