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US 4,351,147 AGranted
Spun-like yarn
AssigneeFiber Industries, Inc.
InventorsLawrence E. Blackmon, Darrell A. Kelly, Wayne T. Mowe, Jing-peir Yu
Life of this patent
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Abstract
A textured continuous filament yarn combining a luxuriant, soft hand with improved moisture wicking for greater comfort in garments. Some filaments have a denier which varies at least 25% (preferably 300-500%), and other filaments have a spiral cross-section.
Claims5
A textured yarn having a soft luxuriant hand and improved wicking, comprising:
- a. a first plurality of filaments comprising alternating S-twisted and Z-twisted helically coiled regions connected by twist reversal regions, each of said first plurality of filaments having a cross-sectional area which varies from small values in thin regions to large values in thick regions along its length, said large values being at least 25% greater than said small values, said thick and thin regions being out of phase from filament to filament along the length of said yarn, and
- b. a second plurality of filaments comprising alternating S-twisted and Z-twisted helically coiled regions connected by twist reversal regions, each of said second plurality of filaments having a cross-section comprising a spiral and wherein the outer portion of said spiral lies at the inside of the coils of said helically coiled regions.
Dependencies are inferred from the claim text.