Volatile substances diffuser

Details Volatile substances diffuser Volatile substances diffuser

A - Human Necessities

61

L

A61L 9/12 (2006.01) A61L 9/04 (2006.01)

Patent

CA 2687331

The present invention refers to a volatile substance diffuser based on permeable membrane with a closure where a solid wall is applied to or separated from the membrane to stop or allow evaporation, respectively. The shape of the membrane is adapted to compensate possible vacuum inside the container.

La présente invention porte sur un diffuseur de substance volatile, basé sur une membrane perméable avec une fermeture, une paroi solide étant appliquée à ou séparée de la membrane pour respectivement stopper ou permettre l'évaporation. La forme de la membrane est adaptée pour compenser un vide potentiel à l'intérieur du conteneur.

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