VOLATILE SUBSTANCE DISPENSER WITH DISSIPATION INDICATION

A volatile substance dispenser is provided which provides an indication of the dissipation of a quantity of volatile substance by changing an electrical signal level after a time duration corresponding to an expected period time for the quantity of volatile substance to disseminate. A heat source ca...

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Bibliographische Detailangaben
Hauptverfasser: PATEL, MANHAR, K, PAULOVICH, JOHN, M
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A volatile substance dispenser is provided which provides an indication of the dissipation of a quantity of volatile substance by changing an electrical signal level after a time duration corresponding to an expected period time for the quantity of volatile substance to disseminate. A heat source causes the volatile substance to disseminate into the atmosphere. Dissipation of the volatile substance is indicated. For example, dissipation may be indicated by a light bulb burning out where the light bulb is a limited duration bulb with a lifetime that corresponds to the quantity of volatile substance. The dispenser may be disposable and may also serve as a night light.