Patent · US Expired

Apparatus for applying patterns to a planar structure

US4375158A · kind A · utility

8Cited by
6References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 1980
Grant dateMar 1, 1983
Priority date
Expiry dateFeb 11, 2000

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.