WO2017182972A1 - Distributeur doseur - Google Patents

Distributeur doseur Download PDF

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Publication number
WO2017182972A1
WO2017182972A1 PCT/IB2017/052261 IB2017052261W WO2017182972A1 WO 2017182972 A1 WO2017182972 A1 WO 2017182972A1 IB 2017052261 W IB2017052261 W IB 2017052261W WO 2017182972 A1 WO2017182972 A1 WO 2017182972A1
Authority
WO
WIPO (PCT)
Prior art keywords
cap
neck
fluid
aperture
fluid dispenser
Prior art date
Application number
PCT/IB2017/052261
Other languages
English (en)
Inventor
Patrick Wozna
Original Assignee
Flexidose
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Flexidose filed Critical Flexidose
Publication of WO2017182972A1 publication Critical patent/WO2017182972A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • G01F11/28—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/20—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/24—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with poppet valves or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat
    • B65D47/241—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with poppet valves or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat the valve being opened or closed by actuating a cap-like element
    • B65D47/244—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with poppet valves or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat the valve being opened or closed by actuating a cap-like element being rotated without axial translation, whilst transmitting axial motion to an internal valve stem or valve seat
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • G01F11/28—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement
    • G01F11/286—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement where filling of the measuring chamber is effected by squeezing a supply container that is in fluid connection with the measuring chamber and excess fluid is sucked back from the measuring chamber during relaxation of the supply container

Definitions

  • the present invention relates to the field of caps for delivering a dose of a fluid, and more particularly to measuring caps.
  • US Patent No. 8,528,795 discloses a squeezed bottle for delivering a dose in a metered manner for detergents.
  • the volume dispensed cannot be varied by the end user and remains fixed.
  • the squeezable container has a natural orientation to rest with the cap vertically upwards before usage. Therefore the consumer needs to tilt the squeezable container to be able to dispense a dose.
  • a fluid dispenser for dispensing a fluid contained in a container, comprising: a cap rotatably securable to a neck of the container and provided with an aperture for allowing the fluid to exit the container, the neck extending along a longitudinal axis and the cap being rotatable about the longitudinal axis of the neck; an obturator insertable into the neck of the container; and a motion conversion device operatively connected to the cap and at least partially insertable into the neck of the container, the motion conversion device comprising a movable body, the motion conversion being adapted to convert a rotation of the cap into a translation of the movable body along the longitudinal axis, the translation of the movable body varying a maximal distance between the obturator and the aperture of the cap to adjust a volume of fluid to be dispensed.
  • the motion conversion device further comprises an anti- rotation body fixedly secured within the neck for allowing the translation of the movable body while preventing a rotation of the movable body when the cap is rotated.
  • the cap comprises at least one helicoidal groove each extending on an internal face thereof and the movable body comprises at least one body protrusion each inserted and movable within a respective one of the at least one helicoidal groove.
  • the obturator is a buoyant body for selectively closing the aperture of cap.
  • the fluid dispenser further comprises at least one male connection and at least one mating female connection for slidably connecting together the movable body and the anti-rotation body, the at least one male connection being located on one of the movable body and the anti-rotation body and the at least one female connection being located on another one of the movable body and the anti-rotation body.
  • the movable body comprises a retaining plate and at least one arm, the at least one arm each extending from the retaining plate and each having one of the at least one female connector and the at least one male connector located thereon, the at least one arm each having a respective one of the at least one body protrusion located thereon, and the retaining plate being adapted to maintain the buoyant body within a space contained between the retaining plate and the aperture of the cap.
  • the anti-rotation body comprises a cylindrical body securable within the neck of the container, the cylindrical body being provided with at least one translation groove each for receiving therein a respective one of the at least one arm of the movable body and allowing a translation of the respective one of the at least one arm, therealong.
  • the at least one translation groove each extends longitudinally along an inner surface of the cylindrical body.
  • the cylindrical body is integral with the neck of the container.
  • the at least one translation groove each extends longitudinally along an outer surface of the cylindrical body.
  • the anti-rotation body comprises a cylindrical body securable within the neck of the container, the cylindrical body being provided with at least one translation protrusion each projecting from an inner surface of the cylindrical body, the at least one arm of the movable body being each provided with a translation groove extending on an outer surface thereof for receiving therein a respective one of the at least one translation protrusion and allowing a translation of the respective one of the at least one translation protrusion therein.
  • the buoyant body is movable between a rest position in which the buoyant body abuts against the retaining plate and an extreme position in which the buoyant body abuts against a wall surrounding the aperture for substantially closing the aperture, wherein, when the container is placed downwards, the buoyant body is in the rest position and moves towards the extreme position upon an increase in pressure of the fluid contained in the container until abutment against the aperture, thereby dispensing a dose of fluid.
  • the volume of fluid to be dispensed is adjustable by rotating the cap relative to the neck in order to translate the retaining plate relative of the aperture of cap and thereby adjust the maximal distance between the buoyant body and the aperture.
  • the fluid dispenser further comprises a selection mode body comprising a first tubular body extending inwardly from the cap around the aperture and a second tubular body rotatably inserted within the first tubular body, the first and second tubular bodies each comprising at least one hole on a lateral wall thereof, wherein the fluid dispenser is adapted to operate in a dosing mode when the at least one hole of the first tubular body does not face the at least one hole of the second tubular body and in a free flow mode when the at least one hole of the first tubular body faces a respective one of the at least one hole of the second tubular body, the buoyant body being movable between a rest position in which the buoyant body abuts against the retaining plate and an extreme position in which the buoyant body abuts against the mode selection body for substantially closing the aperture, wherein, when the container is placed downwards, the buoyant body is in the rest position and moves towards the extreme position upon an increase in pressure of the fluid contained in the container until abutment
  • the anti-rotation device comprises a first tubular body having at least one internal flat surface portion and the movable body comprises at least a second tubular body having at least one external flat surface portion, the tubular body being slidably inserted into the first tubular body so that the external flat surface abuts against the internal flat surface.
  • the diaphragm is movable between a rest position in which the diaphragm is away from the aperture and an extreme position in which the diaphragm abuts against a wall surrounding the aperture for substantially closing the aperture, wherein the diaphragm is movable from the rest position towards the extreme position upon an increase in pressure of the fluid contained in the container until abutment against the aperture, thereby dispensing a dose of fluid.
  • the dose of fluid is adjustable by rotating the cap relative to the neck in order to translate the movable body and adjust a maximal distance between the diaphragm and the aperture.
  • the fluid dispenser further comprises a selection mode body comprising a first tubular body extending inwardly from the cap around the aperture and a second tubular body rotatably inserted within the first tubular body, the first and second tubular bodies each comprising at least one hole on a lateral wall thereof, wherein the fluid dispenser is adapted to operate in a dosing mode when the at least one hole of the first tubular body does not face the at least one hole of the second tubular body and in a free flow mode when the at least one hole of the first tubular body faces a respective one of the at least one hole of the second tubular body, the diaphragm being movable between a rest position in which the diaphragm is away from the aperture and an extreme position in which the diaphragm abuts against the aperture for substantially closing the aperture, wherein the diaphragm is movable from the rest position towards the extreme position upon an increase in pressure of the fluid contained in the container until abutment against the aperture, thereby
  • the cap is provided with at least one cap protrusion each projecting from an inner surface thereof and each engageable with a respective neck groove extending along at least a portion of a circumference of an external surface of the neck of the container.
  • the cap is provided with at least one cap groove each extending along at least a portion of a circumference of an inner surface of the cap and each adapted for receiving therein a respective neck protrusion projecting from an outer surface of the neck of the container.
  • the cap comprises an end plate having the aperture therethrough and a cylindrical wall projecting from the end plate, the cylindrical wall being rotatably securable to the neck of the container.
  • the cylindrical wall is provided with a hole for providing a visual indication of a dose of fluid to be dispensed
  • the neck of the container comprising visual indicators circumferentially disposed thereon, each one of the visual indicators corresponding to a respective dose of fluid to be dispensed and a rotation of the cap allowing positioning the hole in front of a given one of the visual indicators.
  • a fluid dispenser system comprising: a container provided with a neck; and the fluid dispenser described above, the fluid dispenser being rotatably securable to the neck of the container.
  • Figure 1 is a cross-sectional view of a fluid dispenser comprising a cap, a movable body in a first position, an anti-rotation and a buoyant ball, in accordance with a first embodiment
  • Figure 2 is an elevation view of the cap of Figure 1, in accordance with an embodiment
  • Figure 3 is a cross-sectional view of the cap of Figure 2;
  • Figure 4 illustrates an anti-drop membrane secured in an aperture of the cap of
  • Figure 5 is an elevation view of the anti-rotation body of Figure 1, in accordance with an embodiment
  • Figure 6 is a top view of the anti-rotation body of Figure 5;
  • Figure 7 is an elevation view of the movable body of Figure 1, in accordance with an embodiment
  • Figure 8 is a first cross-sectional view of the fluid dispenser of Figure 1 with the movable body in a second position, in accordance with an embodiment
  • Figure 9 is a second cross-sectional view of the fluid dispenser of Figure 1 with the movable body in a second position, in accordance with an embodiment
  • Figures lOa-lOc illustrate the operation of the fluid dispenser of Figure 1 for dispensing a dose of fluid; in accordance with an embodiment
  • Figures 11a and l ib illustrate the fluid dispenser of Figure 1 with the movable body in a first position for dispensing a small dose of fluid, in accordance with an embodiment
  • Figures 11c and l id illustrate the fluid dispenser of Figure 1 with the movable body in a second position for dispensing a large dose of fluid, in accordance with an embodiment
  • Figure 12 is a cross-sectional view of a fluid dispenser provided with a mode selection device, in accordance with an embodiment
  • Figures 13a and 13b illustrate the mode selection device of Figure 12 in a first and second position, respectively, in accordance with an embodiment
  • Figure 14 is a front exploded view of the mode selection device of Figure 12, in accordance with an embodiment;
  • Figure 15 is an elevation exploded view of the mode selection mode of Figure
  • Figure 16a is a side view of the mode selection device when in a dosing mode, in accordance with an embodiment;
  • Figure 16b is a top view of the mode selection device of Figure 16a;
  • Figure 17a is a side view of the mode selection device when in a free flow mode, in accordance with an embodiment
  • Figure 17b is a top view of the mode selection device of Figure 17a;
  • Figures 18a- 18c illustrate the operation of the fluid dispenser of Figure 12, in accordance with an embodiment
  • Figure 19 is a cross-sectional view of a fluid dispenser comprising a cap, a movable body in a first position, an anti-rotation and a diaphragm in a first position, in accordance with a first embodiment
  • Figure 20 is a top view of the anti-rotation body of the fluid dispenser of Figure 19, in accordance with an embodiment
  • Figure 21 is a cross-sectional view of the movable body of the fluid dispenser of Figure 19, in accordance with an embodiment
  • Figure 22 is a top view of the anti-rotation body of Figure 20 with the movable body of Figure 21 inserted therein, in accordance with an embodiment;
  • Figure 23 is a top view of the diaphragm of the fluid dispenser of Figure 19, in accordance with an embodiment;
  • Figure 24 is a cross-sectional view of the fluid dispenser of Figure 19 with diaphragm in a second position, in accordance with an embodiment;
  • Figures 25a and 25b illustrate the dispensing of a dose of fluid by the fluid dispenser of Figure 19, in accordance with an embodiment;
  • Figure 26 is a cross-sectional view of the cap of the fluid dispenser of Figure
  • Figure 27a illustrates an helicoidal groove provided with five predefined protrusion positions, in accordance with an embodiment
  • Figure 27b illustrates five color indicator corresponding to the five predefined protrusion positions of Figure 27a, in accordance with an embodiment
  • Figure 27c illustrates five indicators of which the shape and color varies and that correspond to the five predefined protrusion positions of Figure 27a, in accordance with an embodiment
  • Figure 28 illustrates is a side view of cap provided with a lateral opening to show a dose indicator, in accordance with an embodiment
  • Figure 29a is a cross-sectional view of a fluid dispenser provided with cap, an anti-rotation body comprising grooves on an internal surface, and a movable body inserted into the grooves of the anti-rotation body, in accordance with an embodiment
  • Figure 29b illustrates is a top view of the anti-rotation body of Figure 29a, in accordance with an embodiment
  • Figure 30a is a cross-sectional view of a fluid dispenser provided with cap having two grooves on an internal surface acting as an anti-rotation body, and a movable body inserted into the grooves of the anti-rotation body, in accordance with an embodiment
  • Figure 30b is a cross-sectional view of the cap of Figure 30a, in accordance with an embodiment.
  • a fluid dispenser for dispensing a fluid contained in a container.
  • the container is provided with a neck to which the fluid dispenser is securable.
  • the fluid dispenser When the fluid dispenser is secured to the neck of the container, the fluid may be dispensed following a rise a pressure of the fluid contained in the container.
  • the container may comprise a bottle having an open bottom end opposite to the neck and rigid walls. A piston is inserted into the open end of the bottle and the rise of pressure of the fluid is achieved by translating the piston towards the neck.
  • the container may comprise a bottle made of flexible material and the rise in pressure of the fluid is achieved by exerting a pressure on the wall of the flexible bottle.
  • the fluid dispenser comprises a cap, an obturator, and a motion conversion device.
  • the cap comprises an aperture through which the fluid may be dispensed and is rotatably securable to the neck of the container which extends along a longitudinal axis. When secured to the neck of the container, the cap may rotate about the longitudinal axis of the neck while being prevented from translating along the longitudinal axis.
  • the motion conversion device is operatively connected to the cap and insertable at least partially into the neck of the container.
  • the motion conversion device comprises at least a movable body.
  • the motion conversion device When inserted into the neck of the container, the motion conversion device is adapted to convert the rotation of the cap about the longitudinal axis of the neck into a translation of the movable part along the longitudinal axis of the neck of the container.
  • the translation of the movable part causes the possible maximal distance between the obturator and the aperture of the cap to vary.
  • the shape and size of the aperture extending thought the cap is chosen as a function of the viscosity of the fluid to be contained in the container so that substantially no fluid exits the container through the aperture when the container is positioned substantially vertically so that the neck of the container be turned downwards and when no pressure is exerted on the fluid.
  • the container In order to dispense fluid, the container is positioned substantially vertically so that the neck of the container be oriented downwards. When no pressure is exerted on the fluid, the distance between the obturator and the aperture of the cap is maximal. When pressure is exerted on the fluid, the rise in pressure triggers a displacement of the obturator towards the aperture of the cap and fluid may be dispensed through the aperture. When the pressure on the fluid is released, the fluid stops exiting the container.
  • the fluid dispenser operates according to a single mode of operation, i.e. an adjustable dosing mode in which the dose or volume of fluid that may be dispensed is adjustable.
  • a single mode of operation i.e. an adjustable dosing mode in which the dose or volume of fluid that may be dispensed is adjustable.
  • the obturator when the container is positioned substantially vertically so that the neck of the container be turned downwards, the obturator is movable between a rest position in which it is away from the aperture of the cap and an end position in which the obturator abuts against the wall of the aperture of the cap, thereby preventing the fluid contained in the container from exiting the container. When in the rest position, the distance between the obturator and the aperture of the cap is maximal.
  • the movable part is adapted to vary the maximal distance between the aperture of the cap and the obturator when in the rest position.
  • a rotation of the cap allows translating the movable away from or towards the aperture of the cap depending on the rotation direction, thereby adjusting the volume of the dose to be dispensed.
  • the movable body is movable between a first position along the longitudinal axis of the neck and a second position along the longitudinal axis of the neck. When the movable body is in the first position, the obturator is in the rest position. When the movable body is in the second position, the obturator is in the end position.
  • the fluid dispenser may operate according to two modes of operation: an adjustable dosing mode and a free flowing mode.
  • an adjustable dosing mode the dose or volume of fluid that may be dispensed is adjustable.
  • the free flowing mode the volume of fluid that may be dispensed is not limited and fluid may be dispensed as long as the fluid contained in the container is under pressure.
  • the fluid dispenser comprises a mode selection device for selecting a given one of the two modes of operation.
  • the cap comprises a circular plate provided with an opening or aperture through which fluid may flow and a tubular body which extends from the circular plate.
  • the tubular body comprises a first tubular section adjacent to the circular plate and a second tubular section connected to the first tubular section.
  • the internal diameter of the second tubular section substantially corresponds to the external diameter of the neck of the container.
  • the outer surface of the neck of the container comprises at least one groove extending along at least a portion of the circumference thereof and the second tubular section comprises at least one protrusion projecting from its internal surface.
  • the protrusion is adapted to fit into the groove of the neck in order to allow the rotation of the cap relative to the neck while preventing the cap from translating relative of the neck.
  • the internal surface of the first tubular section comprises at least one helicoidal groove extending along a first given length along the longitudinal axis the tubular section and along a second given length along the circumference of the internal face of the second tubular section.
  • the protrusion may be provided on the outer surface of the neck of the container while the groove extends on the internal surface of the second tubular section.
  • the motion conversion device comprises the movable body and an anti-rotation body.
  • the anti-rotation body is secured to the internal face of the neck of the container and is adapted to prevent any rotation of the movable body about the longitudinal axis of the neck.
  • the movable body comprises at least one protrusion adapted to fit into the helicoidal groove of the cap. When the cap is rotated about the neck of the container, the protrusion of the movable body slides into the helicoidal groove of the cap. Since the anti-rotation body prevents any rotation of the movable body, the movable body translates along the longitudinal axis of the neck within the neck of the container.
  • the obturator comprises a buoyant body or float and the movable body is adapted to enclose the buoyant body within a predefined space within the neck of the container.
  • the buoyant body may move within the predefined space between the two extreme positions along the longitudinal axis of the neck. The distance between the two extreme positions may be varied by rotating the cap and thereby translating the movable body.
  • An exemplary adequate buoyant body is described in US Patent Application No. 2014/0183230, the content of which is incorporated herein by reference, which will also help the person skilled in the art to understand at least partially the principle of operation of the present fluid dispenser when it contains a buoyant body.
  • the obturator comprises a diaphragm elastically secured to the movable part.
  • the diaphragm is movable between two extreme positions and the distance between the two extreme positions may be varied by rotating the cap and thereby translating the movable body.
  • An exemplary adequate diaphragm is described in US Patent No. 8,997,788, the content of which is incorporated herein by reference, which will also help the person skilled in the art to understand at least partially the principle of operation of the present fluid dispenser when it contains a diaphragm.
  • Figure 1 illustrates an exemplary fluid dispenser 10 adapted to be operated in a single mode of operation, i.e. the adjustable dosing mode.
  • the fluid dispenser 10 is adapted to be rotatably secured to a bottle 1 1 comprising a tubular neck 12 extending along a longitudinal axis.
  • Two grooves 14 each extend along a respective section of the circumference of the external surface of the neck 12 so that the grooves 14 be orthogonal to the longitudinal axis of the neck 12.
  • the two grooves 14 are located on opposite sides of the external surface of the neck 12.
  • the tubular neck 12 may be provided with a single groove 14 which extends along at least a section of the circumference thereof. In one embodiment, maximum possible dose limited by groove 14.
  • the fluid dispenser 10 comprises a cap 20, an obturator 22 consisting of a buoyant ball 22, and a motion conversion device 24.
  • the motion conversion device 24 comprises a tubular anti-rotation body 26 and a U-shaped movable body 28.
  • the cap 20 comprises a tubular body 30 extending from a circular plate 32.
  • the circular plate 32 is provided with an opening or aperture 34 through which fluid may flow, as illustrated in Figure 4.
  • the tubular body 30 comprises a first tubular section 36 extending from the circular plate 32 and a second tubular section 38 extending from the first tubular section 36.
  • the first tubular section 36 is provided with a first thickness which is greater than the thickness of the second tubular section 38.
  • the end of the first tubular section 36 which is opposite to the circular plate and projects from the second tubular section 38 forms an abutment surface 40.
  • Two protrusions 42 project from the internal face of the second tubular section 38 on opposite sides thereof.
  • the protrusions 42 are each adapted to be received in a respective groove 14 of the neck 12 when the cap 20 is secured to the neck 12 of the bottle 11.
  • the internal face of the first tubular section 36 is provided with two helicoidal grooves 44 which are located opposite to one another and each extend along a given length along the longitudinal axis of the cap 20 and along a given section of the circumference of the internal face of the first tubular section 36.
  • the cap 20 further comprises a cover 39 movably secured to the circular plate 32 in order to selectively cover or close the opening 34, as illustrated in Figure 1.
  • the opening 34 may have any adequate shape and size.
  • the opening 34 may comprise a cylindrical hole extending through the thickness of circular plate 32.
  • an anti-drop membrane 35 made of elastomer or silicone may be secured in the aperture 34 to avoid drop spillage, as illustrated in Figure 4.
  • the tubular anti-rotation body 26 comprises a tubular body 50 of which the external diameter substantially correspond to the internal diameter of the neck 12 so as to be inserted into the neck 12 of the bottle 11 and fixedly secured to the neck 12 of the bottle 11 so that no relative movement between the tubular body 50 and the neck 12 of the bottle 11 is possible when the cap 20 is rotated and when a dose of fluid is delivered.
  • the external surface of the tubular body 50 is provided with two grooves 52 which are located on opposite sides of the tubular body 50 and each extend longitudinally along the entire length of the tubular body 50. It should be understood that any adequate method for securing the tubular body 50 to the neck 12 of the bottle 11 may be used.
  • the tubular body 50 may be secured to the neck 12 of the bottle 11 using adhesive such as glue.
  • the movable body 28 comprises a retaining plate 60 extending between two ends 62 and 64 and two arms 66 and 68 each projecting from a respective end 62, 64 of the plate 60.
  • the arms 66 and 68 are substantially orthogonal to the rectangular plate 60.
  • the size and shape of the arms 66 and 68 are chosen so that they may each be inserted into a respective groove 52 of the tubular anti-rotation body 26.
  • Each arm 66, 68 is provided with a protrusion 70, 72 located adjacent to an end thereof opposite to the plate 60.
  • Each protrusion 70, 72 projects outwardly from the outer surface of its respective arm 66, 68 and is shaped and sized to be movably received in a respective helicoidal groove 44 of the cap 20. While in the illustrated embodiment, they each have a cylindrical shape, it should be understood that the protrusions 70 and 72 may be provided with any other adequate shape as long as they may move along their respective helicoidal groove 44 when received therein. It should also be understood that the plate 60 and the arms 66 and 68 may be provided with a shape other than a rectangular shape. [0092] It should be understood that the dimensions of the arms 66 and 68 are chosen so that they may be slidably inserted into the grooves 52 while preventing a rotation of the U- shaped movable body.
  • the cap 20 is rotatably secured to the neck 12 of the bottle 11 by inserting the cap 20 around the neck 12 so that the end of the neck 12 abuts against the abutment face of the first tubular section 36 of the cap 20 and the protrusions 14 are each inserted into a respective groove 42.
  • the cap 20 may then rotate relative to the neck 12 of the bottle 11 about the longitudinal axis of the neck 12 while any other movement of the cap 20 relative to the neck 12 is prevented.
  • the cap 20 may not translate relative to the neck 12 along the longitudinal axis of the neck 12.
  • the anti-rotation body 26 is inserted into the neck 12 and fixedly secured to the internal wall of the neck 12 so that the anti-rotation body 26 may not move relative to the neck 12.
  • the U-shaped movable body 28 is positioned so that the arms 66 and 66 are each slidably received within a respective groove 52 of the anti-rotation body 26.
  • the protrusions 70 and 72 are each slidably inserted into a respective helicoidal groove 44.
  • the buoyant ball 22 is inserted in the neck 12 of the bottle 11 and is contained in the space defined between the plate 60 of the U-shaped movable body 28 and the circular plate 32 of the cap 20.
  • the buoyant ball 22 is sized and shaped to substantially hermetically close the opening 34 of the cap 20 when it abuts against the wall surrounding the opening 34.
  • the plate 60 is shaped and sized to prevent the buoyant ball 22 from moving towards the bottom of the bottle 11 and enclosing the buoyant ball 22 within the neck of the bottle 11.
  • the fluid dispenser 10 is configured for dispensing a minimal dose of fluid.
  • the protrusions 70 and 72 each abut the end of a respective helicoidal groove 44 that is adjacent to the plate 32 and the distance between the plate 60 and the circular plate 32 is minimal.
  • the distance between the buoyant ball 22 and the aperture 34 of the circular plate 32 is also minimal, when the neck 12 of the bottle 11 is turned downwards and the buoyant ball 22 abuts against the rectangular plate 60 due to a buoyancy force exerted on the buoyant ball 22.
  • a minimal dose of fluid may be dispensed.
  • the protrusions 42 of the cap 20 slides into their respective groove 14 of the neck 12 while the protrusions 70 and 72 each slide into their respective groove 44 formed in the internal face of the cap 20 towards the end of the groove 44 that is opposite to the circular plate 32. Since the arms 68 and 70 of the U-shaped movable body 28 are inserted into a respective groove 52 of the anti-rotation body 26 which is fixedly secured to the neck 12, thereby preventing the U-shaped movable body 28 from rotating about the longitudinal axis of the neck 12, the U-shaped movable body 28 translates longitudinally away from the circular plate 32 due to the movement of the protrusions 70 and 72 within their respective groove 44.
  • the distance between the plate 60 and the circular plate 32 and therefore the distance between the buoyant ball 22 and the aperture 34 increase.
  • the dose of fluid that may be dispensed also increases as a result of the increase of the distance between the buoyant ball 22 and the aperture 34.
  • a specific dose comprised between the minimal and maximal doses may be delivered by positioning the protrusions 70 and 72 at an adequate position along their respective helicoidal groove 44 between the two ends of the helicoidal groove 44. AS described above, the adequate positioning of the protrusions 70 and 72 is performed by rotating the cap 20.
  • Figures 10a- 10c illustrates the principle of operation of the fluid dispenser 10.
  • the buoyant ball 22 continues moving towards the cap 20 until it abuts against the wall surrounding the aperture 34, thereby substantially hermetically closing the aperture 34 and preventing the fluid remaining in the bottle 1 1 from being dispensed through the aperture 34. A predefined dose of fluid 82 has then been dispensed.
  • the distance between the buoyant ball 22 and the aperture 34 which is set by the distance between the plate 60 and the circular plate 32 defines a predefined dose of fluid that may be dispensed, i.e. a predefined volume of fluid that may be dispensed. Therefore, the volume of fluid that may be dispensed may vary between the minimal and maximal doses as a function of the position of the protrusions 70 and 72 along their respective helicoidal groove 44 which sets the distance between the plate 60 and the circular plate 32, and therefore the distance between the buoyant ball 22 and the aperture 34.
  • the cap 20 of the fluid dispenser 10 is angularly positioned relative to the neck 12 so that the distance between the buoyant ball 22 and the aperture 34 be minimal so as to dispense a minimal dose 84.
  • the cap 20 of the fluid dispenser 10 is angularly positioned relative to the neck 12 so that the distance between the buoyant ball 22 and the aperture 34 be maximal so as to dispense a maximal dose of fluid 86.
  • the plate 60 of the movable body 28 has a rectangular shape, it should be understood that the shape of the plate 60 may be varied as long as it allows retaining the buoyant ball 22 and it allows a fluidic communication between the neck 12 and the interior of the bottle 11.
  • the plate 60 may be curved.
  • the plate 60 may have a disk shape and be provided with aperture for allowing the fluid to move between the neck 12 and the interior space of the bottle 11.
  • the number of grooves 44 and protrusions 70, 72 may vary as long as the dispenser 10 comprises at least one grove 44 and at least one matching protrusion 70 or 72.
  • the cap 20 may be provided with a single helicoidal groove 44.
  • the arm 66 or 68 may be omitted from the movable body 28 so that the movable body 28 comprises a single arm 66, 68.
  • Figure 12 illustrates an exemplary fluid dispenser 100 adapted to be operated in two different modes of operation, i.e. the adjustable dosing mode and the free flow mode.
  • the fluid dispenser 100 is similar to the fluid dispenser 10 and comprises a cap 20' and the anti-rotation body 26 and the U-shaped movable body 28 of the fluid dispenser 10.
  • the fluid dispenser 100 is securable to the bottle 11 which comprises the neck 12 provided with the grooves 14.
  • the cap 10' comprises a circular plate 32' having an aperture 34' and from which extends the tubular body 30.
  • the circular plate 32' further comprises a cylindrical wall 102 which extends substantially orthogonally from the inner surface 104 of the circular plate 32' around the circumference of the aperture 34'.
  • the cylindrical wall 102 defines a tubular body 102.
  • the fluid dispenser 100 further comprises a mode selection device 106 which is rotatably secured to the plate 32' within the tubular body 102.
  • the mode selection device 106 comprises a selection plate 108 provided with an opening or aperture 110 therethrough and a tubular body 112 which extends substantially orthogonally from a face 114 of the selection plate 108 around the aperture 110.
  • the external diameter of the tubular body 112 substantially corresponds to the internal diameter of the tubular body 102.
  • the tubular body 112 is inserted into the aperture 34' and is in physical contact with the wall of the aperture 34' and the tubular body 102. When the tubular body is inserted into the aperture 34', a portion of the surface 114 of the selection plate 108 is in physical contact with the circular plate 32'.
  • the mode selection body 106 is then rotatably secured to the circular plate 32' and may be rotated with respect to the circular plate 32'.
  • the mode of operation for the fluid dispenser 100 may be chosen by rotating the mode selection body 106 with respect to the cap 20'.
  • a visual indicator such as an arrow 120 may be positioned on the selection plate 108.
  • a first visual indicator 122 indicative of the free flow mode may be present on the circular plate 32' at a first adequate angular position and a second visual indicator 124 indicative of the adjustable dosing mode may also be present on the circular plate 32' at a second adequate angular location.
  • the fluid dispenser 100 By rotating the mode selection body 106 so that the visual indicator 120 faces the visual indicator 122, the fluid dispenser 100 may be operated in the free flow mode. By rotating the mode selection body 106 so that the visual indicator 120 faces the visual indicator 124, the fluid dispenser 100 may be operated in the adjustable dosing mode.
  • Figure 14 and 15 illustrates the tubular bodies 102 and 112.
  • the tubular body 102 comprises recesses 130 which are positioned along the circumference of the end of the tubular body 102 which is opposite to circular plate 32'.
  • a protrusion 132 is formed between two adjacent recesses 130.
  • the tubular body 112 comprises holes 134 which are positioned along the circumference of the tubular body 112 adjacent to the end of the tubular body which is opposite to the selection plate 108.
  • Figures 16a and 16b illustrate the relative positioning of the tubular bodies 102 and 112 that is required to operate the fluid dispenser 100 in the adjustable dosing mode.
  • the holes 134 of the tubular body 112 each face a respective protrusion 132 of the tubular body 102 so that no fluid may exit the fluid dispenser 100 through the side walls of the tubular bodies 102 and 112.
  • the fluid dispenser 100 operates similarly as the fluid dispenser 10 and as described above, except that the buoyant ball 22 abuts the tubular body 112 to stop dispensing fluid when the predefined dose has been dispensed.
  • Figures 17a and 17b illustrate the relative positioning of the tubular bodies 102 and 112 that is required to operate the fluid dispenser 100 in the free flow mode.
  • the holes 134 of the tubular body 112 each face a respective recess 130 of the tubular body 102 so that fluid may exit the fluid dispenser 100 through the side walls of the tubular bodies 102 and 112, i.e. through the holes 134 and the recesses 130.
  • the fluid dispenser operates as illustrated in Figures 18a- 18c.
  • Figure 18a the neck 12 of the bottle 11 is turned downwards and the buoyant ball 22 abuts against the rectangular plate 60.
  • the buoyant ball 22 moves towards the aperture 110 of the mode selection body 106 and fluid 80 is dispensed through the tubular body 112 of the mode selection body 106 and through the recesses 130 of the side wall of the tubular body 102 and the holes 134 of the side wall of the tubular body 112, as illustrated in Figure 18b.
  • the buoyant ball 22 continues moving towards the aperture 110 until it abuts against the tubular body 112, thereby substantially preventing the fluid remaining in the bottle 11 from being dispensed through the tubular body 112.
  • fluid may still be dispensed though the recesses 130 of the side wall of the tubular body 102 and the holes 134 of the side wall of the tubular body 112, as illustrated in Figure 18c. Therefore, fluid may still be dispensed as along as pressure is exerted on the fluid contained in the bottle 11, which constitutes a free flow of fluid.
  • Figure 19 illustrates a fluid dispenser 200 which comprises an obturator in the shape of a diaphragm 202.
  • the fluid dispenser 200 is securable to the bottle 11 which comprises the neck 12 provided with the hemi-circular grooves 14 each extending along a portion of the circumference on the outer face of the neck 12.
  • the fluid dispenser 200 comprises the cap 20 which is described above with respect to the fluid dispenser 10.
  • the fluid dispenser 200 further comprises an anti-rotation body 204 and a movable body 206 to which the diaphragm 202 is secured.
  • the anti-rotation body 204 comprises a tubular body 210 of which the outer cylindrical face has a diameter that substantially corresponds to the internal diameter of the neck 12 so as to be inserted into the neck 12 and fixedly secured thereto so that no relative movement between the neck 12 and the tubular body 210 be possible.
  • the internal face of the tubular body 210 comprises two planar surfaces 212 located between two hemi- cylindrical surfaces 214.
  • the movable body 206 comprises a disk plate 222 having a circular aperture 224 extending therethrough.
  • the disk plate 222 extends between a first face 226 which is adapted to abut against the cap 20 and a second and opposite face 228.
  • a truncated tubular body 230 extends substantially orthogonally from the face 228 of the disk plate 222.
  • the truncated tubular body 230 defines a cylindrical opening of which the diameter is greater than the diameter of the aperture 224.
  • the external face of the truncated tubular body 230 comprises two opposite planar or flat surfaces 232 which each match a corresponding planar or flat surface 212 of the anti-rotation body 204, and two hemi-cylindrical surfaces 234 which each match a respective hemi-cylindrical surface 214 of the anti-rotation body 204.
  • the truncated tubular body 230 of the movable body 206 is insertable into the anti- rotation body 204 and may translate along the longitudinal axis of the anti-rotation body 204 while being prevented from rotating relative to the neck 12 since the anti-rotation body 204 is fixedly secured to the neck 12.
  • the truncated tubular body 230 may comprise a single flat surface 230 and the anti-rotation body 204 may also comprise a single flat surface 212.
  • the disk plate 222 is further provided with two protrusions 245 which are each adapted to be inserted into a respective helicoidal groove 44 of the cap 20.
  • the portion of the face 228 of the disk plate 222 located between a protrusion 245 and the truncated tubular body 230 forms an abutment surface 244 for anti-rotation body 204.
  • the portion 246 of the face 228 of the disk plate 222 located within the truncated tubular body 230 comprises three notches 248 for securing the diaphragm 202 to the disk plate 222 within the aperture 224.
  • three flexible arms 250 have one end fixedly secured to the diaphragm 202 and another end securable to a respective notch 248 in order to secure the diaphragm 202 of the movable body 220.
  • the distance between the diaphragm 202 and the aperture 34 illustrated in this figure is minimal. In this configuration, a minimal dose of fluid may be delivered.
  • the protrusions 42 of the cap 20 slide into their respective groove 14 of the neck 12 while the protrusions 245 each slide into their respective helicoidal groove 44 formed in the internal face of the cap 20 towards the end of the groove 44 that is opposite to the circular plate 32. Since the truncated tubular body 230 is inserted into the aperture 250 of the anti-rotation body 26, the movable body 220 is prevented from rotating about the longitudinal axis of the neck 12 due to the interconnection between the planar surfaces 212 of the anti-rotation body 204 and the planar surfaces 232 of the movable body 220.
  • the movable body 220 translates along the longitudinal axis of the neck 12 away from the circular plate 32 of the cap and the truncated tubular body 230 penetrates further into the anti-rotation body 204 while the cap 20 is rotated and the protrusions 245 slide in the grooves 44 of the cap 20. Therefore, the distance between the face 226 of the movable body 220 and the circular plate 32, and the distance between the diaphragm 202 and the aperture 34 both increase. As a result, the dose of fluid that may be dispensed also increases as a result of the increase of the distance between the diaphragm 202 and the aperture 34.
  • Figure 24 illustrates the fluid dispenser 200 in a configuration in which a maximal dose may be delivered.
  • the protrusions 245 each abut the end of their respective groove 44 which is opposite to the circular plate 32 and/or the abutment surface 228 of the disk plate 22 abuts against the anti-rotation body 204.
  • the distance between the face 226 of the movable body 220 and the circular plate 32 of the cap 20 and the distance between the diaphragm 202 and the aperture 34 is maximal, thereby providing a maximal volume of fluid that may be dispensed.
  • FIGs 25a and 25b illustrate the principle of operation of the fluid dispenser 200.
  • the person skilled in the art may refer to US Patent No. 8,997,788 to better understand how a dose is delivered using the fluid dispenser 200.
  • the principle of operation is summarized in the following.
  • the cover 39 is removed from the plate 32 in order to open the aperture 34.
  • the neck 12 of the bottle 11 is turned downwards.
  • the diaphragm 202 moves towards the aperture 34 of the cap and fluid 80 is dispensed through the aperture 34, as illustrated in Figure 10b.
  • the diaphragm 202 continues moving towards the cap 20 until it abuts against the wall surrounding the aperture 34, thereby substantially hermetically closing the aperture 34 and preventing the fluid remaining in the bottle 11 from being dispensed through the aperture 34.
  • a predefined dose of fluid 82 has then been dispensed.
  • a minimal dose 260 is dispensed since the distance between the face 226 of the movable body 220 and the circular plate 32 and the distance between the diaphragm 202 and the aperture 34 are minimal.
  • a maximal dose 262 is dispensed since the distance between the face 226 of the movable body 220 and the circular plate 32, and the distance between the diaphragm 202 and the aperture 34 are maximal.
  • the cap 20 of the fluid dispenser 200 may be replaced by the cap 20' of the fluid dispenser 100 to obtain a modified fluid dispenser 200' which may operate according to two modes of operation, i.e. the adjustable dosing mode and the free flow mode.
  • the diaphragm 202 is adapted to abut against the tubular body 112 of the mode selection device 106.
  • the selection of a mode of operation is identical to that described above with respect to the fluid dispenser 100 and the manner in which the fluid id dispensed for the two modes of operation is also identical to that described above with respect to the fluid dispenser 100.
  • the fluid dispensers 10, 100, 200 and 200' may be adapted to deliver pre-set doses, as illustrated in Figure 27a.
  • the helicoidal groove 44 is provided with teeth that projects into the groove 44.
  • a first tooth 300 is located adjacent to the end of the groove that corresponds to the maximal dose.
  • the first tooth 300 is positioned with respect to the end of the groove 44 so that the protrusions 70, 72, 245 can be positioned between the teeth 300 and the end of the groove.
  • a second tooth 302 is located adjacent to the other end of the groove 44 that corresponds to the minimal dose.
  • the second tooth 302 is positioned with respect to the end of the groove 44 so that the protrusions 70, 72, 245 can be positioned between the teeth 302 and the end of the groove.
  • Three pairs of teeth 304 are evenly positioned between the first and second teeth 300 and 302.
  • the teeth 304 of each pair are positioned the one relative to the other so that the protrusions 70, 72, 245 can be positioned therebetween.
  • the position of the pair of teeth 304 offers different doses that are intermediary between the maximal and minimal doses.
  • the diameter of the groove 44 should at least equal to the sum of the diameter of the protrusions 70 72, 245 and the height of the teeth 300, 302, and 304 to allow the protrusions 70 72, 245 to pass over the teeth 300, 302, and 304.
  • the fluid dispensers 10, 100, 200 and 200' may be provided with a visual indication of the importance of the dose, i.e. a visual indication of the volume of fluid to be dispensed.
  • a visual indication of the volume of fluid to be dispensed i.e. a visual indication of the volume of fluid to be dispensed.
  • the side wall of the cap 20, 20' is provided with an aperture 310 and visual indicators 312 are present on the external surface of the neck 12 of the bottle 11. The position of the visual indicators 312 around the circumference of the neck is chosen as a function of a corresponding pre-set dose of fluid to be dispensed.
  • the aperture 310 rotates and when the aperture faces a given visual indicator 312, the user is informed of the specific dose that will be dispensed
  • the aperture 312 faces the visual indicator "1", which corresponds to a minimal dose.
  • the neck 12 may also comprise the following four additional visual indicators: “2", “3", “4", and "5", the visual indicator "5" corresponding to the maximal dose, and the other three indicators corresponding to doses intermediary between the minimal and maximal doses.
  • Figure 27b illustrates colored indicators of which the color is indicative of the volume of the dose to be dispensed.
  • Figure 27c illustrates colored indicators of which the shape and size is indicative of the importance of the dose to be dispensed.
  • the illustrated embodiments refer to two grooves 14 that each extends along a respective portion of the circumference of the neck 12 of the bottle 11, it should be understood that the cap 20, 20' may be provided with a single groove that extend along the whole circumference of its outer surface In this case, the maximal distance between the obturator 22, 202 and the aperture 34 is defined by the length of the helicoidal grooves 44.
  • the fluid dispenser 10, 100, 200, 200' is provided with two grooves 14 and two protrusions 42 for rotatably securing the cap 20, 20' to the neck 12 of the bottle 11, it should be understood that the number of grooves/protrusions may vary as long as the neck 12 comprises at least one groove 14 and the cap 20, 20' comprises at least one protrusion 42.
  • the grooves 14 are located on the neck 12 of the bottle 11 and the protrusions 42 protrude from the internal surface of the cap 20, 20', it should be understood that at least one protrusion may protrude from the outer surface of the neck 12 of the bottle 11 and at least one protrusion may extend along at least a portion of the circumference of the internal surface of the cap 20, 20' in order to rotatably secure the cap 20, 20' to the neck 12 of the bottle 11.
  • the maximal distance between the obturator 22, 202 and the aperture 34 of the cap 20, 20' may be fixed by the length of the helicoidal groves 44 and/or the length of the groove 14 when it does not extend along the whole circumference of the neck 12.
  • the shape, size and location of the tubular anti-rotation body 26 and U-shaped movable body 28 may be varied as long as the anti-rotation body prevents the movable body from rotating relative to the neck 12 while allowing a rotation of the movable body relative to the neck 12. While the anti-rotation device is separate from the neck 12 of the bottle 11, it should also be understood that the anti-rotation body may be integral with the neck 12 of the bottle 11.
  • the arms 66 and 68 act as male connectors and the grooves 52 act as female connectors for slidably connecting the movable body 28 to the anti-rotation body 26 while preventing any rotation between the two bodies 26 and 28, it should be understood that the male connector(s), i.e. the protrusion(s), may be located on the anti-rotation body while the female connector(s), i.e. the groove(s), may be located on the movable body.
  • the anti-rotation body may comprise a tubular structure having a protrusion that extends longitudinally from an internal surface along at least a section of the length thereof
  • the movable body may comprise a U-shape body of which at least one of the arms comprises a groove extending longitudinally along an outer surface thereof for slidably receiving the protrusion of the anti-rotation body.
  • Figures 29a and 29b illustrates one embodiment in which an anti-rotation body 26' comprises a tubular body having two grooves 52' that extend longitudinally along the internal surface of the tubular body.
  • Figures 30a and 30b illustrate one embodiment in which the anti-rotation body is integral with the neck 12' of a bottle 11 '. As illustrated, the anti-rotation body consists in two grooves 52" which extend longitudinally along at least a portion of the internal face of the neck 12' .
  • the grooves 14 and 44 have a cross-sectional rectangular or square shape, it should be understood that the shape of the grooves 14 and 44 may vary.
  • the cross-sectional shape of the grooves 14 and 44 may be rounded, hemi-circular, hemi-oval, etc.
  • the anti-rotation body 204 may be integral with the neck 12 of the bottle 11 and that the number of flat surfaces that the anti-rotation body 204 contains may vary as long as the anti-rotation body comprises at least one flat surface.
  • the illustrated fluid dispenser 10 comprises a buoyant ball 22, it should be understood that any adequate buoyant body having a shape adapted to substantially hermetically close the aperture 34 may be used.
  • the fluid dispenser may comprise a cylindrical buoyant body, a frusto-conical buoyant body, or the like.
  • the embodiments of the invention described above are intended to be exemplary only. The scope of the invention is therefore intended to be limited solely by the scope of the appended claims.

Abstract

La présente invention concerne un distributeur de fluide pour distribuer un fluide contenu dans un contenant. Ledit distributeur comprend : un capuchon qui peut être fixé de manière rotative à un col du contenant et est pourvu d'une ouverture pour permettre au fluide de sortir du contenant, le col s'étendant le long d'un axe longitudinal et le capuchon pouvant tourner autour de l'axe longitudinal du col ; un obturateur qui peut être inséré dans le col du contenant ; et un dispositif de conversion de mouvement qui est fonctionnellement relié au capuchon et peut être inséré au moins partiellement dans le col du contenant, le dispositif de conversion de mouvement comprenant un corps mobile, la conversion de mouvement étant conçue pour convertir une rotation du capuchon en une translation du corps mobile le long de l'axe longitudinal, la translation du corps mobile variant une distance maximale entre l'obturateur et l'ouverture du capuchon pour ajuster un volume de fluide à distribuer.
PCT/IB2017/052261 2016-04-19 2017-04-19 Distributeur doseur WO2017182972A1 (fr)

Applications Claiming Priority (2)

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US201662324663P 2016-04-19 2016-04-19
US62/324,663 2016-04-19

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WO2017182972A1 true WO2017182972A1 (fr) 2017-10-26

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020074533A1 (en) * 2000-12-18 2002-06-20 Colder Products Company Coupling and closure apparatus for dispensing valve assembly
WO2004024592A1 (fr) * 2002-09-13 2004-03-25 Rexam Dispensing Systems Distributeur de produit liquide ou pateux
US20050087556A1 (en) * 2002-12-02 2005-04-28 Cesare Signorini Metering device for syrups and other fluids
WO2012171708A1 (fr) * 2011-06-17 2012-12-20 Unilever Plc Bouchon doseur
US8528795B2 (en) 2008-09-01 2013-09-10 Rieke Corporation Liquid dosing devices
US20140183230A1 (en) 2008-11-05 2014-07-03 Flexidose Differential pressure metering device
WO2015132122A1 (fr) * 2014-03-06 2015-09-11 Obrist Closures Switzerland Gmbh Dispositif de dosage
DE102014206568A1 (de) * 2014-04-04 2015-10-08 Aptar Radolfzell Gmbh Dosiereinrichtung für einen Flüssigkeitsspender und Flüssigkeitsspender mit einer solchen

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020074533A1 (en) * 2000-12-18 2002-06-20 Colder Products Company Coupling and closure apparatus for dispensing valve assembly
WO2004024592A1 (fr) * 2002-09-13 2004-03-25 Rexam Dispensing Systems Distributeur de produit liquide ou pateux
US20050087556A1 (en) * 2002-12-02 2005-04-28 Cesare Signorini Metering device for syrups and other fluids
US8528795B2 (en) 2008-09-01 2013-09-10 Rieke Corporation Liquid dosing devices
US20140183230A1 (en) 2008-11-05 2014-07-03 Flexidose Differential pressure metering device
US8997788B2 (en) 2008-11-05 2015-04-07 Flexidose Sarl Differential pressure metering device
WO2012171708A1 (fr) * 2011-06-17 2012-12-20 Unilever Plc Bouchon doseur
WO2015132122A1 (fr) * 2014-03-06 2015-09-11 Obrist Closures Switzerland Gmbh Dispositif de dosage
DE102014206568A1 (de) * 2014-04-04 2015-10-08 Aptar Radolfzell Gmbh Dosiereinrichtung für einen Flüssigkeitsspender und Flüssigkeitsspender mit einer solchen

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