Fluid or powdery product dispensing device

Dispensing – With cutter and/or punch – To form dispensing opening in container

Reexamination Certificate

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Details

C222S083000, C222S209000, C222S633000

Reexamination Certificate

active

06938798

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

REFERENCES:
patent: 3917063 (1975-11-01), Chibret et al.
patent: 4017007 (1977-04-01), Riccio
patent: 5368201 (1994-11-01), Fuchs
patent: 5409141 (1995-04-01), Kikuchi et al.
patent: 5511698 (1996-04-01), Solignac
patent: 5568884 (1996-10-01), Bruna
patent: 5893484 (1999-04-01), Fuchs et al.
patent: 2002/0117513 (2002-08-01), Helmlinger
patent: 195 02 725 (1996-08-01), None
patent: WO 82095626 (1992-04-01), None
patent: 99/46055 (1999-09-01), None

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