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.

Date of Patent:
Apr. 18, 2000

Filed:

Oct. 16, 1997
Applicant:
Inventors:

Ronald J Enderle, Dayton, OH (US);

Russell L Bartley, Urbana, OH (US);

James E Knight, Dayton, OH (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41F / ;
U.S. Cl.
CPC ...
101222 ; 101223 ; 101221 ; 101220 ;
Abstract

A multi-pass imaging system and method provides for duplex documents and multiple color images with variable information to be printed by re-entering a substrate into a same tower system, employing a split roller design, for generating subsequent portions of a printed image. When a webbed substrate is fed into a tower, a first one in each of multiple pairs of rollers moves the substrate past a first set of printheads for generating a first portion of the printed image. The substrate is then re-entered into the tower, and a second one in each of the multiple pairs of rollers moves the substrate past a subsequent set of printheads for generating a subsequent portion of the printed image. Each of the multiple pairs of rollers comprise independently operating dual rollers on a single shaft.


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