Patent · US Expired

Treating of travelling webs

US4055612A · kind A · utility

3Cited by
8References
12Claims
0Family size

Inventor

Key dates

Filing dateDec 12, 1974
Grant dateOct 25, 1977
Priority date
Expiry dateDec 12, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2553/61
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Relatively inflexible travelling webs, such as carpets or rugs having a coating on the reverse side thereof, are guided in a convoluted path around a plurality of guide rollers, and in this path they are heated by being subjected to steam heat, hot air heat, heat-producing radiation or heat derived from other sources.

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