Liquid ejection head
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United States of America Patent
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Apr 11, 2017
Grant Date -
Jan 26, 2017
app pub date -
Jul 6, 2016
filing date -
Jul 24, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Provided is a liquid ejection head, including: an ejection unit including: a recording element substrate including a plurality of recording elements configured to generate energy; and a support member formed of a plate-like member and configured to support the recording element substrate, the support member including: a liquid chamber configured to store liquid therein, and an inlet formed in the liquid chamber so as to allow the liquid to flow into the liquid chamber; a flow path unit including a liquid path through which the liquid is supplied into the ejection unit from a liquid tank storing the liquid therein; a joint member sandwiched between the support member and the flow path unit and configured to seal the liquid; and a buffer chamber formed in a space defined by the joint member, the ejection unit, and the flow path unit and configured to retain gas therein.
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