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Ink cartridge and recording apparatus

  • US 7,669,993 B2
  • Filed: 01/03/2007
  • Issued: 03/02/2010
  • Est. Priority Date: 11/26/2002
  • Status: Expired due to Fees
First Claim
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1. An ink cartridge for an ink jet recording apparatus, the ink cartridge comprising:

  • an ink supply port disposed at a position offset toward a first side of the ink cartridge;

    a projection having a surface; and

    a plurality of electrodes formed on the surface, wherein;

    the surface is disposed at a second side of the ink cartridge opposite from the first side; and

    at least a portion of the surface lies in a plane that is parallel to an axial direction of the ink supply port.

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