Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2011-03-29
2011-03-29
Vo, Anh T. N. (Department: 2861)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S085000
Reexamination Certificate
active
07914124
ABSTRACT:
A valve unit supplies ink supplied from a plurality of ink cartridges to a recording head. The recording head includes a plurality of nozzle rows respectively corresponding to the plurality of ink cartridges. The valve unit includes a plurality of liquid supply passages and at least one flow passage formation body. Each liquid supply passage supplies the ink supplied from the corresponding ink cartridge to the corresponding nozzle row. Each liquid supply passage includes a common portion functionally in common with another liquid supply passage. The common structure of the plurality of liquid supply passages is formed in the same flow passage formation body.
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Fujishiro Takeshi
Seshimo Tatsuya
Nutter & McClennen & Fish LLP
Penny, Jr. John J.
Seiko Epson Corporation
Visconti, III Michael P.
Vo Anh T. N.
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