Patent ID: 7756454
Filing Date: 2010-07-13
Classification: G03G

Abstract:
1. A hybrid single pass, multi-pass full color printing system comprising: a) a machine frame b) a moveable intermediate transfer belt (ITB) mounted within said machine frame and having a path of movement; c) a plurality of single pass image output modules mounted within said machine frame along said path of movement, each single pass image output module of said plurality of single pass image output modules having imaging devices including an image carrying member and a single developer housing containing a single color developer for forming a color image in a single pass on said image carrying member for transfer onto said ITB; and d) at least one single pass, multi-pass image output module also mounted within said machine frame along said path of movement, said at least one single pass, multi-pass image output module having imaging devices including an image bearing member and a plural number of selectable developer housings, and each of said selectable developer housings containing a single spot color developer for forming spot color images in single passes and in multiple passes on said image bearing member for transfer onto said ITB.