| 摘要 |
<p>A bracket (10) for a staircase consists of a tubular arm (11) arranged between the underside (21) of a step (20) and the side surface (32 or 33) of the string (30). The ends of the arm (11) have collars or rings (12, 13) for embedding in respective recesses (22, 23 and 34, 35) provided in the underside (21) of the step and in the side surfaces (32, 33) of the string (30). A complementary fastening element (15) connects the back of the step to the top surface (31) of the string.</p> |
