Patent · US Expired

Web stencilling and drying apparatus

US3973493A · kind A · utility

4Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 1974
Grant dateAug 10, 1976
Priority date
Expiry dateNov 1, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2408/215
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Web stencilling and drying apparatus for web stock with at least one intermittent feed stencilling station and slit registry means for stock therefor, a continuous feed ultraviolet drying station, and first and second dynamic flow pressure differential web controllers upstream and downstream of the ultraviolet drying station, the first one including sensors responsive to the length of the web loop therein to control web intermittently fed thereto and continuously fed therefrom.

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