FLUID EJECTION DEVICE
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United States of America Patent
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app pub date -
Sep 23, 2015
filing date -
Mar 11, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A fluid ejection device includes a fluid chamber configured to store fluid, a nozzle configured to eject the fluid stored in the fluid chamber, a fluid supply channel connected to the fluid chamber and configured to supply the fluid to the fluid chamber, an air bubbles generating member configured to generate air bubbles in the fluid chamber, and a partitioning wall portion configured to separate the fluid chamber and the fluid supply channel, support the air bubbles generating member. The partitioning wall portion include at least one hole, communicating the fluid chamber and the fluid supply channel. The hole is configured to inhibit backflow during ejection of a jet pulse.
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