Patent · US Expired

Apparatus useful in control of edge uniformity in nonwoven fabrics

US4186470A · kind A · utility

3Cited by
6References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 27, 1978
Grant dateFeb 5, 1980
Priority date
Expiry dateJun 27, 1998

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD04H1/44
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A nonwoven fabric is passed to a compression zone wherein the edge portions of said fabric are compressed to produce a nonwoven fabric with a uniform thickness.

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