Ink jet recording apparatus

Details Ink jet recording apparatus Ink jet recording apparatus

2009-03-20

2011-12-20

Nguyen, Lamson D (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S047000

Reexamination Certificate

active

08079674

ABSTRACT:
An ink jet recording head includes a recording element substrate provided on one side thereof with a plurality of ejection outlet arrays each including a plurality of ejection outlets for ejecting recording liquid and provided on the other side thereof with a plurality of supply ports for supplying the recording liquid to the ejection outlet arrays, respectively; and a supporting member for supporting the recording element substrate by connecting with the other side of the recording element substrate. The supporting member has a plurality of supply passages for supplying the recording liquid to respective supply ports. The supporting member is provided with a partition between adjacent ones of the liquid passages, and at least one side of the partition is provided with pits and projections arranged alternately along a longitudinal direction of the partition.

REFERENCES:
patent: 6652702 (2003-11-01), Miyazaki et al.
patent: 6799831 (2004-10-01), Inamoto et al.
patent: 7410247 (2008-08-01), Eguchi et al.
patent: 2002-154209 (2002-05-01), None

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