Rope for heavy lifting applications

Details Rope for heavy lifting applications Rope for heavy lifting applications

D - Textiles, Paper

07

B

D07B 1/02 (2006.01) D07B 1/16 (2006.01)

Patent

CA 2499422

A large diameter rope (10) having improved fatigue life on a sheave, pulley, or drum is disclosed. This rope includes a blend of HMPE filaments (16) and liquid crystal polymer filaments (18) selected from the group of lyotropic polymer filaments and thermotropic polymer filaments. The rope may be constructed as a braided rope, a wire-lay rope, or a parallel core rope.

L'invention concerne une corde (10) à grand diamètre possédant une longévité à la fatigue élevée sur un réa, une poulie ou un tambour. Ladite corde est constituée d'un mélange de filaments de HMPE (16) et de filaments de polymère à cristaux liquides (18) choisis dans le groupe formé de filaments de polymère lyotropique et de filaments de polymère thermotrope. Ladite corde peut se présenter sous la forme d'une corde tressée, d'une corde à torons enroulés dans la même direction autour de l'axe central, et d'une corde à âme parallèle.

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