Ink jet recording apparatus for recovering recording head
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United States of America Patent
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-
Oct 1, 1996
Issued Date -
N/A
app pub date -
Mar 12, 1993
filing date -
Feb 26, 1990
priority date (Note) -
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status (Latency Note)
Importance
Abstract
An ink jet recording apparatus which records by discharging ink onto a recording medium comprises recording head for recording on the recording medium by discharging ink through discharge ports; an ink tank for storing the ink; a first ink flow channel for passing the ink from the ink tank to the recording head; a second ink flow channel for passing the ink from the recording head into the ink tank; a third ink flow channel communicating the ink tank with the first ink channel; a filter provided in the first ink flow channel; and a back flow prevention valve provided in the first, the second and the third ink flow channels.
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