Abstract: A system and bottle for dispensing a fluid product including a device for sampling the product under pressure, the device having a body incorporating a piston for dispensing which is in communication with a plunger tube, the body being provided with a vent hole which is arranged in order to make it possible to offset the volume of product distributed with air, the system further including a tube cover surrounding the plunger tube over at least one portion of its length, the tube cover being associated to the body with a bushing which has an exterior surface around which the upper end of the tube cover is arranged and an interior surface wherein the body is mounted, the interior surface having an orifice which is in communication with the vent hole, the orifice emerging into the interior surface above the exterior surface.

Abstract: A system and bottle for dispensing a fluid product including a device for sampling the product under pressure, the device having a body incorporating a piston for dispensing which is in communication with a plunger tube, the body being provided with a vent hole which is arranged in order to make it possible to offset the volume of product distributed with air, the system further including a tube cover surrounding the plunger tube over at least one portion of its length, the tube cover being associated to the body with a bushing which has an exterior surface around which the upper end of the tube cover is arranged and an interior surface wherein the body is mounted, the interior surface having an orifice which is in communication with the vent hole, the orifice emerging into the interior surface above the exterior surface.

Abstract: The invention provides a device for assembly a pump (P) on the neck (C) of a receptacle (R) having a retaining rim (A), the device being of the type comprising: an inner bushing (1) fitting onto said neck (C) in leakproof manner, the top portion of the bushing being constituted by a collar (11) for supporting the pump (P) and its bottom portion being constituted by a retaining base (12) carrying at least one flexible anchor flap (10) which extends at least in part beneath said rim (A) of the receptacle; and an outer locking ring (2) for being engaged coaxially on said bushing (1) and providing radial clamping to ensure that at least the free end of said flap (10) is forced to press against the neck (C) of the receptacle, the device being characterized in that said flap (10) in the free state extends upwards, diverging at a small angle from a shoulder (14) formed on the base (12).