Ink cartridges and inkjet printers

Details Ink cartridges and inkjet printers Ink cartridges and inkjet printers

2011-03-29

2011-03-29

Meier, Stephen D (Department: 2853)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

Reexamination Certificate

active

07914134

ABSTRACT:
An ink cartridge includes an ink chamber configured to store an ink, and a wall which includes a first end and a second end opposite the first end. The ink cartridge also includes an ink supply portion configured to supply the ink from an interior of the ink chamber to an exterior of the ink chamber, and the ink supply portion is positioned at the wall adjacent to the second end of the wall. Moreover, the ink cartridge includes a protrusion extending from the wall, and the protrusion is positioned between the ink supply portion and the second end of the wall. In embodiment, the protrusion has a plurality of grooves formed therein. In another embodiment, the protrusion has a plurality of openings formed therethrough or therein.

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Chinese Patent Office, Chinese Office Action issued in corresponding Chinese Application No. 200710088502.4 dated Dec. 5, 2008.

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