Printhead module for expelling ink from nozzles in groups,...

Details Printhead module for expelling ink from nozzles in groups,... Printhead module for expelling ink from nozzles in groups,...

2008-01-01

2008-01-01

Nguyen, Thinh (Department: 2861)

Incremental printing of symbolic information

Ink jet

Controller

C347S012000, C347S041000

Reexamination Certificate

active

07314261

ABSTRACT:
A printhead module including at least one row that comprises a plurality of sets of n adjacent nozzles, each of the nozzles being configured to expel ink in response to a fire signal, such that, for each set of nozzles, a fire signal is provided in accordance with the sequence: [nozzle position 1, nozzle position n, nozzle position 2, nozzle position (n−1), . . . , nozzle position x], wherein nozzle position x is at or adjacent the centre of the set of nozzles.

REFERENCES:
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patent: 5661507 (1997-08-01), Sperry
patent: 6247787 (2001-06-01), Giere et al.
patent: 6281908 (2001-08-01), Gibson et al.
patent: 6367903 (2002-04-01), Gast et al.
patent: 6554387 (2003-04-01), Otsuki
patent: 2005/0046651 (2005-03-01), Askren et al.
patent: 0674993 (1995-10-01), None
patent: 1029673 (2000-08-01), None
patent: WO 00/06386 (2000-02-01), None

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