Patent ID: 6775470
Filing Date: 2004-08-10
Classification: A01M,A61L

Abstract:
A device for the diffusion of solutions, including:a heating device comprising a heater shell inside which there is an electric resistance designed to heat up when an electric current is applied to the resistance, and a refill comprising a refill shell containing the solution to be diffused and a wick soaked with the said solution and comprising at least one part in communication with the outside to diffuse the said solution, said refill being coupled to the said heating device so that the said resistance is operative to heat the said wick causing evaporation of the solution, the refill shell of said refill providing engagement means operative to engage with corresponding engagement means provided in the heater shell of said heating device, so that the said refill is selectably coupled to said heating device in position with respect to said heating device so that said refill is placed in the correct position for use and to prevent leakage of the solution said refill contains.