Patent ID: 8746690

Claim:
A printer configured to print in a duplex mode, the printer comprising: a media input holder; a pick roller for advancing a sheet of recording medium from the media input holder; a feed roller for advancing the sheet of recording medium toward a print region when rotating in a forward direction; a duplexing unit for reversing an orientation of the sheet of recording medium, the duplexing unit comprising: an outer member including an inner surface; and an inner member that is housed within the outer member, the inner member including: a stationary structural element having an outer surface with a radius of curvature; and a freely rotatable element having a radius that is larger than the radius of curvature of the stationary structural element, wherein a duplexing path is provided between the inner surface of the outer member and a contact surface of the freely rotatable element; and a duplexing roller for moving the sheet of recording medium through the duplexing unit, wherein the duplexing roller is disposed between the feed roller and the duplexing unit.