Twisting method and twisting frame utilizing I/F fluctuations
US5813210A · kind A · utility
2Cited by
9References
8Claims
0Family size
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Key dates
| Filing date | May 9, 1997 |
| Grant date | Sep 29, 1998 |
| Priority date | — |
| Expiry date | May 9, 2017 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01H1/006
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A twisting frame 1, and a method of twisting yarn 11 in which a twist is applied to the yarn by signals having a 1/f fluctuation to yield a yarn 11 in which the yarn count varies with a 1/f fluctuation. The first aspect is a twisting method that applies twist to a single yarn or a plural number of yarns, in which a twist is applied to the yarn or yarns by setting the twist count to correspond to the strengths of serial signals having a 1/f fluctuation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.