| 摘要 |
PURPOSE: A hoisting rope formed from non-metallic materials is effective at providing the traction while at the same time it is durable. CONSTITUTION: A hoisting rope(18) for an elevator, the hoisting rope being engageable with a traction sheave(24) for driving the elevator, includes: a plurality of load carrying strands(28) formed from a non-metallic material, each strand encased within a layer(32) of coating, the layers(32) of coating permitting relative movement between adjacent strands(28); and a jacket surrounding the plurality of strands(28), the jacket(34) being engageable with the traction sheave(24) to provide sufficient traction to drive the elevator, and wherein the jacket(34) is formed from a material such that the plurality of strands(28) are permitted longitudinal movement relative to the jacket in the portions of the rope(18) not engaged with the traction sheave(24). |
