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Image forming apparatus using thermal print head

  • US 20070025789A1
  • Filed: 04/26/2006
  • Published: 02/01/2007
  • Est. Priority Date: 07/26/2005
  • Status: Abandoned Application
First Claim
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1. An image forming apparatus, comprising:

  • a printing unit having a thermal printing head to print an image by applying heat onto a medium, and a platen roller facing the thermal printing head to support the medium;

    a conveying unit to convey the medium at a predetermined printing speed; and

    a guide roller disposed between the conveying unit and the printing unit to guide the medium, the guide roller having a curved portion formed in a width direction of the medium.

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