Patent ID: 6117218
Filing Date: 2000-09-12
Classification: A61L,F24F,Y10S

Abstract:
A scenting device for attachment to a filter through which air flows, comprising:a) a substrate, said substrate having first and second faces on opposing sides thereof, at least one air passage opening formed in said substrate said opening being serpentine in shape so as to define fingers in said substrate;b) a layer of fragrance-containing gel adhered to said substrate, said layer of fragrance-containing gel covering a portion of said substrate first face, said layer of fragrance-containing gel extending along said fingers, the room temperature viscosity of said fragrance-containing gel being sufficiently great so as to form a layer containing at least approximately 0.06 cubic inches of said fragrance-containing gel for each square inch of said portion of said first face covered by said gel layer; andc) a connector for attaching said sheet to said air filter so as to impart a desired scent to said air flowing therethrough.