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Ink cartridge, and ink-jet recording apparatus using the same

  • US 20070279462A1
  • Filed: 05/30/2006
  • Published: 12/06/2007
  • Est. Priority Date: 10/08/1999
  • Status: Active Grant
First Claim
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1. An ink cartridge for use with a recording apparatus which supplies ink to a recording head by application of pressurized air produced by an air pressurization pump, the ink cartridge comprising:

  • an outer shell member constructed at least by a first outer shell constituent member and a second outer shell constituent member, said first outer shell constituent member having an opening and having a film hermetically sealed over said opening, said second outer shell constituent member being coupled to said first outer shell constituent member to cover said film;

    an ink chamber of flexible material storing ink therein, the ink chamber being housed within the outer shell; and

    a pressure chamber defined between the outer shell member and the ink chamber and adapted to receive the pressurized air produced by the air pressurization pump.

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