Twist plied yarn package with segregated nodes
US7165735B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2001 |
| Grant date | Jan 23, 2007 |
| Priority date | — |
| Expiry date | Apr 6, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/31
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A yarn package, provided on a yarn package holder, such as a tube, wherein the yarn is at least partly unstable, such that a variation in the yarn tension results in a rotational movement thereof. The position of the yarn in the yarn package is controlled by the direction of the rotation of the yarn. Also a method for forming a yarn package, wherein the position of the nodes is determined. An apparatus for the production of alternative twist plied yarn and for the formation of a yarn package by winding the alternate twist plied yarn on a yarn package holder, such as a tube, producing alternate twist plied yarn, guiding the alternate twist plied yarn along the longitudinal axis of the package being formed whereby the producing the alternate twist plied yarn is synchronized with the guiding the alternate twist plied yarn along the longitudinal axis of the package.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.