Patent ID: 6482512
Filing Date: 2002-11-19
Classification: D02G,D02J,Y10T

Abstract:
A composite textured air-entangled multi-filament yarn, comprising the combination of at least a first feed yarn and a second feed yarn both comprising continuous filament feed yarns, each of which feed yarns is of different single color from the other,said feed yarns being longitudinally arranged in at least three zones comprising (a) a first zone wherein said first feed yarn is wrapped as a sheath around a core comprising said second feed yarn, and wherein said yarns are interlacingly entangled at nodes spaced lengthwise along said first zone, (b) a transition zone wherein said sheath yarn is submerged to a core position and said core yarn is surfaced to a sheath position, and (c) a second entanglement zone located downstream of said transition zone, wherein said second feed yarn is a sheath yarn and said first feed yarn is a core feed yarn and said yarns are interlacingly entangled at nodes spaced lengthwise along said second entanglement zone.