Liquid discharging method, liquid discharge head and liquid discharging apparatus
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United States of America Patent
Stats
-
Mar 18, 2003
Grant Date -
N/A
app pub date -
Jul 27, 2000
filing date -
Jul 27, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A liquid discharge method through a liquid discharge head provided with a liquid flow path having a bubble generating area, in which a bubble is generated from liquid; a heater for generating heat energy to generate and grow the bubble; a discharge port which communicates to the liquid flow path and is a portion for discharging the liquid; a movable member provided in the bubble generating area, having a free end which shifts along with growth of the bubble; and a liquid flow regulating portion for regulating liquid flow in a direction opposite to the discharge port in a displacement process of the movable member and the growth of the bubble, having a step of forming space substantially closed in the liquid flow path having the bubble generating area except for the discharge port by bringing the free end of the movable member in the displacement process, close to the liquid flow regulating portion without substantially contacting each other.
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