Patent 7628857 was granted and assigned to Objet Geometries on December, 2009 by the United States Patent and Trademark Office.
A system and a method for printing of three-dimensional objects are provided. The system may include at least two replaceable printing trays and the method may include printing using a printing head a first three dimensional object on a first replaceable printing tray in a printing area; automatically moving the first tray from the printing area; automatically placing a second replaceable printing tray in the printing area; and immediately resuming printing a second three dimensional object on the second tray.