Patent · US Expired

Method and apparatus for producing helically wrapped yarn

US4003194A · kind A · utility

19Cited by
6References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 24, 1975
Grant dateJan 18, 1977
Priority date
Expiry dateMar 24, 1995

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD02G3/38
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Helically wrapped yarn, having a bundle of substantially parallel core staple fibers, with uniformly helically wrapped staple fibers, and apparatus and method.

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