| 摘要 |
<p>The guard rail has a hand rail (10) with a longitudinal hollow section (12) whose lateral wings form clamp pieces to cover an upper edge (13) of a panel (8) and to mount a collar (14) on an edge of a vertical post (6). The post has fixations units at its upper parts for connecting the collar with the section. The collar has two parts (15, 16) connected together for fixing the parts on the post and the section, respectively.</p> |
