Patent ID: 6126273
Filing Date: 2000-10-03
Classification: B41J,Y10T

Abstract:
An inkjet printer printhead, comprising:a substrate;an orifice layer spaced from said substrate; anda directionally biased electrostrictive polymer ink actuator disposed between said orifice layer and said substrate, said electrostrictive polymer ink actuator further comprising;a passivation layer disposed on said substrate;a first compliant electrode disposed at least on a first portion of said passivation layer;an electrostrictive polymer membrane disposed on a first area of said first compliant electrode;a passivation constraint disposed on a second portion of said passivation layer and a second area of said first compliant electrode effectively surrounding, in contact with, but not covering said electrostrictive polymer membrane in said first area of said compliant electrode; anda second compliant electrode disposed on said passivation constraint which is disposed on said second portion of said passivation layer and said electrostrictive polymer membrane which is disposed on said first area of said first compliant electrode.