Abstract: An assembly having a source bottle and a refillable dispenser, the source bottle having a body and a threaded neck formed of one-piece, the refillable dispenser having a dispensing head and a filling and venting system, the refillable dispenser having a reservoir, The refillable dispenser has a threaded sleeve that can be screwed onto the threaded neck, thereby enabling the filling and venting system to be connected to the body, so that the fluid product in the source bottle can gravitationally flow from the source bottle into the reservoir through the filling and venting system, while the air from the reservoir can simultaneously flow from the reservoir into the source bottle through the filling and venting system.

Abstract: Disclosed is a refillable fluid product dispenser comprising: a fluid product reservoir (R) defining a neck (R2); a dispensing member (P) that is mounted on the neck (R2) and comprising an inlet (P2); and a fastening member (2, 2) for fastening the dispensing member (P) onto the neck (R2); a dip tube (D) that is connected to the inlet (P2) of the dispensing member (P) and extends into the reservoir (R); the dispenser being characterised in that the dip tube (D) is secured to the fluid product reservoir (R) by means of a support (1) that forms at least one filling window (15) communicating directly with the inside of the fluid product reservoir (R), the fastening member (2, 3) enabling withdrawal of the dispensing member (P), thus providing access to the support (1) in order to fill the fluid product reservoir (R) through said at least one filling window (15).

Abstract: A fluid product dispenser having a vessel and provided with a neck forming at least one helical thread, and a dispensing head mounted on the neck of the vessel, the head having a dispensing member and a fastening member engaging both with the threaded neck and the dispensing member The fastening member has a deformable and malleable skirt intended to engage with the threaded neck, and a rigid collar engaged around the skirt to push the skirt radially against the threaded neck in such a way as to deform the skirt against the thread so as to create a thread imprint in the skirt. The helical thread has an intermediate portion that has, on at least some of its length, a cross-section that decreases in the unscrewing direction and increases in the screwing direction, such that the unscrewing torque decreases and the rescrewing torque increases.

Abstract: The invention relates to a dispenser comprising: a pump (P) comprising a pump body (P1) defining an inlet (P3), a cap (1) rigidly connected to two reservoirs, the cap (1) forming a reception cavity (10), the cap (1) defining at least two connecting ducts (16, 151) each connecting one reservoir respectively, characterised in that the dispenser further comprises an endpiece (2) rigidly connected to the pump body (P1), the endpiece (2) defining an interior space (20) which communicates with the inlet (P3) and at least two through-holes (241, 261) which connect the outside of the endpiece (2) with the interior space (20) thereof, the endpiece (2) being rotatably mounted in the reception cavity (10) in order to establish fluid paths between the connecting ducts (16, 151) of the cap (1) and the through-holes (241, 261) of the endpiece (2).

Abstract: Disclosed is a refillable fluid product dispenser comprising: a fluid product reservoir (R) defining a neck (R2); a dispensing member (P) that is mounted on the neck (R2) and comprising an inlet (P2); and a fastening member (2, 2) for fastening the dispensing member (P) onto the neck (R2); a dip tube (D) that is connected to the inlet (P2) of the dispensing member (P) and extends into the reservoir (R); the dispenser being characterised in that the dip tube (D) is secured to the fluid product reservoir (R) by means of a support (1) that forms at least one filling window (15) communicating directly with the inside of the fluid product reservoir (R), the fastening member (2, 3) enabling withdrawal of the dispensing member (P), thus providing access to the support (1) in order to fill the fluid product reservoir (R) through said at least one filling window (15).

Abstract: A fluid product dispenser having a vessel and provided with a neck forming at least one helical thread, and a dispensing head mounted on the neck of the vessel, the head having a dispensing member and a fastening member engaging both with the threaded neck and the dispensing member The fastening member has a deformable and malleable skirt intended to engage with the threaded neck, and a rigid collar engaged around the skirt to push the skirt radially against the threaded neck in such a way as to deform the skirt against the thread so as to create a thread imprint in the skirt. The helical thread has an intermediate portion that has, on at least some of its length, a cross-section that decreases in the unscrewing direction and increases in the screwing direction, such that the unscrewing torque decreases and the rescrewing torque increases.

Abstract: A fluid spray head comprising: a body (1) forming a housing (14) in which there extends a core (16); a nozzle (2) engaged in the housing (14) around the core (16), and forming a spray orifice (0) presenting a chamber outlet diameter D3 and a chamber outlet section S3; the core (16) and the nozzle (2) defining between them, from upstream to downstream: a plurality of swirl channels (T) presenting a channel length L1; and a swirl chamber (C) presenting a chamber inlet diameter D2, and a chamber inlet section S2, the dispenser orifice (O) forming an outlet for the swirl chamber (C); the spray head being characterized in that 30% of S2?S3?55% of S2, and preferably S3 is equal to approximately 42% of S2.

Abstract: A fluid spray head comprising: a body (1) forming a housing (14) in which there extends a core (16); a nozzle (2) engaged in the housing (14) around the core (16), and forming a spray orifice (O) presenting a chamber outlet diameter D3 and a chamber outlet section S3; the core (16) and the nozzle (2) defining between them, from upstream to downstream: a plurality of swirl channels (T) presenting a channel length L1; and a swirl chamber (C) presenting a chamber inlet diameter D2, and a chamber inlet section S2, the dispenser orifice (O) forming an outlet for the swirl chamber (C); the spray head being characterized in that L1?110% of D2, and preferably L1 is equal to approximately 150% of D2.

Abstract: A fluid dispenser member, such as a pump, having a body (11) for mounting in the opening of a fluid reservoir so as to take fluid therefrom. The body (11) has a fluid chamber (15) that defines a fluid inlet in the form of a socket (12). The dispenser member includes a dip tube (2) for extending into the fluid reservoir so as to take fluid therefrom, the dispenser member further having a reducer sleeve (3) that internally receives an end (21) of the dip tube (2), and that is engaged axially in the socket (12) of the body (11), such that fluid communication is established between the dip tube (2) and the chamber (15) of the body (11). The dip tube (2) presents an outside diameter less than 1 mm and is made of a material that is transparent or translucent.

Abstract: A fluid dispenser member, such as a pump, comprising a body (11) for mounting in the opening of a fluid reservoir so as to take fluid therefrom, the body (11) comprising a fluid chamber (15) that defines a fluid inlet in the form of a socket (12), the dispenser member including a dip tube (2) for extending into the fluid reservoir so as to take fluid therefrom, the dispenser member further comprising a reducer sleeve (3) that internally receives an end (21) of the dip tube (2), and that is engaged axially in the socket (12) of the body (11), such that fluid communication is established between the dip tube (2) and the chamber (15) of the body (11); the dispenser member being characterized in that the dip tube (2) presents an outside diameter that is less than 1 mm, and in that the dip tube (2) is made of a material that is transparent or translucent.

Abstract: A fluid dispenser including a fluid reservoir containing fluid; a fluid suction chamber of variable volume including an extraction and application space that varies between a minimum volume and a maximum volume; a dip tube that connects the reservoir to the suction chamber at an orifice; a suction mechanism for sucking, during a suction stage, fluid from the reservoir into the chamber through the orifice; and an extractor and applicator member that defines, in part, the suction chamber and the suction mechanism, and further the extraction and application space; wherein the sliding of the slidable sleeve over the stationary stem does not involve any resilient driving force.

Abstract: A fluid dispenser including a fluid reservoir containing fluid; a fluid suction chamber of variable volume comprising an extraction and application space that that varies between a minimum volume and a maximum volume; a dip tube that connects the reservoir to the suction chamber at an orifice; suction means for sucking, during a suction stage, fluid from the reservoir into the chamber through the orifice; and an extractor and applicator member that defines, in part, the suction chamber and the suction means, and further the extraction and application space; wherein the sliding of the slidable sleeve over the stationary stem does not involve any resilient driving force.

Abstract: A fluid refill system includiung a source bottle; a refillable travel bottle including a dispenser pump, the travel bottle presenting a capacity that is smaller than the capacity of the source bottle; and connection for connecting the two bottles together so as to fill the travel bottle with fluid from the source bottle, the connection including a fluid inlet and an air outlet for the source bottle, and a fluid outlet and an air inlet for the travel bottle, the connection defining an internal fluid passage connecting the fluid inlet to the fluid outlet, and an internal air passage connecting the air inlet to the air outlet. The internal fluid passage and the internal air passage are arranged coaxially, the air passage surrounding the fluid passage or vice versa.

Abstract: A fastener system (1, 2) for fastening a dispenser member (3), such as a pump, on a reservoir neck (41) so as to constitute a fluid dispenser, the dispenser being removable by removing the fastener system from the neck, the system comprising a fastener ring (1) and a rigid hoop (2) that is engaged around the fastener ring, the ring (1) comprising a skirt (14) for engaging around the neck (41), the skirt (14) including fastener tabs (15) for coming into secure engagement with the neck (41), the fastener system being characterized in that the skirt (14) further includes at least one abutment tab (16) for coming into axial abutment against the neck (41) when an attempt is made to re-assemble the fastener ring (1) on the neck (41) after the dispenser has been removed for the first time.

Abstract: A fluid dispenser having a fluid reservoir, a fluid suction chamber of variable volume that defines an extraction and application space; a dip tube that connects the reservoir to the chamber at an injection orifice that defines an injection axis; and a suction mechanism for sucking, during a suction stage, fluid from the reservoir into the chamber through the injection orifice. The injection orifice is situated a little way inside or outside the extraction and application space, such that the fluid is injected in the form of an axial jet into the extraction and application space and fills it, at least in part, without the injection orifice penetrating into the space.

Abstract: A fluid dispenser member for mounting on an opening (90) of a fluid reservoir (9), said member comprising: a body (1) inwardly defining a chamber (15) of variable volume, said body defining a bottom end (10); an actuator rod (7) that can be reciprocated axially in said body, and comprising a top portion defining a top end (79); a peripheral bearing collar (52) extending radially outwards, and including a bottom face (51) designed to come into abutment, at least indirectly, against an edge (911) of the opening (90) of the fluid reservoir; and a neck gasket (2) disposed in contact with the bottom face (51) of the collar so as to be compressed between the collar (52) and the edge (911) of the opening, the axial height HS1 axially separating the bottom face of the collar from the top end of the actuator rod being substantially equal to the axial height HI1 axially separating the bottom face of the collar from the bottom end of the body.

Abstract: A fluid dispenser member comprising a body (1), an actuator element (2), and a return spring (3), said actuator element comprising a portion disposed inside the body and a top portion (21, 23) that projects out from the body, said actuator element being axially displaceable, downwards and upwards, inside said body between a rest position and a depressed position, said actuator element being urged towards the rest position by the return spring (3), the dispenser member being characterized in that it further comprises blocking means (14, 24, 3) for preventing the actuator element (2) from turning relative to said body (1).

Abstract: A fluid dispenser device includes a chamber provided with an inlet valve and with an outlet valve, and defining a sealed slide cylinder; a piston disposed inside the chamber and including a lip capable of sliding in sealed manner in the slide cylinder. A bearing flange for coming to bear against a reservoir neck; and a ferrule against which the piston is resiliently urged in the rest position. The device being characterized in that the sealed slide cylinder is situated above the bearing flange so that it cannot be inserted into the reservoir neck.

Abstract: A fixing device for fixing a dispensing member to the neck of a receptacle, the fixing device includes a fixing ring having a bottom skirt engaging a neck of a receptacle, a member for receiving a dispensing member, and a top socket which extends in the direction opposite to the direction in which the skirt extends; and trim which extends around the ring so as to mask it at least in part, the trim having a body defining a top end forming an inwardly-extending rim that extends inwards and then downwards so as to define an inner sleeve. The sleeve comes into engagement with the inside surface of the socket; and the inner sleeve forms a resilient tab which extends outwards and upwards so as to define a free end which comes into contact with an inside surface of the socket.

Abstract: A dispenser member such as a pump or a valve, comprising: a body (2) in which a piston (3) is slidably received and in which a ferrule (4) is engaged; and fixing means (5) comprising at least one peripheral projection (53) that projects radially outwards, said projection (53) serving to come into engagement in a notch (82) formed in an inside wall (81) of the neck (80) of a receptacle (8), said projection (53) being elastically displaceable radially inwards so as to come into engagement in the notch (82) in the neck by elastically deforming the body (2) radially inwards in a deformation zone (200); said dispenser member being characterized in that the ferrule (4) is not in contact with the body at the deformation zone (200) of the body (2).