Multi-color fiber fluff products and method and apparatus for making same
US7026048B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jul 1, 2003 |
| Grant date | Apr 11, 2006 |
| Priority date | — |
| Expiry date | Nov 20, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/40
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for making a decorative mass of fiber fluff wherein a source of supply of staple fibers made of natural or synthetic textile fiber and arranged in continuous form, such as in a strand of yarn, are provided as a pattern array of discrete streams of different selected colors with the colors being uniform in each stream and comprising at least one base color and one contrasting color. The array stream of fibers is fed as an array of multiple strands of yarn into a carding operation wherein the fibers are brushed or carded from their input form into card or brush clothing to thereby only partially intermix fibers of at least two different colors in the bristles or wires of the card or brush clothing. The accumulated fibers are then removed from the clothing to form a pillow batt or roving having a streaked appearance representative of the original colors of the individual yarn strands, and with a partial intermixing and blending of the streaks of one color with those of another. The pillows, batts or roving are stretched, twisted or otherwise slightly further worked into a final fluff product having randomly dispersed bands, streaks and/or islands of one color so…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.