| 摘要 |
PROBLEM TO BE SOLVED: To provide the nozzle washing device of a liquid dispenser constituted so as to stabilize a discharge state by removing the deposit in the vicinity of the nozzle orifice of a nozzle by washing the nozzle having the nozzle orifice for discharging a liquid with droplets of a washing solution, and a nozzle washing method. SOLUTION: The liquid dispenser is constituted so as to discharge the liquid held in a liquid holding member 10 from the nozzle orifice 12 of the nozzle 13 using a liquid discharge head 14 equipped with a liquid holding member 10, a discharge pressure producing means 11 and the nozzle 13 having the nozzle orifice 12. The nozzle discharge device for washing the nozzle 13 of the liquid dispenser is equipped with a washing solution supply means 15 provided at the supply position in the vicinity of the nozzle 13 and forming liquid driplets of the washing solution to supply the same to the nozzle 13 and a washing solution sucking means 16 provided in the suction position in the vicinity of the nozzle 13 to suck the liquid droplets of the washing solution supplied to the nozzle 13 from the washing solution supply means 15. COPYRIGHT: (C)2005,JPO&NCIPI |
