Ink container, ink and ink jet recording apparatus using ink container
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United States of America Patent
Stats
-
Dec 25, 2001
Grant Date -
N/A
app pub date -
Oct 8, 1999
filing date -
Jul 24, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A liquid container for a liquid jet recording apparatus comprises a first chamber containing negative pressure producing material and having a liquid outlet connectable to a liquid jet head to supply liquid from the container to the liquid jet head and an air vent for allowing ambient air into the container, wherein the liquid outlet is provided in a bottom portion of the first chamber. A second chamber communicates with the first chamber by a communication path and is substantially hermetically sealed. A wall extends upwardly from the communication path of the first chamber. An ambient air introducing path is provided for between the wall and the negative pressure producing material extending from a point partly up the wall toward the communication path for introducing ambient air into the second chamber.
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