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Method and apparatus for selective positioning a wick material in a vapor-dispensing device

  • US 6,697,571 B2
  • Filed: 03/11/2002
  • Issued: 02/24/2004
  • Est. Priority Date: 03/11/2002
  • Status: Expired due to Term
First Claim
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1. In a liquid vaporizer of the type comprising a fluid reservoir containing a liquid to be vaporized and an angled, circumferentially oriented heating element, the liquid which is transported from the fluid reservoir by an exposed wick material, improved wherein, the wick material is selectively positioned in an effective operation zone proximate to, but not extending completely through the angled, circumferentially oriented heating element such that the liquid is vaporized at a substantially uniform rate of about 5 g per week.

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