Ink jet recording by superimposing inks of different densities
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United States of America Patent
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Nov 16, 1999
Issued Date -
N/A
app pub date -
Jan 27, 1994
filing date -
Mar 24, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention is a recording head cartridge which includes a plurality of inks having a density difference for an ink of one color, includes recording heads on a single substrate or in an adjacent aligned state, and integrates ink tanks for the plurality of inks, so as to reliably perform gradation recording while achieving a simple control circuit, and improvement in operability upon replacement. This invention also provides a structure in which ink tanks in the cartridge are integrated to determine a light/depth printing order, and have different volumes so as to improve advantages of replacement.
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Cited Art Landscape
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