| 摘要 |
<p>An apparatus adapted to disseminate individually into an atmosphere a plurality of liquids, such as fragrances, the apparatus comprising (i) a source of forced ventilation (1); (ii) extending radially from the source, a plurality of passages (6), each having an entrance and an exit for the forced ventilation, the exit leading to the atmosphere; and (iii) at or near the exit of each passage an evaporative source of volatile liquid (7); the apparatus additionally comprising a movable barrier (3) that surrounds the source, this barrier having one port (4) that is movable into correspondence with a single passage at a time, such that forced ventilation flows down only that passage (6).</p> |
