Patent · US Expired

Papermakers fabric for corrugation machines

US5209807A · kind A · utility

14Cited by
7References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 22, 1991
Grant dateMay 11, 1993
Priority date
Expiry dateJul 22, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/3195
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A corrugation machine includes a woven papermakers fabric. The fabric has at least four layers of bulky yarns interwoven with monofilament yarns. The yarns and weave patterns are selected such that the fabric has a caliper of at least 0.2 inches, a weight of between 10 to 15 ounces per square foot and a permeability of at least 25 CFM.

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