Thermal printing device, method for printing an image using said printing device and system for printing an image

A printing device comprising:

• a platen for supporting an imaging member during a printing operation;
• and
• thermal printing means for printing in a first printing position on a first surface of said imaging member in a first transport path of said imaging member and in a second printing position on a second surface of said imaging member in a second transport path of said imaging member;
• said thermal printing means comprising at least one print head subassembly comprising at least one thermal print head for thermal printing on said imaging member;
• wherein the positions of the print line of said print head for printing in said first and said second printing positions are each offset from any plane that includes the axis of said platen and any line of contact between said platen and said imaging member.