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Apparatus and method for drying ink deposited by ink jet printing

  • US 5,631,685 A
  • Filed: 11/30/1993
  • Issued: 05/20/1997
  • Est. Priority Date: 11/30/1993
  • Status: Expired due to Term
First Claim
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1. An apparatus for drying ink deposited on a cut sheet of paper, said apparatus comprising:

  • a microwave generating member being adapted to generate microwave energy of a predetermined frequency;

    a resonant traveling wave applying member, having a length selected according to an integral number of wavelengths in said member at the predetermined frequency, including a serpentine applicator, connected to said microwave generating member, being adapted to apply microwave energy in the form of resonant traveling waves to the cut sheet of paper having ink deposited thereon; and

    a transport member having a low dielectric constant for transporting the cut sheet of paper through said applying member to dry the ink deposited on the cut sheet of paper.

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