Patent · US Expired

Method for drawing yarn

US4229404A · kind A · utility

4Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 28, 1978
Grant dateOct 21, 1980
Priority date
Expiry dateApr 28, 1998

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD02J1/22
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A plurality of yarns are drawn from supply sources onto feed rolls and over a set of draw rolls in adjacent relationship. The yarns are urged into a desired contiguous relationship on the draw rolls by a concave guide surface in the course of passing from the yarn feed rolls to the draw rolls.

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