Patent ID: 7648294

Claim:
A modular printer comprising: a housing having an upper and lower cover, with a first side wall having an air duct with an air inlet, and a second side wall defining air exit vents, so that warm air can be ducted over print media passing through the housing; entry and exit media feed roller assemblies located at opposite ends of the housing for feeding the print media through the housing, each roller assembly having a pair of rollers with a print media feed path interposed between the rollers; and a print engine having two opposing arcuate printheads, each with a radius of curvature which approximates a radius of the rollers, the printheads being at least partially received between opposite halves of the rollers of the entry roller assembly, said print engine configured to print ink followed by a fixative onto the print media, the feed assemblies configured to feed the media through the housing at a predetermined rate so that said media only leaves the housing when the fixative has dried.