Filter wicks for ink jet cartridges
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United States of America Patent
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-
Aug 19, 2008
Grant Date -
N/A
app pub date -
Oct 25, 2004
filing date -
Oct 25, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An ink cartridge having an ink chamber including a wall, an outlet port extending from the wall, an outlet passage through the port and communicating with said chamber and an ink absorbing member in the chamber, is provided with a filter member of sintered plastic material between the ink absorbent member and the passage and a wick member of sintered plastic material in the passage. The wick member has a downstream end in the outlet passage and a printer needle passage extends into the wick member from the downstream end thereof.
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