| 摘要 |
<p>A adjustable frame device, provided with an elongated and almost rectilinear first element (2) for a mean to be fixed to a wall, comprises second threaded means (4) mutually screwed to first threaded means (3) connected to the first element (2), while the second threaded means (4) match the wall. The appropriate mutual rotation of the threaded means (3, 4) cause the spacing apart or the approaching of the first element (2) in respect to the wall.</p> |
