Ink cartridge for ink jet printer having easy ink supplementing function
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United States of America Patent
Stats
-
Apr 27, 1999
Grant Date -
N/A
app pub date -
Feb 24, 1997
filing date -
Feb 24, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An ink cartridge for ink jet printers having an easy ink-complementing function that includes a reservoir for storing ink, an opening plate for controlling the drop-size of ink, an ink reserving elastic member disposed in the reservoir to reserve and feed ink, a cap for capping the reservoir, and a supplemental ink overflow preventing unit placed within the cap. The overflow preventing unit has an injection hole, and makes it possible to identify the supplemental ink overflowing around the injection hole and to automatically inject the overflow ink by self-gravity.
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Cited Art Landscape
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