Printhead that combines ink from adjacent actuators

Details Printhead that combines ink from adjacent actuators Printhead that combines ink from adjacent actuators

2005-10-11

2008-10-07

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S047000, C347S062000, C347S067000

Reexamination Certificate

active

07431432

ABSTRACT:
An inkjet printhead comprising:an array of nozzles;a plurality of actuators for ejecting ink through the nozzles such that a bulb of ink attached to a droplet stem forms prior to drop separation when the stem breaks;a plurality of droplet stem anchors positioned between adjacent actuators; wherein during use,the adjacent actuators eject ink simultaneously and the droplet stem anchors combine the ink simultaneously ejected by the adjacent nozzles into a single drop.

REFERENCES:
patent: 5581286 (1996-12-01), Hayes et al.
patent: 6626528 (2003-09-01), Tsukuda
patent: 6692108 (2004-02-01), Silverbrook et al.
patent: 6890063 (2005-05-01), Kim
patent: 2002/0113848 (2002-08-01), Anagnostopoulos et al.
patent: 2004/0155935 (2004-08-01), Silverbrook
patent: 2006/0044349 (2006-03-01), Maher et al.
patent: 2006/0268067 (2006-11-01), Agarwal et al.
patent: 2299787 (1996-10-01), None

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