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Ink cartridge for liquid electrographic imaging devices

  • US 5,970,273 A
  • Filed: 07/07/1998
  • Issued: 10/19/1999
  • Est. Priority Date: 07/07/1998
  • Status: Expired due to Fees
First Claim
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1. A removable ink cartridge for an ink replenishment system adapted to engage with a cartridge interface assembly and a detector in an ink cartridge bay on an electrographic imaging device, the removable ink cartridge comprising:

  • an outer shell comprising at least a first compartment containing a liquid ink and a second compartment;

    a first valve fluidly coupled to the first compartment;

    second and third valves fluidly coupled to the second compartment, the first, second, and third valves being adapted to engage with corresponding valves at the cartridge interface assembly; and

    a plurality of key slots for receiving one or more key tabs that identify the ink cartridge, the key tabs being positioned to engage with the detector in the ink cartridge bay.

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