INK CARTRIDGE, ESPECIALLY FOR AN INK JET PRINTER
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United States of America Patent
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Issued Date -
Oct 7, 2010
app pub date -
Nov 18, 2008
filing date -
Nov 19, 2007
priority date (Note) -
Abandoned
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Abstract
An ink cartridge (10) having an ink reservoir which delimits in a first chamber (17) a free-ink volume (16) and in a second chamber (18) a capillary volume (15), the two chambers (17, 18) being in fluidic connection with one another, and there being an ink outlet (21) associated with the chamber (18) delimiting the capillary volume (15). A bubble generator is provided in the form of a dip tube (29) which dips into the free-ink volume (16) and is connectible to the external environment and at the distal end of which there is formed at least one opening (30) for the introduction of air bubbles.
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