| 摘要 |
An universal refill 30 of liquid comprises a housing (32, Fig. 3), at least one reservoir in the housing for holding the liquid, at least one aperture 38 in the housing wherein each aperture is closed by a valve system 36. The valve system comprises at least two valves, wherein at least one of the valves is configured to be automatically resealable when not being held open and at least one of the valves is an annular ring valve 40. The refill is configured for use with at least two different types of emanation device (20, Fig. 2) wherein each type of emanation device emanates the liquid from the universal refill via a different mechanism, for example by pumping, blowing, capillary action, wicking, gravity feed etc. Each emanation device comprises a chassis (26, Fig. 2) which is configured to receive and releasably retain the universal refill. The housing may be provided with a section that is transparent. The liquid can be a fragrance, an insecticide, a fungicide, a pesticide, a sanitising material or a pharmaceutical. |
