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:
Mar. 19, 1985
Filed:
Apr. 28, 1982
Applicant:
Inventors:
Frederick A Seedhouse, Webster, NY (US);
Frederick A Green, Fairport, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 58 ;
Abstract
The document registration system disclosed is incorporated in a full-frame illumination and imaging system for a photocopier capable of copying at magnification ranging from 1.0.times. through 0.647.times.. The registration system combines a non-linear movement of the projection lens in conjunction with the vertical translation of a document platen to maintain proper lens position and document corner registration throughout the magnification range.