| 摘要 |
PROBLEM TO BE SOLVED: To prolong the lifetime of a wire rope for an elevator, and to reduce manufacturing costs. SOLUTION: A wire rope for elevator includes a steel core 10 having a substantially circular overall section with a plurality of steel element wires 8 twisted, a core wire covering material 12 in which synthetic fibers are knit in a cylindrical shape to cover the entire circumference of the steel core 10, a solid lubricant 13 filled in the core wire covering material 12, strands 7d, formed by twisting a plurality of steel element wires 8, and arrayed so as to surround the core wire covering material 12, and a synthetic resin-made outer covering layer 14 which is arranged to cover the entire circumference of the plurality of strands 7d to cover the surface of the wire rope. COPYRIGHT: (C)2011,JPO&INPIT
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