| 摘要 |
An emanation device 1 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 sanitising material; and/or a pharmaceutical; wherein the refill comprises a sealed reservoir containing said volatile liquid and a porous wick 9 which extends from the interior of the reservoir to the exterior thereof, wherein the device comprises: an air pump 2; a fluid conduit 5 in fluid communication with the air pump such that, in use, air pumped by the pump will flow through the fluid conduit; a nozzle 6 located at the end of the fluid conduit remote from the air pump; a ejector constriction 14 provided in the fluid conduit adjacent or substantially adjacent the nozzle; a liquid conduit 8 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 the refill securing means 18 configured to secure the refill 10 relative to the device; characterised in that a mechanism is provided to permit the liquid conduit to at least partially penetrate the porous wick. The liquid conduit may be made from a substantially rigid material and the open end of the liquid conduit provided with a sharpened point or the like for penetrating the wick. Also claimed is a method of emanating a volatile liquid using the device. The device may be able to receive more than one refill. |
