Patent ID: 9717815
Date: 2017-08-01
CPC Classifications: A61L,B01D,B01F

Claim:
1. An air freshener system, comprising: a cartridge comprising a body that comprises a matrix material impregnated with an air freshening substance for release selected from an odor-combatting composition, a fragrance, and a combination thereof, the body having a volume of from about 0.1 in a housing that comprises a cavity containing the cartridge; a fan within the housing that induces an airflow through the housing and directs the airflow to an area outside of the housing, such that released air freshening substance is entrained in the airflow directed from the housing; a motor within the housing for driving the fan; at least one sensor; and a controller within the housing that receives a signal from the at least one sensor and directs operation of the fan in response thereto.