Rope for a hoisting device and elevator

Rope for a hoisting device and elevator

  • CN 104,555,658 B
  • Filed: 10/09/2014
  • Issued: 05/01/2020
  • Est. Priority Date: 10/10/2013
  • Status: Active Grant
First Claim
Patent Images

1. A rope (11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22) for a hoisting device, which rope (11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22) is belt-shaped and comprises several parallel load-bearing members (10, 10'"'"', 10 ", 10" '"'"', 10 "", 10 "" '"'"', 10 "" "" "") which are spaced apart in the width direction of the belt-shaped rope (11-22) and embedded in a common coating (30), each load-bearing member (10, 10'"'"', 10 ", 10" '"'"', 10 "", 10 "" '"'"', 10 "") comprising several load-bearing threads (1, 1 '"'"', 1 ", 1" '"'"', 1 "", 1 "" "" ") twisted together, characterized in that the load-bearing threads (1, 1 '"'"', 1" "" "", 1 "'"'"', 1" ", 1" "'"'"', 1" "") is made of a composite material comprising reinforcing fibers (f) embedded in a polymer matrix (m),the cord (17) has an undulating side surface provided with grooves (37, 38) oriented in the longitudinal direction of the cord (17), including a groove (38) of a first depth centered between adjacent load bearing members in the width direction of the cord and a groove (37) of a second depth located near a load bearing member (10 ") in the width direction of the cord (17), the second depth being less than the first depth.

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