Patent · US Expired

Web stretching apparatus

US4614011A · kind A · utility

13Cited by
8References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 1985
Grant dateSep 30, 1986
Priority date
Expiry dateNov 26, 2005

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06C3/025
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Web-stretching apparatus wherein the web, gripped by web-gripping devices mounted to carriages which run on guide rails, is stretched by increasing the distance between adjacent gripping devices by altering the degree of extension of an articulated chain to which the carriages are attached.

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