Ink printing with drop separation

Details Ink printing with drop separation Ink printing with drop separation

1997-01-21

2000-02-08

Hartary, Joseph

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 62, B41J 205

Patent

active

060220996

ABSTRACT:
A liquid ink, drop on demand page-width print-head comprises a semiconductor substrate, a plurality of drop-emitter nozzles fabricated on the substrate; an ink supply manifold coupled to the nozzles; pressure means for subjecting ink in the manifold to a pressure above ambient pressure causing a meniscus to form in each nozzle; a means for applying heat to the perimeter of the meniscus in predetermined selectively addressed nozzles; and a means for combined selection and ejection of drops from the selectively addressed nozzles.

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patent: 5726693 (1998-03-01), Sharma
patent: 5781202 (1998-07-01), Silverbrook

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