| 摘要 |
<p>A scaffold plank has a horizontal metal walkway provided with a plurality of perforations with selectively upwardly and downwardly extending collars, two side flange members each extending along one side edge of the walkway and formed by a side portion of the latter, and two end profiled members each extending beneath the walkway along one end edge of the latter and connected with the walkway and the side flange members. Each end profiled member is provided with an element for suspending the plank.</p> |
