| 摘要 |
<p>A floor height adjustment apparatus is provided. The apparatus includes a cradle assembly 2 for supporting a batten 10 of an acoustic floor, the cradle assembly 2 comprises: a central axis 12; a base 4; a cradle 6; and a height adjustment arrangement 30, 32. The spacing between the upper surface 18 of the cradle 6 and the lower surface 22 of the base is changeable in predetermined increments by relative rotation of the base and the cradle about the central axis 12.</p> |
