Abstract: This invention relates to a reservoir (10) for a fluid product containing a single dose, the reservoir (10) comprising an air inlet (11) and a product outlet (15), the air inlet (11) comprising a product retention device (12 and/or 13) to keep the product in the reservoir (10) until dispensation of the product, and the product outlet (15) being blocked, preferably in a sealed fashion, by a closing ball (16) which is removed from its blocking position by the flow of air when the product is being dispensed. This invention also relates to the method of filling the reservoir and a dispensing device for the product contained in the reservoir using an air blast (20).

Abstract: A fluid-dispensing member comprising: a body defining a chamber; an actuating rod provided with a pusher; a piston mounted on the actuating rod to slide in leaktight manner in the chamber; an inlet valve; and an outlet valve; wherein the outlet valve comprises a differential piston that can be moved under the action of the pressure exerted on the fluid by the piston against the action of a spring which abuts at one end against the differential piston, and at its other end against the pusher.

Abstract: A fixing member is provided for fixing a fluid dispenser device, such as a pump or a valve, onto a tank or other container. The fixing member comprises a body provided for receiving a dispenser device and fixing the body onto the tank. The fixing member includes an external peripheral cover covering the body, at least in part. The cover comprises of teeth that are designed to bite into the body.

Abstract: A fluid dispenser device includes a fluid tank, a dispensing pump (10) operating without air intake, a turret (20) supporting and fixing the pump (10), the turret being fixed on the tank by a fixing ring (30), the device being characterized in that at least a portion (21) of the turret (20) is made of a plastics material that is permeable to air.

Abstract: The invention concerns a device for dispensing a fluid product designed to be mounted in a reservoir neck, the device comprising: a dispensing member, such as a pump, comprising a body and a mobile actuating rod in the body; and a fixing ring comprising a housing for receiving the body and a socketing skirt to be adapted in the reservoir neck. The invention is characterized in that the skirt outer wall is provided with at least a peripheral bead adapted to be urged or pressed against the reservoir inner wall.

Abstract: A dispenser device for dispensing a single dose of liquid, the device comprising: a cylinder (4) containing said dose of liquid; a piston (10) which slides in sealed manner in said cylinder (4) between a storage position in which it isolates said cylinder and an actuated position; a piston actuator member (3); and an outlet passage (5) for connecting said cylinder (4) to an outlet orifice (6); the device being characterized in that said piston (10) includes a through-passage (11) which is closed in sealed manner in the storage position of the piston (10) by a closure member (20), said closure member being designed to open said through-passage (11) under the effect of a predetermined pressure which is created inside the cylinder (4), so as to enable said dose of liquid to be expelled through said through-passage (11).

Abstract: A fixing element (10) for fixing a dispenser member (20), such as a pump or a valve, to the neck (31) of a container (30) containing a substance to be dispensed, with a neck gasket (1) being interposed, the neck gasket having an inner edge (2) and an outer edge (3) for providing sealing at the neck (31) of the container (30), the fixing element (10) including a dispenser member receiving portion (11) for receiving the dispenser member (20) and a fixing portion (12) for fixing to the neck (31) of the container (30), the fixing element (10) being characterized in that it further includes a holding portion (13) for receiving and holding the neck gasket (1), the annular gasket (1) being held in the holding portion (13) of the fixing element (10) at its inner edge (2) only.

Abstract: A dispenser device without any air intake, such as an airless pump, for dispensing a fluid substance, the device comprising a dispensing chamber (14) of variable volume, which chamber is provided with an inlet (12) equipped with an inlet valve member (51, 53), and is provided with an outlet equipped with an outlet valve member, the dispenser further comprising a piston (3) for causing the volume of the dispensing chamber (14) to vary, closure elements (51; 52; 55; 63) being provided to close off the dispensing chamber (14) in airtight manner, substantially at its inlet (12), prior to it being used for the first time, the device being characterized in that the closure elements are formed by the inlet valve member (51, 53).

Abstract: The invention concerns a fixing device for a fluid product dispenser adapted for mounting on a container or reservoir which has a neck. A dispensing member is mounted on the reservoir neck. The neck has an outer peripheral thickness defining, with the rest of the neck, a lower shoulder. The fixing device comprises a fixing ring to fix the dispensing member on the neck. The fixing ring comprises a peripheral skirt extending up to beneath the shoulder. The skirt is provided with flaps, the ends of which point inwards and upwards and are urged to stop in contact against the shoulder thereby providing a catching mechanism for the fixing ring on the reservoir neck.

Abstract: A device for fixing a dispenser member such as a pump on the neck of a receptacle containing a substance to be dispensed, the device being characterized in that it has a single fixing element made of a deformable material and disposed in the neck of the receptacle between the inside surface of the receptacle neck and the outside surface of the body of the dispenser member, the fixing element being, in the assembled state of the fixing device, deformed and/or compressed by the body of the dispenser member being engaged in the neck of the receptacle in such a manner that it exerts a radial force on the body of the dispenser member and on the neck of the receptacle, the radial force providing reliable and leakproof fixing of the dispenser member to the neck of the receptacle.

Abstract: A metal fastening ring which can be screwed on for attaching a distribution component, such as a pump or a valve, on a container which has a neck and which contains product to be distributed. The ring includes a metal, interior, annular wall with internal threads which cooperate with external threads on the container neck. The ring has a plastic material coating on the threaded, interior, annular wall.

Abstract: A fixing member for fixing a dispenser device to the neck of a container, said fixing member comprising a ring made of a plastics material and provided with fixing means for fixing to the neck of the container, and a metal dished washer received in the ring and provided with holding means for holding the dispenser device.

Abstract: The invention includes a device for dispensing in atomized powder form a single dose of a fluid product. A fluid product container contains a single dose and is connected to an atomizing orifice. At least one gas container is connected to the orifice. A means is provided for simultaneously emptying the fluid product container and the gas container so as to cause a biphasic atomization of the fluid product with the gas at the atomizing orifice.

Abstract: A device for spraying or dispensing a fluid or powdery product on a surface to be treated and/or an intake element (50), comprising: a dispensing member (1), including a dispensing opening (31), the dispensing member being associated with a reservoir (2) containing the product and being movable between an inoperative position and a dispensing position; and an actuating device for moving the dispensing member (1) towards its dispensing position for delivering a dose of product: The device further comprises: a device for measuring distance (20) movable between an inoperative position and their useful position, and arranged in their useful position such that each time the device is used the dispensing opening (31) is located at a fixed predetermined distance from the surface to be treated and/or the intake element (50), the movement of the distance measuring device (20) from their useful position towards their inoperative position bringing the dispensing member (1) back towards its inoperative position.

Abstract: A device for spraying fluid, the device comprising a tank (11) containing a plurality of doses of fluid, a cylindrical base (14) receiving said tank (11), a dispenser member such as a pump, a manual actuator element (20), fractioning means (16) co-operating with said actuator element (20) to fraction the content of the tank (11) into at least two doses, and energy-accumulator means (12) co-operating, during actuation, with said manual actuator element (20) to accumulate energy in the hand of the user so as to guarantee proper atomization of the entire dose of fluid on each actuation, the device being characterized in that said base (14), said fractioning means (16), and said energy-accumulator means (12) form integral portions of a common one-piece block (10).

Abstract: An apparatus for measuring doses of dispensed products includes a first metering ring (20) mounted to rotate 5 around a rotation axis (1), and drive means (10) that drives the first metering ring to rotate around an axis (1). The drive means (10) is actuated each time the dispenser is actuated. The apparatus also has interlocking means (15, 22) that engage the drive means (10) with the first metering ring (20) after the dispenser has been actuated a predetermined number of times. The first metering ring (20) is driven to rotate once it is engaged with the drive means (10). The apparatus only counts the doses of dispensed product after the dispenser has been actuated a predetermined number of times.

Abstract: A dispenser device which has a pumping device, an ejection nozzle incorporating a dispensing orifice, an actuator for activating the dispenser such as a pusher, and a closure system which enables the dispenser device to be closed, thereby avoiding problems such as contamination or drying out of the dispensing substance. The closure system contains a closure element that is resiliently deformable to go between a closed position in which it hermetically closes the dispensing orifice, and an open position in which it opens the dispensing orifice. When the dispensing device is actuated, the closure element is deformed into its open position by a member solid with the ejection nozzle or the ejection nozzle, and the closure element returns resiliently into its closed position after the dispensing device has been actuated.

Abstract: A device for dispensing fluid products having a dispensing member (1), such as a pump, mounted on a container (2), and an actuating member (3), such as a thruster, for dispensing the product. The device has two reservoirs of products (10, 20) arranged such that they are successively emptied, the product contained in the second reservoir (20) being dispensed only when the first reservoir (10) is empty, characterized in that the first reservoir (10) is fixed to the body of the dispensing member (1) or to a support piece (9) of the body, and extends to the bottom of the container at least partially inside the second reservoir (20).

Abstract: A hand-operated pump for fluid distribution comprising a pump body defining a pump chamber, a hollow control rod traveling in the pump body between a rest position and a depressed, lower position, a free floating piston assembled in a sliding manner on the control rod, the piston and the rod serving to define an outlet valve, characterized in that the outlet valve exhibits a cylindrical tight sealing contact adapted to open by sliding the piston towards the top on the rod at a determined height and the rod includes a surface engaged by the piston and widening in a vertical direction towards the top.