Patent · US Expired

Method for heating an advancing yarn

US4902461A · kind A · utility

16Cited by
5References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 17, 1988
Grant dateFeb 20, 1990
Priority date
Expiry dateMar 17, 2008

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD02J13/001
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A heating tube is adapted for use in a melt spinning process for producing a highly oriented yarn wherein an elongated heating tube having provision for adjusting the effective heating length in accordance with pre-existing yarn properties and so as to achieve the desired properties in the finished yarn.

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