Patent ID: 8123334
Filing Date: 2012-02-28
Classification: B41J

Abstract:
1. A liquid ejection head comprising: a nozzle plate having a nozzle surface in which at least one nozzle for ejecting droplets of a liquid are formed; an anti-drying liquid supply port which supplies an anti-drying liquid to the nozzle surface of the nozzle plate; a flow channel portion which is formed in the nozzle surface and through which the anti-drying liquid supplied to the nozzle surface from the anti-drying liquid supply port flows; and an anti-drying liquid discharge port which suctions and discharges the anti-drying liquid flowing through the flow channel portion on the nozzle surface, from the nozzle surface, wherein, while the anti-drying liquid flows through the flow channel portion, the anti-drying liquid evaporates to increase humidity.