Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2007-04-24
2007-04-24
Hsieh, Shih-Wen (Department: 2861)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S023000, C347S047000
Reexamination Certificate
active
10936657
ABSTRACT:
The inkjet head comprises: a nozzle which discharges droplets of ink through an ink discharge port to perform recording onto a recording medium, the ink being supplied through a supply duct, at least partial cross section of the nozzle on a side of the ink discharge port broadening toward the ink discharge port; and a device which moves a position of a boundary surface of the ink between a first boundary surface keeping position inside the nozzle at which the boundary surface of the ink is kept for recording and a second boundary surface keeping position inside the nozzle at which the boundary surface of the ink is kept for cleaning the nozzle under pressure less than or equal to ink discharging pressure, wherein fouling around the nozzle is collected by moving the position of the boundary surface of the ink between the first boundary surface keeping position and the second boundary surface keeping position.
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Kodama Kenichi
Kojima Toshiya
Birch, Stewart, Kolasch and Birch LLP
Fujifilm Corporation
Hsieh Shih-Wen
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