| 摘要 |
<p>The railing (1) has a rail (4) and a middle rail (5) fixed parallel to each other on a post (2) of the railing. Fixing members of the rail and the middle rail are mounted on an adjustment bar sliding in a slide (6) formed in the post. The members are separated at a fixed distance equal to a center distance (E) between the rail and the middle rail. The bar is engaged with a slidably locking unit formed by tightening wheel in the slide to allow simultaneous adjustment of height of installation and of the center distance during installation of the railing on a wall. The rail, the middle rail and the bar are formed from metal material.</p> |
