Patent · US Expired

Laminated hook fastener

US5744080A · kind A · utility

55Cited by
26References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 1996
Grant dateApr 28, 1998
Priority date
Expiry dateMay 21, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/184
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An extruded hook fastener strip is created on a roll having hook forming cavities in its surface by extruding plastic material into the interface between the forming roll and a second strip carried by a backing roll. The second strip is firmly bonded to the fastener strip on that side opposite the formed hooks.

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