Abstract: A fluid dispenser having a fluid reservoir (2) for containing fluid, the reservoir including an opening (230) having an outer top edge (25) and an inner bottom edge (26); a dispenser member (3), such as a pump or a valve; a fastener that fastens the dispenser member in the opening (230). The dispenser includes a tamperproofing mechanism (1) that is distinct from the fastener and that is secured to the dispenser member (3). The tamperproofing mechanism comes into contact with the inner edge (26) in the event of an attempt at removing the dispenser member (3) from the opening (230).

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 having a dispensing wall defining an outside surface and inside surface, the wall being provided with a through dispensing orifice connecting the inside surface to the outside surface. The inside surface forming a leaktight slide cylinder for a piston suitable for moving in leaktight contact inside the cylinder for selectively unmasking the dispensing orifice. The piston forming a wall element of a fluid chamber inside which fluid is selectively put under pressure. The inside surface, at the slide cylinder, forming a fluid swirl system immediately upstream from the dispensing orifice. The dispensing wall is formed by a substantially cylindrical skirt further provided with a guide wall defining an inside surface whose inside diameter is greater than the inside diameter of the slide cylinder.

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 pump having a pusher with a push wall defining a push outside surface and an inside surface; and a peripheral skirt which extends from the inside surface of the push wall. A pump chamber is provided with an inlet valve and with an outlet valve, a dispensing orifice via which the fluid is dispensed, a main piston, and a differential piston that is mounted to move in the pump chamber in response to variation in the pressure. The differential piston is mounted to move away from the push wall when the pressure increases in the pump chamber; the pusher and the differential piston being mounted to move along an actuating axis that extends substantially perpendicularly to the push wall. The differential piston is formed integrally with an inlet valve moving member that co-operates with an inlet valve seat.

Abstract: A fluid dispenser member comprising: a body designed to be associated with a receptacle; a dispenser head mounted to move in axial translation relative to the body over an actuation stroke, said head comprising a pusher comprising a push wall, and a side wall extending from said push wall; a chamber defined between said body and said head, said chamber being provided with an inlet valve and an outlet valve; and a dispensing orifice via which the fluid is dispensed; said fluid dispenser member being characterized in that said pusher is provided with an axial rod, said axial rod forming said at least one valve, namely said inlet valve and/or said outlet valve, in co-operation with at least one of the components, and in that said dispenser head further comprises an insert associated with the pusher so that it is constrained to move therewith.

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: An ID unit for associating with an article and that is suitable for delivering at least one item of data relating to said article, said unit comprising ID means that are suitable for delivering said data, the ID unit being characterized in that it further comprises: a base support on which the ID means are mounted; and a coating that is disposed on the support and the ID means in such a manner as to hermetically isolate the ID means from the outside.

Abstract: A fluid dispenser comprising: a fluid reservoir (2) for containing fluid, the reservoir including an opening (230) having an outer top edge (25) and an inner bottom edge (26); a dispenser member (3), such as a pump or a valve; fastener means for fastening the dispenser member in the opening (230); the dispenser being characterized in that it further comprises tamperproofing means (1) that are distinct from the fastener means and that are secured to the dispenser member (3), the tamperproofing means coming into contact with the inner edge (26) in the event of an attempt at removing the dispenser member (3) from the opening (230).

Abstract: A fluid dispenser member designed to be associated with a fluid reservoir having a neck, said member comprising: a body defining at least part of a fluid chamber, said body being provided with fixing means for fixing onto the neck of the reservoir, said body including a fluid inlet connecting the inside of the reservoir to the fluid chamber; a pusher mounted on the body in such a manner as to be displaced axially between a rest position and a driven-in position; and a spring urging the pusher into the rest position, wherein the spring is housed entirely inside the pusher, and the body is made of a transparent or translucent material.

Abstract: A fluid-dispenser member (1) comprising: a body (10) defining an inlet duct (11); an actuator rod (13) that is displaceable in the body; an actuator member (15) coupled to the actuator rod; fastener means (17) for fastening the body (10) in an opening (20) of a receptacle (2) containing a fluid; and an ID unit (3) capable of supplying information relating to the dispenser member, the dispenser member being characterized in that said ID unit (3) is housed in a gap defined between the body (10) and the fastener means (17).

Abstract: A fluid dispenser (100; 200; 300; 400) for dispensing a fluid in liquid or in powder form, the dispenser including a reservoir (12) serving to contain fluid, and a dispensing orifice (114; 214; 314; 414) via which the fluid is dispensed. The reservoir (12) having an actuating wall (111; 211; 311; 411) and a backing wall (112; 212; 312; 412), the walls be adapted to be brought towards each other by elastic deformation to reduce the volume of the reservoir, and thus to deliver fluid through the dispensing orifice. The dispenser further having a one-piece body (110; 210; 310; 410) and at least one flexible sealing film (120; 220; 320; 421; 422), the actuating wall and the backing wall being formed by the one-piece body, wherein the actuating wall and the backing wall are angularly positioned relative to each by forming an angle that decreases when they are brought towards each other.

Abstract: The invention concerns a fluid product dispensing head designed to be mounted on a fluid product dispensing member, said head comprising: a body (1) defining a dispensing channel (13) having a substantially axial inlet (131), open downwards and designed to be connected to the dispensing member, and a lateral outlet (132) emerging onto an outer peripheral surface (15) of the body; and an outer ring (2) defining a dispensing orifice (23), the body being mounted in the ring such that the lateral outlet (132) of the channel (13) communicates with the dispensing orifice (23). The invention is characterized in that the ring (2) comprises stop means (26, 27), the body defining a support surface (17) in abutting contact with the stop means, the body being insertible from the top into the ring.

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 having two dispensing members (11, 21) mounted on two reservoirs (10, 20), each dispensing member being provided with a dispensing head (12, 22) through which fluid is caused to flow by pressing on a common pusher (3). The two dispensing heads are interconnected via a flexible spacer (13).

Abstract: A fluid dispenser member having a dispensing wall (623) defining an outside surface and inside surface, said wall being provided with a through dispensing orifice (625) connecting the inside surface to the outside surface, the inside surface forming a leaktight slide cylinder for a piston (632, 633) suitable for moving in leaktight contact inside said cylinder for selectively unmasking the dispensing orifice, said piston forming a wall element of a fluid chamber inside which fluid is selectively put under pressure, said fluid dispenser member being characterized in that the inside surface extends over two surface segments, namely a top segment (6232) and a bottom segment (6242), the top segment having an inside diameter that is smaller than the inside diameter of the bottom segment, the dispensing orifice being formed at the top segment, and the piston being provided with a sealing lip (633) in leaktight sliding contact with the bottom segment.

Abstract: A dispenser head comprising a connection sleeve (20), a dispenser orifice (31), a duct (123) connecting said connection sleeve (20) to the dispenser orifice, and a press surface (11), the head further comprising a shutter (4) that is housed, at least in part, in said duct (123), and that is resiliently biased by spring means (47) towards said dispenser orifice (31), said shutter (4) including a contact zone (41) that bears in resilient leaktight manner against the dispenser orifice (31) so as to seal it hermetically, said shutter being axially movable against the spring means in such a manner as to withdraw its contact zone from the dispenser orifice, thereby creating an outlet passage for the fluid, the shutter including at least one abutment zone (440) that is resiliently biased by the spring means against a fixed support zone (34).

Abstract: A fluid dispenser device, comprising: a chamber (15, 15?) provided with an inlet valve (2, 112) and with an outlet valve (67, 76), and defining a sealed slide cylinder (14); a piston (6) disposed inside the chamber and including a lip (61) capable of sliding in sealed manner in said slide cylinder (14); a bearing flange (42) for coming to bear against a reservoir neck; and a ferrule (5) against which the piston (6) is resiliently urged in the rest position; said device being characterized in that the sealed slide cylinder (14) is situated above the bearing flange (42), so that it cannot be inserted into a reservoir neck.

Abstract: A fluid dispenser comprising: two sheets (1, 1?), at least one of which is deformable, the two sheets forming a fluid reservoir (15) between them, said at least one deformable sheet defining a deformable actuating wall so as to reduce the volume of the reservoir, the reservoir (15) advantageously being provided with resilient means (4) urging the reservoir towards its maximum volume; and a dispensing piece (2) fixed in leaktight manner between the two sheets (1, 1?) and defining a dispensing orifice (24) via which the fluid from the reservoir is dispensed; said fluid dispensing being characterized in that the reservoir (15) is defined by an inner first sealing line (12) and the outer peripheral edges of the sheets are sealed together along an outer second sealing line (10) which surrounds the inner first sealing line, the two sealing lines (10, 12) defining between them at least one non-sealed-together zone (11) in which the sheets are not sealed together.