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US 2003/0156166 A1Published application
Ink-jet head and ink-jet printer having ink-jet head
AssigneeBrother Kogyo Kabushiki Kaisha
InventorAtsuo Sakaida
Life of this patent
Estimating the term…
Abstract
An ink-jet head comprising a passage unit including pressure chambers having one end connected with a nozzle and the other end to be connected with an ink supply source, and an actuator unit fixed to a surface of the passage unit for changing the volume of each pressure chamber. The actuator unit is disposed to extend over the pressure chambers. In the passage unit, the pressure chambers are arranged along a plane to neighbor each other, wherein one nozzle communicates with two or more pressure chambers.
Claims10
An ink-jet head comprising:
- a passage unit including a plurality of pressure chambers each having one end connected with a nozzle and the other end to be connected with an ink supply source, the plurality of pressure chambers being arranged along a plane so as to neighbor each other with two or more pressure chambers communicating with one nozzle;
- and
- an actuator unit fixed to a surface of the passage unit and extending over the pressure chambers for changing the volume of each of the pressure chambers.
An ink-jet printer comprising an ink-jet head, the ink-jet head comprising:
- a passage unit including a plurality of pressure chambers each having one end connected with a nozzle and the other end to be connected with an ink supply source, the pressure chambers being arranged along a plane so as to neighbor each other, two or more pressure chambers communicating with one nozzle;
- and
- an actuator unit fixed to a surface of the passage unit and extending over the pressure chambers for changing the volume of each of the pressure chambers.
Dependencies are inferred from the claim text.