Patent ID: 7988273
Filing Date: 2011-08-02
Classification: B41J

Abstract:
1. A droplet discharge apparatus comprising: a droplet discharge head that discharges droplets; a liquid retention unit that is provided below the droplet discharge head, the liquid retention unit including an atmosphere open port; a liquid channel that couples the droplet discharge head and the liquid retention unit; a liquid tank that retains liquid therein, the liquid tank being sealed; a liquid inflow channel that couples the liquid retention unit and the liquid tank, an inflow port of the liquid inflow channel in the liquid retention unit being located below the atmosphere open port; a liquid sending channel that couples the liquid tank and the droplet discharge head to send the liquid from the liquid tank to the droplet discharge head; and a pump that is provided in the liquid inflow channel, the pump causing the liquid in the liquid tank to be sent to the droplet discharge head.