Patent ID: 7980681
Filing Date: 2011-07-19
Classification: B41J

Abstract:
1. An ink-jet head having a reservoir storing ink, a chamber being supplied with the ink from the reservoir, a restrictor connecting the reservoir to the chamber, and a nozzle discharging the ink, the ink-jet head comprising: a chamber plate, the chamber being formed in the chamber plate; a vibration plate, being laminated on an upper surface of the chamber plate to cover the chamber, a first coil being placed in the vibration plate; a first middle plate, the restrictor being formed in the first middle plate, the first middle plate being laminated on a lower surface of the chamber plate, a second coil being placed in the first middle plate; a lower plate part, the reservoir and the nozzle being formed in the lower plate part, the lower plate part being laminated on a lower surface of the first middle plate; and a via, the via passing through the vibration plate and the chamber plate to be electrically connected to the second coil.