The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 30, 2007
Filed:
Dec. 24, 2001
Francis Pilloud, Chernex, CH;
Francis Pilloud, Chernex, CH;
Bobst, S.A., , CH;
Abstract
Scanning device () for register marks () printed onto a substrate () travelling into a polychrome printing machine. This device comprises at least one light source () enlightening, onto the substrate (), a lighting area () crossed by the register marks (), an optic () which allows obtaining onto a photosensitive element () the images of said register marks named as a plurality of portions () successively scanned with a certain scanning rate, as well as a microprocessor () driving the light of the light source () and controlling electric pulses issued by pixels () of the photosensitive element (). The source () enlightens the lighting area () of the substrate () with at least one modulation of its color and/or of its intensity during the simultaneous or sequential scanning of at least two register marks. ().