Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2007-03-20
2007-03-20
Stephens, Juanita D. (Department: 2853)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S050000
Reexamination Certificate
active
10998904
ABSTRACT:
To realize an ink jet recording head which is further improved in heat dissipation property, the ink jet recording head provided with a substrate provided with a plurality of discharging energy generating portions for discharging an ink droplet comprises: a plurality of electrical wiring electrodes for supplying electrical signals to the plurality of discharging energy generating portions provided in the substrate; a plurality of auxiliary electrodes not used for the supply of electrical signals to the plurality of discharging energy generating portions provided in the substrate, a first sheet comprising a wiring pattern electrically conductive to an electrical wiring electrode to be connected to the plurality of electrical wiring electrodes, and a second sheet comprising a wiring pattern electrically conductive to the auxiliary electrode terminal to be connected to the plurality of auxiliary electrodes, the ink jet recording head comprising a wiring sheet in which the first sheet and the second sheet are arranged so as to be superposed on each other.
REFERENCES:
patent: 5367324 (1994-11-01), Abe et al.
patent: 6007176 (1999-12-01), Askren et al.
patent: 10-119292 (1998-05-01), None
patent: 2000-187273 (2000-07-01), None
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