Liquid discharge head
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United States of America Patent
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Apr 25, 2017
Issued Date -
N/A
app pub date -
Jul 20, 2016
filing date -
Jul 24, 2015
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A liquid discharge head includes a print element substrate provided with discharge ports, through which liquid is discharged; and a support member having a liquid chamber, which is provided with a communicating opening that communicates with the discharge ports, wherein the liquid chamber has a first surface provided with the communicating opening, and a second surface facing the first surface, the second surface is provided with a buffer chamber, which is a hollow space for storing gas, and the buffer chamber has, in the second surface, an opening having a projecting portion projecting toward the inner side of the opening.
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