Ink jet device and method for operating ink jet device
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United States of America Patent
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Dec 15, 2009
Grant Date -
Feb 7, 2008
app pub date -
Nov 30, 2006
filing date -
Aug 4, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
An ink jet device includes a print head, an ink tank containing ink therein, a first motor, a second motor, and a control unit. The ink tank is connected with the print head and configured for supplying ink to the print head. The ink contained in the ink tank exerting a static hydraulic pressure onto the print head. The first motor is configured for driving the print head to move in a direction selected from the group consisting of a vertical direction, a horizontal direction, and a combination thereof. The second motor is configured for substantially simultaneously driving the ink tank to move in response to vertical movement of the print head so as to maintain the static hydraulic pressure that the ink exerts on the print head.
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