| 摘要 |
<p>A frame 10 for a sliding door, preferably one which slides within a cavity/pocket in the wall, comprises extruded vertical columns 20 extending between upper and lower supports 30, 32 formed with extruded profiles having multiple channels 36, 37 and a rail on which a door can slide. Preferably a pair of vertical columns fit within two outer U-shape channels 37 in the upper and lower supports, a middle channel may accommodate a track (100 fig.13) on which wheeled bogies slide; the track may include indentations that match with elongate protrusions 108 in the channel ensuring accurate alignment of the track. The columns may have channels in which strengthening beams can be fitted which sit proud of the column. Also claimed is a sliding door mechanism having a track and an adjustable door stop that fits within a elongate groove in the track; also a base bracket having a floor attachment plate and a wheeled bogie (fig 14).</p> |
