Ink-jet head and ink-jet printer

Details Ink-jet head and ink-jet printer Ink-jet head and ink-jet printer

2005-08-09

2005-08-09

Hsieh, Shih-Wen (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

Reexamination Certificate

active

06926382

ABSTRACT:
An ink-jet head comprises pressure chambers arranged along a first flat face, and nozzles each open in a second flat face opposing to the first flat face. The nozzles are connected to the respective pressure chambers. The ink-jet head further comprises a common ink chamber extending along an arrangement of the nozzles. The common ink chamber is connected to each pressure chamber to supply ink to the pressure chamber. The ink-jet head further comprises a wall provided between the second flat face and a wall surface of the common ink chamber. The wall comprises a bottom at a distance not less than a predetermined distance from the second flat face, and a reinforcement portion at a distance more than the predetermined distance from the second flat face.

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patent: WO 01/54851 (2001-08-01), None

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