Patent ID: 6334552
Filing Date: 2002-01-01
Classification: B05B

Abstract:
A dispenser for dispensing viscous liquids, comprising a bowl whose top edge is fixed to a collar for securing it to a neck of a container, a bottom of said bowl being provided with an inlet orifice equipped with a valve, having a top closed off by a piston that is urged back into a high position by a spring and that co-operates with an inside wall of the bowl to define a metering chamber; wherein a wall of said chamber includes an annular zone, all or part of which is elastically deformable so as to act, under the effect of the pressure generated inside the chamber to release a passageway via which liquid can be removed, which passageway opens out peripherally to the outside of the dispenser by passing around an inside edge of the collar which is frustoconical and slopes towards a center thereof.