Ink jet head and its manufacturing method, and ink jet printer

Details Ink jet head and its manufacturing method, and ink jet printer Ink jet head and its manufacturing method, and ink jet printer

2007-07-17

2007-07-17

Meier, Stephen (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S068000

Reexamination Certificate

active

11002964

ABSTRACT:
An ink jet head is provided that can effectively suppress operational interferences among adjacent cavities, and is capable of ultra-high-density and high-speed printing. The ink jet head is equipped with a plurality of cavities each having a volume that is variable by a deformation operation of a piezoelectric element, wherein beam members are provided between inner walls that interpose the cavity.

REFERENCES:
patent: 6183070 (2001-02-01), Hashizume
patent: 2003-152233 (2005-05-01), None
patent: 2003-152288 (2005-05-01), None

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