Patent ID: 7850276

Claim:
An apparatus adapted to print graphical or text information on a surface of a rotatable flat medium, comprising: a print head a rotatable mechanism adapted to hold and rotate the flat medium the rotatable mechanism also adapted to be moved in a lateral direction in relation to the print head while simultaneously spinning the medium to enable printing of information on the medium by the print head, and wherein the mechanism is adapted such that the medium is moved laterally in incremental steps; wherein the rotatable mechanism comprises a sled movable during printing in a lateral direction in relation to the print head, and further comprising a print head maintenance station operably connected to the sled in such fashion that components of the maintenance station cap the print head in a first position and move in conjunction with lateral movement of the sled and in a direction substantially aligned parallel with respect to the sled motion to a second position in which the print head is not capped by components of the maintenance station.