Patent · US Expired

Web slit registry

US3973492A · kind A · utility

4Cited by
10References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 1974
Grant dateAug 10, 1976
Priority date
Expiry dateOct 31, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/4635
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Slit registry apparatus and method for registry of flexible, generally planar stock as for stencilling thereon, involving formation of periodic transverse slits and adjacent edges in the stock, at least one of the edges and the adjacent stock zone or area being offset from the plane of the stock for engagement of this offset edge by a registration surface.

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