Liquid discharge head

Details Liquid discharge head Liquid discharge head

2011-01-18

2011-01-18

Stephens, Juanita D (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S017000, C347S058000, C347S072000

Reexamination Certificate

active

07871151

ABSTRACT:
A liquid discharge head includes a discharge element including a discharge port, a liquid supply port, an electric connection terminal, and a heat transfer terminal. The discharge head also includes a supporting member including an electric connection terminal portion formed on a first surface thereof and electrically connected to the electric connection terminal, a heat transfer terminal junction portion formed on the first surface and connected to the heat transfer terminal, a plurality of through-holes extending between the first surface and a second surface of the supporting member, a partition wall portion separating the through-holes from each other, and a heat transfer path connected to the heat transfer terminal junction portion. An interval between the through-holes increases according to a direction from the first surface to the second surface. A volume of the heat transfer path increases according to the increase of the interval.

REFERENCES:
patent: 6099109 (2000-08-01), Komuro
patent: 2006-91012 (2006-04-01), None

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