B - Operations – Transporting – 41 – J
Patent
B - Operations, Transporting
41
J
26/200, 101/96.0
B41J 2/14 (2006.01) B23P 15/16 (2006.01) B26F 1/24 (2006.01) B41J 2/16 (2006.01) C25D 1/02 (2006.01)
Patent
CA 1308957
Abstract A plastic orifice plate for an ink jet printhead and manufacturing process therefor which includes electroforming a metal die having raised sections thereon of predefined center-to-center spacings, and using the die to punch out openings in a plastic substrate of a chosen thickness to form a plurality of closely spaced orifice openings in the substrate. The orifice plate can be of a chosen transparent material and secured to a printhead substrate where the dynamics of ink flow can be viewed through the orifice plate during printhead testing and evaluation.
570271
Chan Chor S.
Meyer Wesley L.
Trueba Kenneth E.
Hewlett-Packard Company
Sim & Mcburney
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