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Drop-on-demand print head cleaning mechanism and method

  • US 10,603,917 B2
  • Filed: 08/31/2018
  • Issued: 03/31/2020
  • Est. Priority Date: 08/31/2017
  • Status: Active Grant
First Claim
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1. A card processing system, comprising:

  • a card input that is configured to hold a plurality of cards to be processed;

    a card output that is configured to hold a plurality of processed cards;

    a drop-on-demand card printing system between the card input and the card output, the drop-on-demand card printing system is configured to print on a card using ultraviolet curable ink, the drop-on-demand card printing system includes at least one drop-on-demand print head having a nozzle plate;

    the drop-on-demand card printing system further includes a cleaning mechanism that is configured to clean the nozzle plate of the at least one drop-on-demand print head without the cleaning mechanism physically contacting the nozzle plate;

    an ultraviolet curing station between the card input and the card output, the ultraviolet curing station is configured to cure ultraviolet curable ink applied to a card by the drop-on-demand card printing system.

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