Patent · US Expired

Registration system

US5459941A · kind A · utility

23Cited by
9References
10Claims
0Family size

Inventor

Key dates

Filing dateOct 28, 1993
Grant dateOct 24, 1995
Priority date
Expiry dateOct 28, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S101/36
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for use in printing which includes a print table mounted on a base frame, a support secured to the print table, a vision device secured to the support which is disposed such that the vision device uses a major face of the print table, securing a substrate to the print table, mounting a screen, a device for effecting relative movement between the print table and screen mounting from a first position in which the vision device can view fiducial marks carried by the substrate to a second position in which the screen is positioned between the vision device and the substrate, in which the vision device can view fiducial marks carried by the screen to facilitate the adjustment of relative positions of the screen and substrate so that the fiducial marks on the screen and substrate are in register.

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