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Tape supply cartridge for portable thermal printer

  • US 5,111,216 A
  • Filed: 07/12/1988
  • Issued: 05/05/1992
  • Est. Priority Date: 07/12/1988
  • Status: Expired due to Term
First Claim
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1. A portable, hand held printing device for printing images of selected characters on a strip of tape comprising:

  • a thermal device having data input and storage means, a housing including an external print edge, a thermal printhead disposed within said print edge, sensing means within said print edge for sensing movement of said tape and means operatively connected with said sensing means for controlling said printhead in response to movement of said tape; and

    a separate tape supply cartridge having a supply of tape, a receiving pocket for receiving a portion of said thermal device embodying said print edge, a tape pathway defined by a portion of said receiving pocket for operatively aligning said tape with said printhead and sensing means and for insuring operative engagement between said tape and printhead and sensing means.

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