Patent · US Expired

Spun yarn and method and apparatus for forming spun yarn

US4711080A · kind A · utility

6Cited by
12References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 5, 1986
Grant dateDec 8, 1987
Priority date
Expiry dateFeb 5, 2006

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD02G3/36
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A bound spun yarn comprising substantially twistless core fibers and wound fibers wound spirally around the core fibers. The core fibers and the wound fibers have colors different from each other and the number of the wound fibers vary randomly in a longitudinal direction of the yarn.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.