Patent · US Expired

One-piece single metal spinneret having softened capillary zone

US5512113A · kind A · utility

0Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 1993
Grant dateApr 30, 1996
Priority date
Expiry dateNov 9, 2013

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD01D4/02
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A one-piece single metal spinneret is disclosed having a capillary zone with capillaries of a length more than 1.5 times the capillary diameter and a yield strength, outside the capillary zone, of greater than 350 MPa. A process for making the spinneret is, also, disclosed.

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