Liquid recording head

Details Liquid recording head Liquid recording head

2011-04-19

2011-04-19

Feggins, K. (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

Reexamination Certificate

active

07926917

ABSTRACT:
A liquid recording head for effecting recording by ejecting droplets from a plurality of ejection outlets formed on a substrate is provided. The liquid recording head includes a plurality of large droplet ejection outlets each having a relatively large ejection amount, a plurality of small droplet ejection outlets each having a relatively small ejection amount, energy generating elements for generating energy for ejecting the droplets from the plurality of large droplet ejection outlets and the plurality of small droplet ejection outlets, a liquid chamber for retaining liquid to be ejected from the plurality of large droplet ejection outlets or the plurality of small droplet ejection outlets, at least two first flow passages for establishing communication between the liquid chamber and one of the large droplet ejection outlets, and second flow passages for establishing communication between the liquid chamber and the small droplet ejection outlets.

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