<p>A print head includes a first electrode layer including a plurality of generator electrodes, a second electrode layer including a plurality of discharge electrodes, and an insulating layer disposed between the generator electrodes of the first electrode layer and the discharge electrodes of the second electrode layer. The discharge electrodes include at least one discharge aperture extending therethrough. Each discharge aperture has an undercut region defining a discharge surface spaced from and substantially parallel to an opposed surface of the insulating layer.</p>
申请公布号
EP2108138(A1)
申请公布日期
2009.10.14
申请号
EP20080713354
申请日期
2008.01.29
申请人
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
发明人
FOTLAND, RICHARD;HANSON, ERIC;LEONI, NAPOLEON;MCCLELLAND, PAUL