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Printer having multi-chamber print cartridges and off-carriage regulator

  • US 6,183,076 B1
  • Filed: 10/24/1996
  • Issued: 02/06/2001
  • Est. Priority Date: 04/02/1992
  • Status: Expired due to Fees
First Claim
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1. A printing device comprising:

  • a movable carriage for scanning along a carriage path;

    a first print cartridge mounted on the movable carriage, the first print cartridge having a print cartridge body containing a first ink chamber, said first ink chamber containing a variable amount of ink;

    a printhead supported by said print cartridge body including a substrate having a front surface and including ink ejection elements on said front surface, said printhead being in fluid communication with said first ink chamber; and

    a flexible diaphragm having a surface forming at least a portion of one wall of said first ink chamber for mitigating ink pressure spikes occurring solely in said first ink chamber due to acceleration and deceleration of the carriage, said surface being perpendicular to a scanning direction of said carriage.

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