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Diffusion device and method of diffusing

  • US 20050205916A1
  • Filed: 05/18/2005
  • Published: 09/22/2005
  • Est. Priority Date: 11/08/2002
  • Status: Active Grant
First Claim
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1. A diffusion device, comprising:

  • a bottom portion having a bottom cover disposed thereon;

    a top portion having a top cover disposed atop the bottom portion;

    a pump assembly disposed between the top cover and the bottom cover; and

    first, second, and third arm portions extending from the pump assembly, wherein the first, second, and third arm portions include first, second, and third piezoelectric devices, respectively, attached thereto.

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