Printer head for ink jet recording

Details Printer head for ink jet recording Printer head for ink jet recording

1996-04-03

1999-08-03

Fuller, Benjamin R.

Incremental printing of symbolic information

Ink jet

Ejector mechanism

B41J 045

Patent

active

059331674

ABSTRACT:
A printer head for ink jet recording is disclosed, comprising a single-crystal silicon substrate pierced with holes, a zirconium oxide layer which is brought into direct contact with the surface of the silicon substrate or a silicon oxide layer on the surface of the silicon substrate so as to cover one end of the holes in the silicon substrate, a lower electrode provided on the zirconium oxide layer, a piezoelectric layer provided on the lower electrode, and an upper electrode provided on the piezoelectric layer. A process for the preparation of the above printer head for ink jet recording is also disclosed. The printer head for ink jet recording can support a piezoelectric substance having a high piezoelectricity, can exhibit a high head drive durability and can be produced in a high yield.

REFERENCES:
patent: 5265315 (1993-11-01), Hoisington et al.
patent: 5281888 (1994-01-01), Takeuchi et al.
patent: 5530465 (1996-06-01), Hasegawa et al.
patent: 5802686 (1998-08-01), Shimada et al.
Vol. 94, No. 101 & JP-A-06 297720 (Seiko Epson Corp), Oct. 25, 1994 *abstract*.

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