Feed channel keying for solid ink stick feed

  • US 6,719,419 B2
  • Filed: 04/29/2002
  • Issued: 04/13/2004
  • Est. Priority Date: 04/29/2002
  • Status: Active Grant
First Claim
Patent Images

1. An ink stick for use in a solid ink feed system of a phase change ink jet printer, the ink stick comprising:

  • an ink stick body, wherein the ink stick body comprises;

    a front;

    a rear; and

    a bottom surface connecting the front and the rear; and

    at least one key element formed in the bottom surface;

    wherein the key element extends along the bottom surface through the rear of the ink stick body; and

    wherein the key element corresponds in shape and position to a feed channel key in a longitudinal feed channel of the solid ink feed system so that the ink stick key element passes the feed channel key after the ink stick has been at least partially inserted into the longitudinal feed channel.

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