Patent · US Expired

Method and apparatus for the automated inspection of yarn packages

US6633383B1 · kind B1 · utility

5Cited by
4References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 25, 2000
Grant dateOct 14, 2003
Priority date
Expiry dateNov 8, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2701/31
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A filament inspection method for detecting abnormalities in a wound yarn package includes illuminating the yarn package while sensing and recording an image of the illuminated yarn package. The method further includes evaluating the recorded image in accordance with predetermined criteria to determine thereby whether the recorded image indicates the presence of any abnormalities in the yarn package.

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