Inkjet head

Details Inkjet head Inkjet head

2011-03-15

2011-03-15

Feggins, K. (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S058000

Reexamination Certificate

active

07905581

ABSTRACT:
On the back surface of a head chip having a plurality of rows of channels (row A, row B), the connection electrodes for row A that are electrically connected to the drive electrodes of the channels of row A are arranged, a first connection electrodes for row B that are electrically connected to the drive electrodes of the channels of row B are arranged between the rows of channels of row A and the rows of channels of row B, and also, between neighboring connection electrodes for row A, a second connection electrodes for row B are separately placed from the first connection electrodes for row B, the first connection electrodes and the second connection electrodes are connected electrically by drawing out interconnections, and the drawing out interconnections are in contact only with the first connection electrodes, the second connection electrodes, and the back surface of the head chip.

REFERENCES:
patent: 6568797 (2003-05-01), Yamauchi et al.
patent: 7364273 (2008-04-01), Takahashi
patent: 2004/0130602 (2004-07-01), Watanabe
patent: 2006/0055741 (2006-03-01), Watanabe et al.
patent: 2007/0070125 (2007-03-01), Watanabe
patent: 2007/0182787 (2007-08-01), Kubo et al.
patent: 2008/0117263 (2008-05-01), Watanabe
patent: 2008/0239010 (2008-10-01), Tomita et al.
patent: 1 923 219 (2008-05-01), None
patent: 2004-90374 (2004-03-01), None
patent: 2006-82396 (2006-03-01), None
Shinichi Kawaguchi et al, “Inkjet head”, related U.S. Appl. No. 12/437,095, filed May 7, 2009.
Extended European Search Report dated Aug. 25, 2009 (7 pages), issued in a counterpart European Application of related U.S. Appl. No. 12/437,095.
Extended European Search Report dated Aug. 26, 2009 (7 pages), issued in counterpart European Application Serial No. 09159126.3.

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