Patent ID: 7588311
Filing Date: 2009-09-15
Classification: B41J

Abstract:
1. A discharging apparatus having a discharge head in which a plurality of discharge nozzles are arranged to discharge liquids supplied from supply ports through discharge ports, comprising: joint members equal in number to a number of the discharge nozzles and being arranged to face the discharge nozzles, wherein each joint member operates to cover either the supply port or discharge port when removing the liquid in a discharge nozzle; a connecting member selectively connectable to each of said joint members; and a pump for being connected to said connecting member and removing the liquid in each of the discharge nozzles by applying a pressure difference between the supply port and discharge port of each discharge nozzle facing one of said joint members selectively connected to said connecting member, wherein the pressure difference of the pump is applied to one of the discharge nozzles by connecting said connecting member to one of the joint members which has been operated to cover either the supply port or discharge port of the one of the discharge nozzles.