Abstract: A system for conserving a liquid substance (L) in a flexible receptacle (1), the substance being liable to be degraded and/or contaminated on contact with ambient air. The system includes a solid insert (3) whose outer envelope substantially matches the inside shape of the receptacle (1) in which the insert is immersed at least in part. The insert has bactericidal and/or chemical, especially antioxidant, activity and provides protective treatment by making contact with substance (L) over a large interchange area.

Abstract: A dispenser for chemically unstable products that result from mixing at least two liquid and/or semiliquid components, the dispenser being of the type comprising an outer housing (1) containing at least two hermetically sealed compartments (11, 12) each containing a liquid component, the compartments being provided with respective extractor members (21, 22) suitable for being actuated simultaneously and together by a single pushbutton (3) and suitable for delivering into separate delivery ducts (31, 32) formed inside said pushbutton (3) and opening to the outside via at least one ejector orifice (31a, 32a), the dispenser being characterized in that each of said compartments (11, 12) is defined transversely by the bottom (10) of the outer housing (1) and by an internal bushing (41, 42) for supporting its extractor member (21, 22), and laterally by the wall of an internal tubular element (51, 52) whose ends are fixed in leakproof manner respectively to said bushing and to the bottom (10) of said housing (1).

Abstract: The invention relates to a pump of the type comprising a cylindro-conical body (1) defining a metering chamber (10) closed at its bottom portion by an inlet valve (11) and at its top portion by a moving piston (2) co-operating with resilient return means (3) while being carried axially by a nozzle tube (4) having a top end that projects outside the pump body and having a bottom end that is provided with at least one delivery orifice (40), the pump being characterized in that said piston (2) is slidably mounted firstly about the tube (4) between a closure position closing the delivery orifice (40) and an open position in which said orifice is fully open, and secondly in sealed peripheral contact with the inside wall of said chamber (10) between a top end-of-stroke abutment and a bottom end-of-stroke abutment; the coefficient of friction between the piston (2) and the tube (4) being less than the coefficient of friction between said piston (2) and the inside wall of the body (1).

Abstract: The invention provides a dispenser for dispensing liquids from a receptacle, the dispenser having a cylindrical and conical body containing a measuring chamber closed at its bottom end by an admission valve and at its top end by a piston provided with a delivery valve and a delivery tube capped by a pushbutton, the body being the result of assembling together two independent elements: a top element carrying the piston and provided with a cylindrical skirt; and a bottom element provided with a sleeve for co-operating with the skirt by leaktight radial clamping so as to define the wall of the measuring chamber, the bottom element being provided with a bushing extending the sleeve coaxially downwards and engaged with leaktight radial clamping inside the neck of the receptacle.

Abstract: A nasal spray device for dispensing a liquid from a pressurized container (R). The nasal spray device includes two juxtaposed applicators (1a, 1b), each being provided with at least one expulsion duct (10a, 10b) opening at an outer end in a spay nozzle (B) and communicating at an inner end with the container (R) with a pressurizing device (P). The applicators are fixed to a base (2) which couples them to the container (R). The nasal spray device includes a first part (I) supporting the applicators (1a, 1b) and an outer bottom skirt (11) radially clamping onto a cylindrical inner bearing surface (21) provided along a surface of a second part (II) carrying the base (2). The first and second parts (II) define bottom portions of the expulsion ducts (10a, 10b).

Abstract: An endpiece for dispensing liquid pharmaceuticals contained in a receptacle, the endpiece being of the type comprising a tubular element (1) provided at a free first end (1a) with a spray nozzle (3) and at its second end (1b) with a rotary coupling (11) providing a connection with the internal delivery duct (20) of a pushbutton (2) for fitting onto the top of a tapping member mounted on said receptacle, said rotary coupling (11) being constituted by a core having a cylindrical cavity (21) fitted to said pushbutton (2) in communication with the internal delivery duct (20) and in which the second end (1b) of the tubular element (1) is engaged in touching and rotary manner, which second end is provided with means for opening said duct (20), the endpiece being characterized in that said cylindrical cavity (21) contains an axial rod (22) secured to the pushbutton (2) for being engaged inside the second end (1b) of said tubular element (1) while leaving an intermediate space (21c) through which the pharmaceutical i

Abstract: The invention relates to a device for assembling and packaging a pump (P) and a receptacle (R) of the type comprising firstly a fixing bush (1) provided on its inside wall with elastically deformable elements (11) for fastening beneath a collar (C) of the neck of the receptacle (R), and secondly with a packaging skirt (2) that is malleable, at least in part, clamped radially against the outside wall of said bush (1), the device being characterized in that said bush (1) has setbacks (10) formed in its outside wall in register with the fastener elements (11), defining an intermediate empty zone in which said skirt (2) is not liable to be deformed by said elements (11).

Abstract: The invention provides a system for conserving a liquid substance (L) in a flexible receptacle (1), said substance being liable to be degraded and/or contaminated on contact with ambient air, the system being characterized in that it comprises a solid insert (3) whose outer envelope substantially matches the inside shape of the receptacle (1) in which the insert is immersed at least in part, said insert providing protective treatment by making contact with said substance (L) over a large interchange area.

Abstract: A liquid dispenser of the type comprising a tank (R) fitted with liquid extractor means (P) suitable for being actuated by axial displacement of the tank relative to a delivery tube (T) having a portion that projects outwards, the dispenser being characterized in that it comprises firstly a discharge duct (1) connected in leakproof manner to the outer portion of the delivery tube (T) and passing through an endpiece (2) connected rigidly to a housing (B) containing the tank (R), and secondly at least one side knob (11, 12) engaging the tank or the delivery tube and carrying a cam (110, 120) designed to co-operate in sliding contact with at least one sloping wall (21, 22) secured to said endpiece (2) in such a manner that substantially radial thrust on said knob (11, 12) is transformed into axial displacement of the tube (T) relative to the tank (R), thereby causing the liquid to be dispensed.

Abstract: A device for connecting the body (C) of a pump (P) to a flexible bag (S) containing a liquid or semi-liquid fluid, the device being characterized in that it comprises a cylindrical sleeve (10) for leakproof fixing of the bag (S), which sleeve is connected at the top to a shoulder (11) carrying firstly a peripheral ring (13) for assembly with the wall of a rigid outer container (B) and secondly a central bushing (12) for leakproof support of the pump (P).

Abstract: A system for conserving a liquid substance (L) in a flexible receptacle (1), the substance being liable to be degraded and/or contaminated on contact with ambient air. The system includes a solid insert (3) whose outer envelope substantially matches the inside shape of the receptacle (1) in which the insert is immersed at least in part. The insert has bactericidal and/or chemical, especially antioxidant, activity and provides protective treatment by making contact with substance (L) over a large interchange area.

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).

Abstract: The invention provides a valve of the type comprising firstly a cylindro-conical body (11) which defines at least part of a chamber (10) for connection via a first end to a deformable bag (P) forming a reservoir for a substance (L) and via a second end to a nozzle tube (T) provided with an admission orifice (a) and with a valve member, and secondly a collar (12) for leak-proof fixing to a rigid case (B) suitable for containing said bag (P) and a gas (A) under pressure; the wall of said body being provided with at least one orifice (15) for injecting the gas (A) providing communication between the chamber (10) and the case (B) and suitable for being closed in leak-proof manner by an elastically-deformable wall bearing against said body (11) around said orifice, the valve being characterized in that said injection orifice (15) is formed in the side wall of said body and the elastically-deformable wall is carried by a sleeve (M) clamped radially around said body (11) and secured to an annular gasket (J) mounted

Abstract: A pump of the type comprising a substantially cylindrical body (1) in one piece provided, in its lower part, with a port (11) for admission of a product and with a valve constituted by a cavity (10) containing an element (2) capable of moving between a lower stop (12b) corresponding to the obturation of said admission port (11) and an upper stop (12a) corresponding to the opening of said port (11), and wherein said upper stop (12a) is formed by at least one discontinuous internal projection (12) whose transverse dimension (x) measured in the cavity (10) is at least equal to 20% of the largest transverse dimension of the mobile element (2).

Abstract: The invention relates to a capsule for closing a receptacle (R) for a liquid and for dispensing said liquid, said capsule being characterized in that it comprises: A capsule for closing a receptacle (R) for a liquid and for dispensing said liquid, said capsule being characterized in that it comprises: an inner support element (1) designed to be fixed on the neck (C) of the receptacle (R) and including a central bushing (11) having a side wall provided with an ejection orifice (10); and an outer closure element (2) that is fastened onto said inner element (1) and which includes a central ring (21) provided with an outlet duct (20), said central ring (21) being designed to surround said bushing (11) in coaxial and rotary manner so as to establish at least one closed position in which the ejection orifice (10) is sealed and at least one dispensing position in which said orifice is in communication with the outlet duct (20).

Abstract: The invention relates to a dispenser for dispensing viscous liquids, which dispenser is designed to be mounted on a container; said dispenser being characterized in that it comprises a bowl (1) whose bottom is provided with an inlet orifice (10) equipped with a valve (11), and whose top is closed off by a piston (2) that is urged back into its high position by a spring (3) and that co-operates with the inside wall of the bowl to define a metering chamber (12), the wall of said chamber including 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 (12) to release a passageway (P) via which the liquid can be removed, which passageway opens out peripherally to the outside.

Abstract: The invention relates to a packaging and bactericidal treatment device for contact lenses (L), said device being characterized in that it comprises: firstly a housing (1) provided with at least one cavity (10) receiving a support element (11) which has bactericidal action and whose outside face (11a) has curvature matching the curvature of the contact lenses (L); and secondly, at least one lid (2) designed to cover said cavity (10) and whose inside face is provided with at least one socket (20) which is suitable for being engaged in guided manner into said cavity (10), and which receives a wedge element (21) having bactericidal action and whose outside face (21a) has curvature complementary to the curvature of the support element (11) so that it protects and/or decontaminates a contact lens (L) by holding it stationary in said cavity (10) between said support element (11) and said wedge element (21).

Abstract: The invention relates to a dispenser head for a receptacle (R) for a liquid, the receptacle being of the type comprising a manual bearing face (1) for actuating the delivery means (P) for delivering the liquid, and an ejection nozzle (2) provided with an internal evacuation duct (20) that is suitable for being fed by said delivery means via a connection element (3) that may or may not be removable, the dispenser head being characterized in that the nozzle (2) is constituted by a hollow rod (21) inclined towards the receptacle (R) and adapted to receive a removable cap (4) that is constituted by a tube (40) closed at one end and designed to be slidably fitted over the outside of said rod (21), via its other end.

Abstract: The invention relates to a dispenser for dispensing liquids in the form of aerosols, the dispenser being of the type comprising a pump (1) engaged in sealed manner in the neck (C) of a container and provided firstly with a metering internal chamber and secondly with a spray tube (10) which projects to the outside, where it is engaged in a plunger knob (3), said spray tube (10) being suitable for being fed by the metering chamber and for communicating with a transverse ejection duct (21) equipped with a spray nozzle (22); the dispenser being, upstream from the ejection duct (21), a delivery or suction external chamber (20) for delivering or for sucking in a mixture of air and of liquid, the spray tube (10) opening out into the external chamber, and the external chamber enclosing a piston (32) secured to the plunger knob (3).

Abstract: The invention relates to an endpiece for dispensing and/or measuring out liquid pharmaceutical substances, the endpiece comprising a cylindro-conical body (1) fitted with a bottom base (13) for receiving thrust and for coupling to a tank capable of being put under pressure, and an axial ejection duct (10) containing a central core (2) and communicating firstly at its top end with a spray nozzle, and secondly at its bottom end with the tank, it is characterized in that the top end of the ejection duct (10) is closed in temporary and leakproof manner by a wall (111) which is secured to the top portion (1a) of the body (1) and which extends perpendicularly to the duct, the wall being movable in reversible manner under drive from the substance, said wall being provided with a central orifice (110) capable of being closed in the closed position by a stud (20) secured to the core (2) being forced thereagainst, the periphery of the wall being attached to said body (1) via an elastically deformable link element (112)