Incremental printing of symbolic information – Ink jet – Ejector mechanism
Patent
1997-02-25
2000-09-26
Barlow, John
Incremental printing of symbolic information
Ink jet
Ejector mechanism
239601, B41J 2135, B41J 214
Patent
active
061234133
ABSTRACT:
A printhead having reduced spray includes orifi from which ink is expelled by an ink ejector. The orifi employ an aperture at the outer surface of the orifice plate having two orthogonal dimensions with one dimension having a greater magnitude than the other. The aperture is further defined by two non-intersecting edges spaced apart at one point by a distance of the smaller of the two dimensions and spaced apart at all other points by a distance greater than the smaller dimension such that the orifi are hourglass shaped.
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Agarwal Arun K.
Weber Timothy L.
Annick Christina
Barlow John
Hewlett--Packard Company
Jenski Raymond A.
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