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Inject printhead with outwarldy extending actuator tails

  • US 7,556,352 B2
  • Filed: 04/02/2007
  • Issued: 07/07/2009
  • Est. Priority Date: 10/16/1998
  • Status: Expired due to Fees
First Claim
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1. A printhead for an inkjet printer, the printhead comprising:

  • a wafer assembly defining spaced apart groups of ink supply channels; and

    groups of ink ejection nozzle arrangements extending from the wafer assembly and in fluid communication with respective ink supply channel groups, each group of nozzle arrangements comprising a pair of rows of nozzle arrangements, each nozzle arrangement comprising an ink ejection head from which an actuator tail extends and being arranged so that the actuator tails collectively extend outwardly on either side of the ink ejection heads which, in turn, are centrally located, whereineach nozzle arrangement defines a pair of ink spread restriction pits extending between the rows.

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