Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
  • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
  • B05B11/04—Deformable containers producing the flow, e.g. squeeze bottles
  • B05B11/048—Deformable containers producing the flow, e.g. squeeze bottles characterised by the container, e.g. this latter being surrounded by an enclosure, or the means for deforming it
• • A—HUMAN NECESSITIES
  • A45—HAND OR TRAVELLING ARTICLES
  • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
  • A45D34/00—Containers or accessories specially adapted for handling liquid toiletry or cosmetic substances, e.g. perfumes
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
  • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
  • B05B11/02—Membranes or pistons acting on the contents inside the container, e.g. follower pistons
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
  • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
  • B05B11/02—Membranes or pistons acting on the contents inside the container, e.g. follower pistons
  • B05B11/028—Pistons separating the content remaining in the container from the atmospheric air to compensate underpressure inside the container
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
  • B05B12/004—Arrangements for controlling delivery; Arrangements for controlling the spray area comprising sensors for monitoring the delivery, e.g. by displaying the sensed value or generating an alarm
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
  • B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
  • B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
  • B05B9/08—Apparatus to be carried on or by a person, e.g. of knapsack type
  • B05B9/0805—Apparatus to be carried on or by a person, e.g. of knapsack type comprising a pressurised or compressible container for liquid or other fluent material
  • B05B9/0838—Apparatus to be carried on or by a person, e.g. of knapsack type comprising a pressurised or compressible container for liquid or other fluent material supply being effected by follower in container, e.g. membrane or floating piston, or by deformation of container
• • A—HUMAN NECESSITIES
  • A45—HAND OR TRAVELLING ARTICLES
  • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
  • A45D2200/00—Details not otherwise provided for in A45D
  • A45D2200/05—Details of containers
  • A45D2200/054—Means for supplying liquid to the outlet of the container
  • A45D2200/055—Piston or plunger for supplying the liquid to the applicator
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
  • B05B11/0005—Components or details
  • B05B11/0035—Pen-like sprayers
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
  • B05B11/0005—Components or details
  • B05B11/0037—Containers
  • B05B11/0038—Inner container disposed in an outer shell or outer casing
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
  • B05B11/0005—Components or details
  • B05B11/0037—Containers
  • B05B11/0054—Cartridges, i.e. containers specially designed for easy attachment to or easy removal from the rest of the sprayer
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
  • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
  • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
  • B05B11/1028—Pumps having a pumping chamber with a deformable wall
  • B05B11/1032—Pumps having a pumping chamber with a deformable wall actuated without substantial movement of the nozzle in the direction of the pressure stroke

Definitions

• the present invention relates to a fluid dispenser assembly comprising a fluid reservoir, a dispensing member and a dispensing orifice, the reservoir comprising a piston displaceable in leaktight sliding in a sliding barrel on a maximum stroke defined between a position starting point corresponding to a substantially full state of the tank and an arrival position corresponding to a substantially empty state of the tank.
• the assembly makes it possible to apply a fluid product to a target such as the skin.
• the preferred field of application of the present invention is of course that of cosmetics, but may also be that of pharmacy.
• document FR2832134 describes a dispenser provided with a RFID tag mounted on a pump body. This RFID tag is able to deliver information relating to the pump: that is why it is mounted on the pump.
• the object of the present invention is to use this same RFID technology in a fluid dispenser in order to provide information relating to the fluid product itself. Another object of the invention is to position the RFID tag at a location that is difficult to access without destroying the dispenser or emptying its reservoir.
• the present invention proposes that the RFID tag is integral with the piston.
• the piston is disposed in the sliding shaft and is only accessible when the tank is empty. However, when it is empty, there is no reason to remove the RFID tag for the purpose of tampering with the dispenser or erasing its origin.
• the positioning of the RFID tag on the piston is therefore really wise. It is all the more judicious that the piston offers one of the only flat surfaces of a distributor, whose geometry is dominated by a vertical axial symmetry.
• the piston generally comprises a substantially plane plate bordered by one or two lip (s) piston.
• the RFID tag can then be attached to this flat tray. It can be glued on the face which is not in contact with the fluid product or is embedded (by overmoulding) in the piston plate.
• the user sometimes wants to be informed of the filling / emptying status of the tank of his distributor. It is in some cases possible to make the tank transparent material, so that the user sees what is left in the tank.
• WO2015 / 170048 which describes a dispensing assembly implementing a reservoir with a follower piston.
• US2012 / 267390, JP2007 / 153415 and US2012 / 267391 which disclose systems that provide a visual indication of the positioning of a follower piston in a sliding shaft. However, these systems are all passive, so the user has to consult the visual indication, but does not receive information.
• the fluid dispenser assembly further comprises at least one transmitting antenna capable of sending a signal to the RFID tag and receiving a feedback signal issued by the RFID tag.
• This feedback signal gives an indication of the distance separating the RFID tag from the antenna.
• the distribution assembly further comprises power measuring means capable of measuring the power level of the return signal emitted by the RFID tag, warning means informing the user that a determined power level has been measured, corresponding to a specific filling state of the tank.
• the warning means are formed by a laptop, preferably a smartphone. They are in this case external: the smartphone then communicating remotely with the distribution set using any protocol, such as, Bluetooth, Wifi, RFID, Zigbee, Lora, Sigfox, etc.
• alarms internal to the distribution set such as a vibration (sound or not), an audible signal (beep), LEDs or a screen.
• the warning position is reached for example, when the piston has made more than 75%, or more than 90%, or even 100%, of its maximum stroke from the starting position.
• additional warning positions for example half of the maximum stroke of the piston, or a quarter of its race.
• the piston may, for example, reach several successive warning positions as it moves towards the arrival position, these warning positions being successively deduced from the perceived power levels, triggering several different respective warning signals.
• two transmitting antennas are positioned at a distance from each other, power measuring means measuring the respective power levels of the return signals emitted by the RFID tag and received by each of them. transmitting antennas, comparison means being provided for comparing the measured power levels in order to deduce the state of filling of the tank. The power level information received by the two antennas is cross-referenced, correlated or cross-referenced to accurately determine the location of the piston supporting the RFID tag.
• said at least one antenna, the power measurement means and the comparison means are mounted on a printed circuit.
• the fluid reservoir, the dispensing member and the dispensing orifice are formed by a dispenser which is removably insertable into a casing forming an application surface and incorporating the printed circuit, which extends substantially parallel to a plane passing through the fluid reservoir, the dispensing member and the dispensing orifice.
• said at least one antenna is positioned in contact with, or in close proximity to, the sliding shaft, so as to reduce the distance between it and the piston.
• the power levels captured are thus higher and less sensitive to possible external disturbances.
• the piston is a follower piston that moves when the fluid in the fluid reservoir is in depression.
• the piston will be a pusher piston for putting the fluid fluid of the reservoir under pressure.
• the spirit of the invention lies in the fact of embedding information relating to the fluid product in the dispenser and this in a secure and tamper-proof manner by placing the RFID tag on the piston.
• the use of the power levels emitted by the RFID tag to deduce the state of filling / emptying of the tank gives an additional function to the RFID tag.
• FIG. 1 is a vertical cross sectional view through a fluid dispensing and application assembly of the invention, substantially on a scale of 1,
• FIG. 2 is a greatly enlarged view of the upper part of FIG. 1,
• Fig. 3 is a horizontal cross-sectional view along section line A-A of Fig. 2,
• FIG. 4 is an exploded perspective view of the distribution and application assembly of the preceding figures
• FIG. 5 is a view similar to that of FIG. 1, in the absence of a fluid dispenser,
• FIG. 6 is a vertical cross-sectional view through a fluid dispenser according to the invention.
• FIG. 7 is a view from above of the dispenser of FIG. 6,
• FIG. 8 is an exploded perspective view of the dispenser of FIGS. 6 and 7, and Figure 9 is a schematic sectional view through a fluid dispensing and application assembly according to a second embodiment of the invention.
• FIG. 1 to 8 represent a distribution and application set similar to that of WO2015 / 170048, with remote detection in addition.
• This distribution and application set has an elongated or slender shape that can be similar to that of a pen or a felt. It can also be noted that its cross section is not constant, since it varies from bottom to top significantly. In this case, near its lower end, the dispensing and application assembly has a rather round or circular cross section, while at the level of the AA cutting line, which is rather located near the the upper end, the dispensing and application assembly has an ovoid-shaped cross section (Figure 3). The upper face of the assembly forms an application surface S which has an inclination or slope towards a side.
• the distribution entity D which is a product distributor fluid
• the receiving entity B which comprises a one-piece receiving body 1 whose interior is hollow.
• the application entity A is mounted on and in the body 1, advantageously removably.
• the two entities D and A are removably received on and in the body 1 from these two opposite ends 17 and 12, respectively.
• the body 1 of the receiving entity B is open at its two high ends 12 and 17 in order to accommodate the entities A and D.
• the lower end 17 is advantageously threaded internally to receive by screwing a removable bottom 7.
• the latter has the shape of a small bucket with a bottom wall 73 and a cylindrical side wall 71 whose upper part forms a thread 72 whose the pitch corresponds to that of the lower end 17 of the body 1.
• the removable bottom 7 is provided above its lower wall 73 with a piece of elastic material 74, which may be a foam or an elastomer.
• the removable bottom 7 internally forms a space 70 which communicates upwardly with the interior of the body 1 which itself defines a reception space 1 a.
• the interior of the body 1 is divided into two compartments 1b and 1c by a partition wall 13.
• the compartment 1b extends axially in the extension of the space 1 a, while the compartment 1 c extends laterally, at the level where the body 1 defines its ovoid shape.
• the lower end of the partition 13 forms a ratchet edge 14 as will be seen below.
• the body 1 at the compartment 1b is provided with a lateral pusher 15 which is displaceable transversely to the longitudinal axis of the receiving body 1.
• the displacement of the pusher 15 can be done by pure translation or by elastic deformation.
• the partition wall 13 extends to near the high end 12.
• the receiving body 1 can very simply be made by injection molding of plastic material, or even metal.
• the application entity A results here from the combination of an application head 2 and a wave generation module 3.
• the application head 2 as can be seen in FIGS. 2, comprises an axial housing 22 formed by a cylindrical pipe whose cross section has a complex geometric shape, for example that of a crescent.
• This housing 22 is connected upwardly to a surface area of application 21 which is here formed with two openings, namely a first opening corresponding to the mouth of the housing 22 and a second opening for the module 3.
• the module 3 comprises an application surface section 31 which closes the opening corresponding to the head 2 so as to complete continuously and smoothly the application surface area 21 of the head 2.
• the module 3 fits in the opening of the application head of so that the application surface section 31 of the module 3 completes the surface area of application of the head 2 without creating discontinuity, salient or hollow. Consequently, the assembly of the module 3 and the head 2 makes it possible to create an application surface S whose only opening, at this stage, is formed by the mouth of the housing 22. It can be seen in FIGS. 2 that the application surface section 31 extends at the most inclined portion of the application surface S.
• the application head 2 also comprises a peripheral skirt 23 which fits in the end high 12 of the hollow body 1.
• the wave generation module 3 extends inside the reception space 1 c.
• the wave generation module 3 makes it possible to generate any type of wave or electromagnetic, vibratory, etc. radiation, such as, for example, visible light, infrared, ultraviolet, or even microwaves, etc. or else ultrasound or mechanical vibrations. Module 3 can also generate heat or cold (thermal waves) to impart a hot or cold effect to skin contact. It can also use iontophoresis.
• the module includes all the components necessary for its function, some of which are mounted on a printed circuit 37.
• the dispensing entity or fluid dispenser D comprises a fluid reservoir 4, a pump 5 and a dispensing nozzle 6, as can be seen more clearly in FIGS. 6 to 8.
• the reservoir 4 may for example be in the form of a sliding shaft 41 in which is received a follower piston 42 which is adapted to slide in the shaft 41 as fluid is extracted from the tank.
• the top of the shank 41 forms a neck 45.
• the follower piston 42 comprises a substantially cylindrical bush 42a whose upper end forms a piston lip 43 in leaktight sliding contact in the sliding shaft 41.
• a substantially flat or plane annular plate 44 which is provided on its underside, out of contact with the fluid, an RFID tag 40, which will be further described below.
• the pump 5 comprises a fixing ring 54 enabling it to be mounted on the neck 45 of the tank 4.
• the pump 5 comprises a pump chamber 50 provided at its lower end with an inlet valve 51, for example in the form of a slit shutter.
• the pump chamber 50 comprises an outlet valve 52, which may for example also be in the form of a slit shutter.
• the pump chamber 50 comprises a lateral actuator 53 which makes it possible to reduce the useful volume of the pump chamber 50 and thus to discharge fluid through the outlet valve 52.
• the lateral actuator 53 is movable perpendicularly to the longitudinal axis X of the distributor D. The displacement can be done translatively or by elastic deformation.
• the actuator 53 is in the form of a flexible wall of the pump chamber 50 which has been made for example by a bi-injection or overmolding process.
• the pump 5 can thus be called flexible diaphragm pump, in that it acts directly on a movable wall of the chamber to put the fluid under pressure.
• the pump 5 forms a mounting well 56 for the dispensing nozzle 6.
• This mounting well 56 is advantageously provided with keying means 55, for example in the form of a projecting profile or a recess, for imposing the angular orientation of the tip 6 in the well 56.
• the dispensing tip 6 thus comprises a mounting heel 65 which is engaged, and advantageously snapped, inside the mounting well 56.
• the mounting heel 65 comprises a coding profile which adapts perfectly in the keying means 55 of the well 56, in order to impose the angular orientation of the dispensing nozzle 6 on the pump 5. In this way, the tip is always oriented in the same way relative to the lateral actuator 53, which extends only on one side of the pump 5.
• the dispensing nozzle 6 forms an insertion appendix 63 whose cross section has a shape corresponding to that of the housing 22 formed by the application head 2. This form is more clearly visible in Figure 7: it is similar to a shape of a crescent.
• the side wall of the insertion appendix 63 may be cylindrical, although not circular over its entire height. Alternatively, one or more projecting sealing bead (s) can be provided for sealing inside the housing 22.
• the appendage 63 forms a substantially flat exit surface 61 which is pierced with a dispensing orifice 62, forming the outlet of an outlet duct 60 which passes through the appendage 63 and the mounting heel 65, as can clearly be seen in FIGS. 2 and 6.
• the outlet valve 51 communicates directly with the outlet conduit 60.
• the lateral actuator 53 reduces the usable volume of the pump chamber 50, and pressurized fluid is forced through the outlet valve 52, where it can flow through the outlet conduit 60 to the dispensing orifice 62 located at the exit surface 61.
• the outlet valve 52 closes and the inlet valve 51 opens under the effect of the depression created in the pump chamber 50, thus allowing aspirate fluid from the reservoir 4, whose follower piston 42 then moves to the pump 5.
• the distribution entity of the dispenser D is inserted inside the hollow body 1 through its lower end 17, after removal of the removable bottom 7.
• the dispenser D is thus inserted axially through the space 1a, then through the space 1b until the dispensing nozzle 6 enters the interior of the housing 22 of the application head 2.
• the angular orientation is preferably unique. It is then possible to fully engage the appendix 63 inside the housing 22 until the exit surface 61 reaches the level of the application surface S so as to complete it. This is visible in FIG. 2.
• the outlet surface 61 perfectly flush with the application surface area 21 of the head 2 so as to complete it.
• the dispensing orifice 62 breaks the continuity of the application surface S.
• the removable bottom 7 is used, the flexible material 64 it comes into contact with the bottom of the tank 4 to push it upwards, and to seal at the housing 22.
• the lower end of the tank 4 protrudes out of the hollow body 1 when the bottom removable 7 is removed, so that the dispenser can easily be grasped by its reservoir 4 to extract it from the hollow body 1.
• the distributor D is removably received inside the hollow body 1 and the head 2.
• the imposed angular orientation of the appendix 63 inside the housing 22 makes it possible to arrange the lateral actuator 53 opposite the pusher 15 of the hollow body 1.
• the application entity A is removably received on and in the receiving entity R.
• the distribution entity of the distributor D is also removably received at inside the receiving entity R and inside the housing 22 of the application entity A.
• the distributor D and the application entity A can be replaced as desired depending on the needs. For example, it can be imagined that a particular dispenser dispensing a particular fluid product is associated with a particular application entity. It then suffices to mount the two entities A and D in the receiving entity R to form the distribution and application set of the invention. In case it is necessary to replace the entities A and D, this is easily possible by removing them each from the receiving entity R.
• the fluid dispensed by the dispenser D leaves the dispenser only at the application surface S, so that there can not remain fluid within the receiving entity R, once the dispenser is removed.
• the application surface S is perfectly continuous and smooth, it is easily cleaned by friction or wiping. Thus, when a user wants to change the dispenser, it is sufficient for him first to clean the application surface S, then remove the dispenser and replace it with another. No contamination or deposition of fluid product can be observed.
• the wave generation module 3 forms an application area sector 31. This is only a particular non-limiting embodiment, since it is quite possible to realize the wave generation module 3 without forming a part of the application surface S.
• the module 3 may for example be associated with the application head 2 just below the application surface S, which will then serve as diffusion means for the waves.
• the piston 42 is provided with an RFID tag 40, as mentioned above, which conventionally comprises a chip and an antenna. Any type of passive RFID tag may be used within the scope of the invention, although NFC and UHF technologies are preferred.
• the label 40 can easily be glued under the annular plate 44 or further integrated into the plate by overmolding. The location of the RFID tag 40 is particularly judicious because it is inaccessible, since the follower piston is disposed inside the tank 4 whose bottom is closed integrally. Thus, it is possible to access the RFID tag 40 only by destroying the tank 4 or by emptying the tank to extract the follower piston 42.
• the RFID tag 40 may contain information relating to the fluid product stored in the tank or to the distributor D. This information is delivered by the RFID tag 40, following a request sent by an antenna.
• the antenna sends a request signal to the RFID tag 40 which returns an information signal with a given power level which depends on the power of the request signal, the distance separating the antenna from the RFID tag 40 and the nature of the elements interposed between the antenna and the RFID tag.
• this dispensing assembly is further provided with means for giving an indication or visual and / or audible information to the user of the assembly as to the state of filling / emptying of the reservoir 4.
• This information can be given on the distribution set or can even be communicated remotely to a Smartphone or a computer equipped with a dedicated application or software.
• the antenna used to collect the information from the RFID tag 40 is integrated into the distribution assembly, more precisely to the distributor D and even more precisely to the printed circuit 37.
• the antenna could also be made by a flex circuit or a coil antenna.
• the printed circuit 37 extends over almost the entire height of the body 1 along the distributor D, and more particularly its barrel. sliding 41.
• This printed circuit 37 supports several components, including two transmitting antennas 32a and 32b which are spaced axially from one another.
• the antenna 32a is located at the follower piston 42, when the reservoir 4 is empty (FIG. 2) and the antenna 32b is situated at the lower end of the hollow body 1, that is to say at the one third of the stroke of the follower piston 42.
• the two antennas 32a and 32b are almost in contact with the sliding barrel 41, which separate them from the follower piston 42 supporting the RFID tag 40.
• the printed circuit 37 also supports power measuring means 33 able to measure the power level of the return signal emitted by the RFID tag 40. Since the two antennas 32a and 32b are distant from each other, they each perceive levels of different powers that evolve in an inverted way. Indeed, when the follower piston 42 is at the beginning of the race at the bottom of the tank 4, the power level sensed by the antenna 32b is maximum or almost, while the power level sensed by the antenna 32a is minimal. The captured power levels will be equal, when the follower piston 42 will be positioned exactly midway between the two antennas 32a and 32b.
• comparison means 34 are provided making it possible to deduce from the measured power levels the state of filling of the tank.
• warning means 35 visual (LED) or sound through a window 16, inform the user that a determined power level has been measured, corresponding to a specific filling state of the tank 4.
• These means of alert can also be formed by a laptop, preferably a smartphone.
• the RFID tag 40 is used to determine the position of the follower piston 42, and in particular the final position of FIG. 2, corresponding to an empty state of the reservoir 4. An alert signal is then emitted.
• additional warning positions for example half of the maximum stroke of the piston, or a quarter of its race.
• the piston can for example reach several successive warning positions as it moves towards the arrival position, these warning positions being successively deduced from the perceived power levels, triggering several different respective warning signals.
• FIG. 9 The distribution and application assembly of FIG. 9 is only very schematically represented, but it is possible to identify a reservoir of fluid product R forming a sliding drum 41 inside which a piston P is loaded. by a spring K.
• the fluid stored inside the tank R is subjected to a pressure exerted by the piston P biased by the spring K.
• the tank R is connected to a distribution valve V which is actuable by means of a pusher 15 '.
• the user can press this pusher 15 'to open the dispensing valve V, so that the fluid product stored under pressure in the reservoir R is forced through the open valve and then through an outlet conduit 60', to reach the level of an application surface 21 '.
• the tank R may also be in the form of a cartridge that is insertable into the dispensing assembly so as to come to connect to the dispensing valve V.
• the dispensing valve V may be an integral part of the cartridge.
• this distribution assembly is also equipped with a printed circuit 31 'on which is mounted an emitter antenna 32' located at the end of the piston P which supports a RFID tag 40 which is embedded by by molding, in the constituent material of the piston P.
• a printed circuit 31 ' also supports power measuring means 33' able to measure this power level of the return signal emitted by the RFID tag 40.
• this second distribution assembly differs in that the piston P is not a follower piston, but a push piston urged by a force, such as a spring, and it There is only one antenna 32 '.
• the antenna 32 ' is disposed at the end of the stroke of the piston, but it could also be positioned at another location.
• an identifiable distribution assembly comprising a reservoir in which moves a piston (follower or pusher), and whose filling / emptying state can advantageously be communicated to the user.

Applications Claiming Priority (2)

Publications (1)

Family

ID=60138504

Family Applications (1)

Country Status (6)

Families Citing this family (1)

Family Cites Families (15)

• 2017
  • 2017-07-25 FR FR1757067A patent/FR3069465B1/fr not_active Expired - Fee Related
• 2018
  • 2018-07-19 US US16/633,677 patent/US11376615B2/en active Active
  • 2018-07-19 KR KR1020207005363A patent/KR20200035080A/ko not_active Application Discontinuation
  • 2018-07-19 EP EP18762359.0A patent/EP3658296A1/de not_active Withdrawn
  • 2018-07-19 CN CN201880061157.1A patent/CN111132769B/zh active Active
  • 2018-07-19 WO PCT/FR2018/051845 patent/WO2019020909A1/fr unknown

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