Abstract: A fluid dispenser having a fluid reservoir (1) provided with an opening (13), a dispenser member (2) provided with a fluid outlet (24), a fastener ring (3) for fastening the dispenser member (2) on the opening (13) of the reservoir (1), and a dispenser head (4) mounted on the outlet (24) of the dispenser member (2). The head includes a dispenser orifice (43) and a pressing surface (44) to actuate the dispenser member (2). The head (4) also includes a fluid-collection dish (45) in which the fluid from the dispenser orifice (43) is collected before being taken by the user, and a peripheral skirt (46) secured to the ring (3) and/or to the reservoir (1). The skirt (46) is connected to the dish (45), to the pressing surface (44), and to the orifice (43) via a deformable flexible zone (47). The deformable zone (47) surrounds the dish (45), the pressing surface (44), and the dispenser orifice (43).

Abstract: A fluid dispenser member (1) for associating with a fluid reservoir (2) so as to form a fluid dispenser, the member (1) including a body (11) via which the dispenser member is mounted in stationary manner on a mounting part (3), the body (11) defining a housing (113) for receiving another component element (13) of the dispenser member. The housing (113) includes a movable portion (115) that is displaceable from an initial configuration in which the housing is open, to a final configuration in which the housing is closed on the component element (13) while the dispenser member (1) is being mounted in the mounting part (3).

Abstract: A dispenser head (1) for associating with a dispenser member, such as a pump or a valve, so as to form a fluid dispenser, the head including a connection sleeve (11) for connecting to an outlet (31) of the dispenser member, the sleeve (11) being connected to a fluid dispenser orifice (13, 13?) via an internal channel (12), the head being characterized in that it further includes a fluid collection dish (14) for collecting the fluid at the outlet from the dispenser orifice, the dish defining a bottom (141) that is situated below the dispenser orifice under normal conditions of use of the head, such that the fluid drops by gravity into the dish.

Abstract: A filling method for filling a reservoir (10) of variable working volume with a fluid, the method being characterized in that the reservoir (10) is firstly emptied of any content, such that its working volume is substantially zero, and the fluid is then injected into the reservoir, thereby increasing the working volume of the reservoir (10).

Abstract: A fluid dispenser device comprising: a reservoir (R) of variable working volume comprising a sealing slide-cylinder (100) and a follower piston (2) that is in sliding sealing contact in said cylinder; dispenser means (3) that are suitable for putting the fluid stored in the reservoir under pressure in such a manner as to drive a fraction of the fluid through a dispenser orifice (37), and under suction in such a manner as to move the follower piston in the direction that decreases the working volume of the reservoir; and non-return means that are suitable for preventing any substantial movement of the follower piston in the direction that increases the working volume of the reservoir; in which device the non-return means include at least one chamber (C) of variable volume that is filled with fluid from the reservoir during the suction stage.

Abstract: A fluid dispenser head for mounting on an actuator rod of a dispenser member that is displaceable down and up along an axis (X), the head including an axial connection sleeve for engaging on the actuator rod and defining an inlet duct, the head further including a dispenser endpiece defining an endpiece channel that is connected to the inlet duct via a connection channel, the endpiece including a free dispenser end defining a dispenser orifice that is situated at a downstream end of the endpiece channel, the head further including a bearing surface on which axial pressure can be exerted so as to drive in the actuator rod, where the endpiece extends substantially parallel to the axis (X), and is offset away from the axis.

Abstract: A packaging method for packaging fluid (P) in a fluid dispenser comprising a fluid reservoir (1) defining an opening (13), and a fluid dispenser member (2), such as a pump or a valve, for mounting in leaktight manner on the opening (13) of the reservoir, an inert gas, such as nitrogen or argon, being present in the reservoir above the fluid (P) while the dispenser member (2) is being mounted in leaktight manner on the opening (13) of the reservoir, such that the fluid (P) is in contact with the inert gas in the reservoir (1); the method being characterized in that the step of mounting the dispenser member (2) in leaktight manner on the opening (13) of the reservoir (1) is performed under a vacuum, the inert gas is evacuated, at least in part, from the reservoir during this evacuation step, such that the reservoir is subjected to an inert-gas vacuum.

Abstract: A fluid dispenser head having a fluid duct (73, 61) and a dispenser orifice (83) from which the user can draw the dispensed fluid. The head including a closure mechanism for selectively closing the dispenser orifice (83). The closure mechanism has a closure member (93) that is displaceable between a closed position and an open position. The head also includes a non-rotary portion (6) that is prevented from turning relative to the dispenser member (4), and a rotary portion (7, 8) that can be turned relative to the non-rotary portion (6), and a displacement mechanism (69; 69?) that displaces the closure member (93; 93?) between the closed and open positions while the rotary portion (7, 8) is being turned relative to the non-rotary portion (6).

Abstract: A dispenser head for mounting on an actuator rod of a fluid dispenser member. The actuator rod is displaceable up and down along an axis. The dispenser head includes a bearing surface for displacing the dispenser head and for actuating the fluid dispenser member. The head further includes a dispenser endpiece that internally defines an endpiece channel that opens out to the outside at a dispenser orifice. The endpiece presents an elongated configuration with a connection end connected to the remainder of the head and a free end. The dispenser orifice is situated in the proximity of the free end. The dispenser orifice is provided with internal closure member that is suitable for selectively closing the dispenser orifice from the inside.

Abstract: The present invention relates to a fluid dispenser member comprising a body (1), a pusher (2) axially displaceable between a rest position and a depressed position, the pusher forming a fluid dispenser orifice (24), and a flexible part (3) connecting the body to the pusher. The part forms return spring means (35) urging the pusher towards the rest position. The part also forms the moving member (38) of an outlet valve. The part also comprises support means (33) engaged with the body, and anchor means (37) engaged with the pusher. The support means are surrounded by the anchor means. The part includes an elastically deformable portion (34) that extends between the support means and the anchor means. The elastically deformable portion (34) constitutes both the return spring means (35) and the outlet valve moving member (38).

Abstract: A filler device for filling reservoirs with a fluid, the device having a fluid injector, a filler nozzle connected to the injector, a support for receiving a reservoir, and relative movement device for moving the nozzle towards and away from the support along an axis. The support is coupled to a rotation device for driving the support in rotation and thus causing the reservoir to revolve about the axis.

Abstract: A fluid dispenser including a first fluid dispenser member associated with a first fluid reservoir, the first member including a first actuating rod mounted to move along a first rod axis between a rest position and an actuated position, and a second fluid dispenser member associated with a second fluid reservoir, the second member including a second actuating rod mounted move along a second rod axis between a rest position and an actuated position, the first rod having a free end pointing in a first direction and a second rod having a second free end pointing in a second direction, the two members being disposed one relative to the other with the first and second rod axes extending parallel and with the first direction being opposite to the second direction, so that one dispenser member is disposed upside down relative to the other dispenser member, the fluid dispenser being characterized in that at least one of the reservoirs is an “airless” reservoir, with its volume decreasing as fluid is extracted theref

Abstract: A fluid dispenser comprising: a fluid reservoir (10) of variable working volume, in which reservoir the fluid is protected from the air, the reservoir being provided with an actuator wall (25) that is axially movable down and up between a rest position and a depressed position, the movement of the wall causing the pressure in the reservoir to vary, the wall being situated at an end of the dispenser; and a dispenser orifice (150) via which the fluid is dispensed, the orifice being provided with an outlet valve (4); the dispenser being characterized in that the orifice (150) is situated at an end of the dispenser other than the end at which the actuator wall (25) is situated.

Abstract: A dispenser head (1) for associating with a dispenser member, such as a pump or a valve, so as to form a fluid dispenser, the head including a connection sleeve (11) for connecting to an outlet (31) of the dispenser member, the sleeve (11) being connected to a fluid dispenser orifice (13, 13?) via an internal channel (12), the head being characterized in that it further includes a fluid collection dish (14) for collecting the fluid at the outlet from the dispenser orifice, the dish defining a bottom (141) that is situated below the dispenser orifice under normal conditions of use of the head, such that the fluid drops by gravity into the dish.

Abstract: A fluid dispenser device comprising: a reservoir (R) of variable working volume comprising a sealing slide-cylinder (100) and a follower piston (2) that is in sliding sealing contact in said cylinder; dispenser means (3) that are suitable for putting the fluid stored in the reservoir under pressure in such a manner as to drive a fraction of the fluid through a dispenser orifice (37), and under suction in such a manner as to move the follower piston in the direction that decreases the working volume of the reservoir; and non-return means that are suitable for preventing any substantial movement of the follower piston in the direction that increases the working volume of the reservoir; in which device the non-return means include at least one chamber (C) of variable volume that is filled with fluid from the reservoir during the suction stage.

Abstract: A fluid dispenser member (1) for associating with a fluid reservoir (2) so as to form a fluid dispenser, said member (1) including a body (11) via which the dispenser member is mounted in stationary manner on a mounting part (3), the body (11) defining a housing (113) for receiving another component element (13) of the dispenser member, the member being characterized in that the housing (113) includes a movable portion (115) that is displaceable from an initial configuration in which the housing is open, to a final configuration in which the housing is closed on the component element (13) while the dispenser member (1) is being mounted in the mounting part (3).

Abstract: A fluid dispenser comprising: two distinct dispenser units (1), each comprising a fluid reservoir (20) defining an opening (23), a dispenser member (3) for taking and dispensing the fluid from the reservoir, and a fastener member (4) for fastening the dispenser member (3) on the opening (23) of the reservoir (20); and a common outer shell (6) in which at least the two reservoirs (20) are housed, said dispenser being characterized in that the shell (6) includes receiver means (62) for receiving and holding the two dispenser units (1) inside the shell.

Abstract: A filling method for filling a reservoir (10) of variable working volume with a fluid, the method being characterized in that the reservoir (10) is firstly emptied of any content, such that its working volume is substantially zero, and the fluid is then injected into the reservoir, thereby increasing the working volume of the reservoir (10).