| 摘要 |
A device for dispensing a substance in fluid or powder form, the device comprising a dispensing outlet (10), an air blaster (20) for generating a blast of air when the device is actuated, and at least one reservoir (30) containing a single dose of substance, said reservoir (30) having an air inlet (31) connected to said air blaster (20), and a substance outlet (32) connected to said dispensing orifice (10), said air inlet (31) being provided with a substance retaining member (40) for retaining the substance in the reservoir (30) until it is dispensed, and said substance outlet (32) being closed off by a closure element (50), said dispenser device being characterized in that the closure element (50) is a spherical element, such as a ball, force fitted into the substance outlet (32) of the reservoir (30), said device further comprising a mechanical opening system (60, 70, 80) co-operating with said closure element (50) for ejecting it mechanically from its closure position when the device is actuated.
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