Patent ID: 6524375
Filing Date: 2003-02-25
Classification: A61L,B60H,Y10S

Abstract:
A motor vehicle comprising a cabin into which a flow of air enters through at least one vehicle cabin air filter comprising a filter material through which said flow of air enters the cabin, said filter material having pores and being adapted for retaining particles in suspension in said flow of air traversing said filter material, wherein the filter material carries microcapsules which contain at least one volatile substance and which are adapted to diffuse said volatile substance progressively into said flow of air, by the effect of pressure due to said flow of air passing through the filter material, wherein the microcapsules are of a diameter lying in the range 0.5 &mgr;m to 20 &mgr;m, and wherein the microcapsules are of a size that is smaller than the maximum size of the pores of the filter material.