Patent · US Expired

Method and apparatus for applying patterns to a planar structure from dye patches floated down ramp on film of carrier fluid

US4505713A · kind A · utility

2Cited by
5References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 1983
Grant dateMar 19, 1985
Priority date
Expiry dateMar 1, 2003

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06B11/0063
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A pattern is applied to a travelling web, such as a rug, by delivering a carrier liquid with individually spaced apart quantities of a pattern liquid therein to the surface of the rug. The pattern liquid is delivered into or onto the carrier liquid via various types of applicator means and the individual quantities of pattern liquid are maintained in spaced apart relation at least until being deposited onto the nap of the rug.

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