Printhead with rectifying valve at ink chamber inlet

Details Printhead with rectifying valve at ink chamber inlet Printhead with rectifying valve at ink chamber inlet

2005-10-11

2008-12-16

Vo, Anh T. N. (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S066000

Reexamination Certificate

active

07465037

ABSTRACT:
An inkjet printhead that hasan array of ink chambers, each having an ink refill aperture, a nozzle and an actuator for ejecting ink through the nozzle, and,a fluid flow rectifying valve at the ink refill aperture for providing less hydraulic resistance to ink flowing into the chamber than ink flowing out of the chamber.

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patent: 6962406 (2005-11-01), Kawamura et al.
patent: 2002/0113848 (2002-08-01), Anagnostopoulos et al.
patent: 2004/0155935 (2004-08-01), Silverbrook
patent: 2299787 (1996-10-01), None

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