Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2006-08-14
2009-06-23
Do, An H (Department: 2853)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S065000
Reexamination Certificate
active
07549728
ABSTRACT:
A micro-electromechanical ink ejection mechanism for an inkjet printer includes a substrate that defines an ink ejection channel through which ink can be ejected. A drive circuitry layer is positioned on the substrate. A wall extends from the substrate. An ink ejection member, together with the wall and the substrate, defines an ink chamber into which ink can be supplied. The ink ejection member and the wall are positioned so that the ink chamber is in fluid communication with an inlet of the ink ejection channel. An actuating device is connected to the drive circuitry layer and configured to displace the ink ejection member reciprocally so that the volume of the ink chamber can be decreased and subsequently increased to eject ink through the ink ejection channel.
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Do An H
Silverbrook Research Pty Ltd
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