Patent ID: 7757628

Claim:
A system for depositing electronically interactive liquefied material onto a support surface, the system comprising: a distribution unit comprising at least one chamber and nozzles which eject the liquefied material onto the support surface; and a feeding system which feeds the liquefied material to the distribution unit, the feeding system comprising: a main container which stores the liquefied material; and a movable regulator connected to the main container and to the distribution unit, wherein a movement of the regulator regulates a distribution of pressure between the regulator and the distribution unit, thus altering a pressure in the at least one chamber and altering an ejection pressure of the nozzles, wherein the feeding system supplies different distribution pressures p 1 and p 2 during a printing operation and supplies a pressure p 3 during a cleaning operation; and wherein p 1 >p 2 and p 3 >p 1 .