Wick-based liquid emanation system with child-resistant and miniaturization features

  • US 6,236,807 B1
  • Filed: 01/07/2000
  • Issued: 05/22/2001
  • Est. Priority Date: 01/07/2000
  • Status: Expired due to Term
First Claim
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1. A vapor emanation system comprising:

  • a housing having a socket portion;

    a container for containing liquid to be evaporated by heat, the container having a body for storing the liquid and a neck connected to the body and for engaging the socket portion of the housing for supporting the container on the housing, the neck having a passage there through;

    a retaining ring fixed in the passage and having a hole there through;

    a wick having an upper portion extending through the hole of the retaining ring, and a lower portion extending down into the body of the container for absorbing liquid from the container and for moving the liquid into the upper portion of the wick by capillary action;

    heating means in the housing for heating the upper portion of the wick above the neck to evaporate liquid from the wick; and

    a retaining pin extending through the wick below the neck, the retaining pin extending beyond the wick by an amount which precludes upward extraction of the wick from the retaining ring.

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