| 摘要 |
A liquid dispenser device for being associated with a liquid reservoir, said device comprising: a chamber (10) provided with an inlet valve (5, 15), an outlet valve (27, 32), and a piston (3) that is suitable for varying the volume of the chamber (10); a liquid dispenser orifice (25); and a pusher (2) that is axially displaceable down and up between a rest position and a depressed position; the dispenser device being characterized in that the piston (3) includes an elastically-deformable portion (31) that is deformed by the pusher (2) in its depressed position, in such a manner as to open the outlet valve.
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