VAPOR-EMITTING DEVICE WITH END-OF-USE INDICATOR
A vapor-emitting device according to various embodiments of the invention includes an end of use indicator to visually warn a user that it is nearing the time and/or has reached the time to replace the vapor-emitting device or refill the device. The vapor-emitting device includes a cover that is dis...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A vapor-emitting device according to various embodiments of the invention includes an end of use indicator to visually warn a user that it is nearing the time and/or has reached the time to replace the vapor-emitting device or refill the device. The vapor-emitting device includes a cover that is displaceable relative to a base. A gel material is contained within the base having disposed therein an end of use indicator. The end of use indicator is configured to visually indicate when the gel material evaporates below a pre-determined level. |
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