Liquid discharge head, recovery method and manufacturing method for liquid discharge head, and liquid discharge apparatus using liquid discharge head
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United States of America Patent
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-
Nov 21, 2000
Grant Date -
N/A
app pub date -
Jul 9, 1997
filing date -
Jul 12, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
According to the present invention, the liquid discharge head comprises a first liquid flow path communicating with a discharge opening for discharging liquid, a second liquid flow path having a bubble-generating region in which bubbles are generated in the liquid by heating the liquid, a movable member located between the first liquid flow path and the bubble-generating region, having a free end on the side of the discharge opening, the free end moving toward the first liquid flow path by pressure exerted by bubbles generated in the bubble-generating region to direct the pressure toward the discharge opening, wherein the first liquid flow is provided in plural, and wherein a first supply path for supplying the liquid to a first liquid chamber communicating with in common the plurality of first liquid flow paths communicates with the first liquid chamber through a plurality of first supply ports.
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