Ink-jet printhead and method of manufacturing the same

Details Ink-jet printhead and method of manufacturing the same Ink-jet printhead and method of manufacturing the same

2005-02-01

2005-02-01

Gordon, Raquel Yvette (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

Reexamination Certificate

active

06848772

ABSTRACT:
An ink-jet printhead and a method of manufacturing the ink-jet printhead include forming an insulating layer on a surface of a substrate, forming a metallic thin layer on the insulating layer, pattering the metallic thin layer through dry etching to form a plurality of pairs of conductors corresponding to a plurality of heaters to be formed in a subsequent operation, forming a resistant material layer on the substrate, patterning the resistant material layer through dry etching to form the heaters corresponding to the conductors, forming a nonconductive heat transfer layer on the substrate so as to cover the heaters and the conductors, forming a passage plate providing an ink chamber, in which each of the heaters are placed, on the substrate, and forming a nozzle plate having a nozzle corresponding to each ink chamber on the passage plate.

REFERENCES:
patent: 5883650 (1999-03-01), Figueredo et al.

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