Liquid jet recording head with nonlinear liquid passages and liquid jet recording apparatus having same
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United States of America Patent
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-
Sep 15, 1992
Grant Date -
N/A
app pub date -
Sep 17, 1990
filing date -
Sep 18, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A liquid jet recording head includes a heat generating element; a heat acting zone in which heat generated by the heat generating device acts on liquid; a liquid feeding passage adjacent to the heat acting zone having a liquid supply opening for supplying liquid to the heat acting zone; a liquid ejection passage adjacent the heat acting zone and having an orifice through which the liquid is ejected; wherein a center line passing through the center of the liquid supply opening along a direction of the liquid supply from the liquid supply passage to the heat acting zone is directly across a wall constituting the liquid ejection passage.
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