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:
Jun. 23, 1998
Filed:
Aug. 29, 1996
Applicant:
Inventors:
Michael R Rancourt, Merrimack, NH (US);
Gerald J Drew, New Durham, NH (US);
Assignees:
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Heidelberger Harris, Inc., Dover, NH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
2502082 ; 25022729 ; 250216 ;
Abstract
A plate scanning device for measuring diffused or reflected light is provided. The plate scanning device includes a longitudinally extending silicon sensor strip and at least one light source extending substantially parallel to the sensor strip. Adjustably mounted light funnels form an aperture therebetween for receiving light reflected from a printing plate. The aperture has a width and length which is slightly smaller than a width and length of the sensor strip.