| 摘要 |
The device is useful for an air purifier to produce scent selectively and periodically. It is designed to replace the conventional one which is incapable of adjusting the concentration of scent and selectively producing a variety of scents. The device includes a store tank for scent materials, a selector for selecting a scent out of the store tank, a damper for generating a selected scent out of the store tank. The tank has a receive case for accepting a number of cartridges respectively storing scents. |
