Braided Polyester Fiber Core in Steel Wire Rope
AssigneeWirerope Works, Inc.
InventorsEric Stahl, Kim Konyar
Life of this patent
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Abstract
A wire rope for elevator systems used to hoist, compensate, and govern an elevator car. The wire rope may include six to ten outer steel strands surrounding a central braided polyester core. The wire rope may include six to ten outer steel strands and six to ten inner steel strands surrounding a central braided polyester core. The braided polyester core may include 8-24 single- or double-braided outer strands surrounding a polyester core center that may include parallel fibers, twisted fibers, twisted strands, single-braided strands, or double-braided strands.
Claims20
An elevator wire rope comprising:
- a braided polyester core;
- and
- at least six outer strands provided around the braided polyester core.
An elevator wire rope comprising:
- a braided polyester core comprising an inner core and an outer core;
- and
- at least six outer strands provided around the braided polyester core, each outer strand comprising:
- a central wire;
- at least four intermediate wires surrounding the central wire;
- and
- at least four exterior wires surrounding the intermediate wires.
Dependencies are inferred from the claim text.