| 摘要 |
<p>A frame (10) for bounding the open end of a recess includes an upstanding, peripheral wall (11) having protruding outwardly therefrom a flange (12). The frame (10) includes, within the peripheral wall (11) plural seatings (13, 14, 16, 17) for a cover (18) that is insertable into the frame (10). Each seating (13, 14, 16, 17) includes a seating member (21) having secured thereto a resiliently deformable pad (19) part (19a) of which protrudes beyond the seating member (21) to provide a resiliently deformable seating that is engageable by part of the cover (18).</p> |
