Patent · US Expired

System for electronically grading yarn

US5541734A · kind A · utility

3Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 1994
Grant dateJul 30, 1996
Priority date
Expiry dateMar 10, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01B11/10
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A system for electronically comparing yarn lengths to assist in grading yarn appearance quality in which the yarn diameter at a number of locations along the total length of the yarn is determined, and representations of the diameters of the yarn are displayed to allow comparison of portions of the yarn.

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