AIR TREATMENT DEVICE AND REFILLABLE PACK

摘要

PROBLEM TO BE SOLVED: To provide a long-life air treatment device without blockage of nonvolatile or decomposable aromatic components during use. SOLUTION: The air treatment device has an electric heating element (5) and a refillable pack, and the refillable pack contains aromatic substances or granules (2) of wax or paraffin including other active materials like bug repellents. In another example, heat is supplied by a mixture generating an exothermic reaction. COPYRIGHT: (C)2006,JPO&NCIPI