Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2008-07-08
2008-07-08
Luu, Matthew (Department: 2861)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S070000, C347S071000
Reexamination Certificate
active
11826012
ABSTRACT:
The inkjet recording head comprises: a plurality of ink chambers aligned, each of the plurality of ink chambers having a nozzle; and a piezoelectric element arranged on an outer side of the plurality of ink chambers, the piezoelectric element using displacement in d31direction, piezoelectric strain absorbing holes being formed through the piezoelectric element in regions of outer perimeters of active sections of the piezoelectric element, wherein when voltage is applied to one of the active sections of the piezoelectric element, corresponding one of the plurality of ink chambers is compressed by the piezoelectric element, and ink filled in the one of the plurality of ink chambers is discharged through the nozzle toward a recording medium.
REFERENCES:
patent: 6584660 (2003-07-01), Shimogawa et al.
patent: 5-286142 (1993-11-01), None
patent: 05-330069 (1993-12-01), None
patent: 05330069 (1993-12-01), None
patent: 06-115070 (1994-04-01), None
patent: 10-128972 (1998-05-01), None
patent: 10-329320 (1998-12-01), None
Machine Translation of JP 05330069 to Suzuki, Kazunaga et al.
Fujifilm Corporation
Luu Matthew
Solomon Lisa M
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