A method and apparatus for controlling emission of fragrances into a given area such as a room or a region of a yard; and more particularly the creation of a desired atmosphere within the given area. In addition, the invention involves a volatile substance dispensing device (200) having mounted therein a plurality of reservoirs (31) storing a volatile substance, and a plurality of atomizer assemblies (34) for emitting volatile substances communicated thereto by the reservoirs (31). Preferably, a microcontroller (50) controls the emission of the volatile substances in accordance with preferred programs.
申请公布号
CA2517583(C)
申请公布日期
2008.02.19
申请号
CA20032517583
申请日期
2003.11.10
申请人
S. C. JOHNSON & SON, INC.
发明人
SCHRAMM, HEATHER R.;WALTER, SCOTT D.;MARTENS, EDWARD J., III;TOMKINS, DAVID A.;PORCHIA, JOSE;JAWORSKI, THOMAS;HELF, THOMAS A.