Liquid ejection head and liquid ejection apparatus
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United States of America Patent
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-
Nov 24, 2015
Grant Date -
Oct 16, 2014
app pub date -
Mar 28, 2014
filing date -
Apr 12, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A liquid ejection head includes a recording element substrate having an ejection port, a support member having a recessed portion and supporting the recording element substrate by a bottom portion of the recessed portion, wiring electrically connected to the recording element substrate and extending between the recording element substrate and a side surface of the recessed portion, a sealant with which the wiring is covered, and a passage formed in the support member and allowing a first region where the sealant is placed and a second region different from the sealed region to communicate with each other.
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Cited Art Landscape
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