Ink jet head

Details Ink jet head Ink jet head

2007-06-19

2007-06-19

Meier, Stephen (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S050000, C347S068000

Reexamination Certificate

active

10742543

ABSTRACT:
An ink jet head having a head chip with drive walls made of piezoelectric elements and channel portions alternately arranged in parallel; a top-side and a bottom-side base plates each formed to be longer than the channel portions and fixed on an upper and lower surfaces of the head chip; an ink supply room forming member for forming an ink supply room to supply ink to each of the channel portions; first lead wires to be connected to their respective drive electrodes formed on the drive walls, said first lead wires being formed on a fixed surface of the head chip to be fixed to the base plate; and second lead wires to be connected to the first lead wires, said second lead wires being formed on the surface of the top-side and/or the bottom-side base plate at the side of the fixed surface of the head chip.

REFERENCES:
patent: 4766671 (1988-08-01), Utsumi et al.
patent: 5113204 (1992-05-01), Miyazawa et al.
patent: 5627576 (1997-05-01), Inui et al.
patent: 5666145 (1997-09-01), Hayes et al.
patent: 6281914 (2001-08-01), Hiwada et al.

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