Knit fabrics with face-to-back differentiation

Details Knit fabrics with face-to-back differentiation Knit fabrics with face-to-back differentiation

2005-01-04

2005-01-04

Worrell, Danny (Department: 3765)

Textiles: knitting

Fabrics or articles

Warp

Reexamination Certificate

active

06837078

ABSTRACT:
A double face knit fabric has a technical face with a velour or fleece surface and a first set of appearance characteristics and a technical back with a velvet surface and a second set of appearance characteristics. The first set of appearance characteristics is different from the second set of appearance characteristics. Pile yarns are processed by napping or raising to form the velour or fleece surface at the technical face and the pile yarns are processed to form the velvet surface at the technical back. The pile yarns include first yarns formed of materials having the first set of appearance characteristics selected from the group of consisting of: depth of color upon dyeing, degree of raising, degree of air permeability, susceptibility to selected dye formulation, reaction to heat, and degree of coarseness, bulk, cross-section and/or denier and second pile yarns formed of materials having the second set of appearance characteristics selected from among the group of consisting of: depth of color upon dyeing, degree of fiber straightness, degree of fiber curl, degree of fiber shrinkage, degree of fiber crimp degree of raising, reaction to heat, degree of yarn coarseness, bulk, cross-section and/or denier.

REFERENCES:
patent: 3921418 (1975-11-01), Apken
patent: 4302953 (1981-12-01), Wilkens
patent: 4315419 (1982-02-01), Kernbichler et al.
patent: 4712281 (1987-12-01), Scheller
patent: 5855125 (1999-01-01), Lohmueller et al.
patent: 6199410 (2001-03-01), Rock et al.

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