| 摘要 |
<p>A variable speed handrail for a conveyor in which a series of relatively slidable overlapping elements provides a load bearing surface in the edge regions. The elements may slide transversely or slide in other directions simultaneously with a change of inclination. The handrail may follow a curved or straight path and a constant depth handrail is provided. The relative sliding is controlled by guide means and drive means are provided as well as positive means for maintaining the elements in mutual contact, of which the following is a specification.</p> |
