| 摘要 |
A fragrance delivery device (4) adapted to be fitted to a toilet seat cover and to deliver to water in a toilet a drop of a water-immiscible fragrance of lower density than water, the device comprising a reservoir of fragrance (6) and a mechanical valve (7, 8) that releases fragrance into the water when the cover is closed and recharges for a subsequent release of fragrance at the next cover closing when the cover is opened. |
