Patent ID: 8398231
Filing Date: 2013-03-19
Classification: B41J

Abstract:
1. A continuous web printer comprising: an inlet for receiving a web of media from a media web roll unwinder; an outlet for delivery to a media web roll winder; a media feed path extending from the inlet to the outlet; a plurality of pagewidth inkjet printhead assemblies for printing on both sides of the web; and a plurality of sets of maintenance stations for maintaining the pagewidth inkjet printhead assemblies, wherein: the media feed path has an upper print zone positioned above a lower print zone, the upper print zone being a section of the media feed path in which one side of the web is printed and the lower print zone being a section of the media feed path in which the other side of the web is printed; the upper print zone and the lower print zone are defined by media rollers with their axes of rotation on an arcuate path, the arcuate path of the upper print zone being vertically spaced from the arcuate path of the lower print zone such that the media feed path through the upper and lower print zones comprises a series of flat segments extending between adjacent rollers, each pagewidth inkjet printhead assembly being positioned opposite a respective one of the flat segments; and each set of maintenance stations is positioned between adjacent rollers and opposite a respective pagewidth inkjet printhead assembly.