Devices and methods for improved delivery of volatile liquids
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United States of America Patent
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May 17, 2016
Grant Date -
Jun 27, 2013
app pub date -
Jun 28, 2011
filing date -
Jul 1, 2010
priority date (Note) -
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Abstract
An emanation device for use with a replaceable refill of volatile liquid containing one or more active materials is described wherein the active material comprises at least one of: a fragrance; an insecticide; a fungicide; a pesticide; a sanitizing material; and/or a pharmaceutical; wherein the refill comprises a sealed reservoir containing said volatile liquid and a porous wick which extends from the interior of the reservoir to the exterior thereof, wherein the device comprises: an air pump; a fluid conduit in fluid communication with the air pump such that, in use, air pumped by the pump will flow through the fluid conduit; a nozzle located at the end of the fluid conduit remote from the air pump; a ejector constriction provided in the fluid conduit adjacent or substantially adjacent the nozzle; a liquid conduit provided adjacent the ejector constriction and in fluid communication with the fluid conduit at one end thereof, and open at the other end to receive liquid therein; refill securing means configured to secure the refill relative to the device; characterized in that a mechanism is provided to permit the liquid conduit to at least partially penetrate the porous wick.
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