Patent ID: 7379662

Claim:
A device for diffusing volatile substances, comprising: two containers configured to hold respective liquids with respective volatile substances, each container having at least one aperture closed by a cap, wherein each cap is configured to allow the passage of the volatile substance contained in the liquid into the surrounding atmosphere when the cap is in contact with the liquid, and further configured to prevent the passage of the volatile substance into the surrounding atmosphere when the cap is not in contact with the liquid; and a supporting structure configured to mount the two containers therein, the supporting structure comprising two support elements, wherein each support element comprises a first side configured to receive a respective one of the two containers and a second side configured to be coupled to the other support element, wherein the device is configured to be located on a supporting surface with the containers vertically confronting, wherein one of the containers is selectively in an upper position with respect to the other container in a lower position, the one container which is in the upper position having its aperture downward and in a state of emanating the volatile substance in the container, and the other container which is in the lower position having its aperture upward and in a state of not emanating the volatile substance in the container.