Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2005-02-22
2008-11-18
Meier, Stephen D (Department: 2853)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S040000
Reexamination Certificate
active
07452060
ABSTRACT:
An ink-jet printing unit for an ink-jet printing apparatus, including: an ink-jet printing head including a nozzle plate having a multiplicity of nozzle holes which are arranged in at least one row and from which ink is ejected, and a plurality of intermediate plates which are superposed on the nozzle plate and which provide ink passages communicating with the nozzle holes; and a head holder which holds the ink-jet printing head, wherein the ink-jet printing head has, on an outer side surface thereof, a plurality of reference portions on the basis of which the ink-jet printing head is positioned relative to the head holder in fixing the ink-jet printing head to the head holder.
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Ito Atsushi
Iwatsuki Kazuaki
Nakamura Hirotake
Brother Kogyo Kabushiki Kaisha
Meier Stephen D
Mruk Geoffrey
Oliff & Berridg,e PLC
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