Liquid discharge head, recovery method and manufacturing method

Details Liquid discharge head, recovery method and manufacturing method Liquid discharge head, recovery method and manufacturing method

1997-07-09

2000-11-21

Barlow, John

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 85, B41J 205, B41J 2175

Patent

active

061510491

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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