EP1275433A1 - Dispositif de mesure et de distribution de liquide - Google Patents

Dispositif de mesure et de distribution de liquide Download PDF

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Publication number
EP1275433A1
EP1275433A1 EP01305937A EP01305937A EP1275433A1 EP 1275433 A1 EP1275433 A1 EP 1275433A1 EP 01305937 A EP01305937 A EP 01305937A EP 01305937 A EP01305937 A EP 01305937A EP 1275433 A1 EP1275433 A1 EP 1275433A1
Authority
EP
European Patent Office
Prior art keywords
turntable table
group
dispensing
solution bottles
liquid material
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP01305937A
Other languages
German (de)
English (en)
Inventor
Hsu-Chen Chuang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Copower Technology Co Ltd
Original Assignee
Copower Technology Co Ltd
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 Copower Technology Co Ltd filed Critical Copower Technology Co Ltd
Priority to EP01305937A priority Critical patent/EP1275433A1/fr
Publication of EP1275433A1 publication Critical patent/EP1275433A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/84—Mixing plants with mixing receptacles receiving material dispensed from several component receptacles, e.g. paint tins
    • B01F33/841—Mixing plants with mixing receptacles receiving material dispensed from several component receptacles, e.g. paint tins with component receptacles fixed in a circular configuration on a horizontal table, e.g. the table being able to be indexed about a vertical axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/56—General build-up of the mixers
    • B01F35/561—General build-up of the mixers the mixer being built-up from a plurality of modules or stacked plates comprising complete or partial elements of the mixer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/30—Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel

Definitions

  • the present invention relates to a liquid dispensing and metering system, and more particularly to a liquid dispensing and metering system with a tubeless configuration.
  • FIG. 1 shows a conventional liquid dispensing and metering system, generally indicated at 10, mainly including a casing 11, a supporting platform 12, and a turntable table 13.
  • the supporting platform 12 is fixedly mounted on the casing 11, and the turntable table 13 is positioned in an inner space defined by the casing 11 and the supporting platform 12.
  • a number of solution bottles 14 are supported and arranged on the supporting platform 12, capable of containing selected dye solution or chemical solution therein.
  • a number of beakers 15 are supported on the turntable table 14 in the manner of circular arrangement.
  • the turntable table 13 is supported by a central shaft 131 and can be rotated by a driving motor 132 through the central shaft 131.
  • An electronic scale 16 is disposed under the turntable table 13.
  • Each of the solution bottles 14 is respectively connected with a pipe 141 at its top open end to a dispensing head assembly 142 located above the turntable table 13.
  • the dispensing head assembly 142 includes a plurality of dispensing heads. So, under control of a controller (not shown) of the system, the liquid material contained in the solution bottles 14 may be selectively drawn out of the respective solution bottle through the pipe 141 connected therebetween, and then dripped down into a selected beaker 15 via the dispensing head assembly 142. The weight of the liquid material received in the beaker 15 may be measured by the electronic scale 16.
  • liquid material especially solution with high viscosity
  • solution with high viscosity is easy to be retained in the pipes, causing a deposit.
  • the residual solution in the pipe will cause an improper precision of weight when measuring. Therefore, a measuring error tends to occur after long uses of the metering system. This deposit problem becomes more serious when the solution bottles is used to hold a liquid of high viscosity.
  • a primary object of the present invention is to provide a liquid dispensing and metering system with a tubeless configuration.
  • the liquid dispensing and metering system includes a turntable table supported and rotated by a liftable supporting mechanism.
  • a plurality of solution bottles positioned on the turntable table, each of which being mounted with an electromagnetic valve.
  • At least one actuating unit is used to actuate the electromagnetic valves of the solution bottles to allow the liquid contained in the solution bottles to be flowed out via the electromagnetic valves.
  • An electronic scale is arranged under the turntable table, corresponding to at least one electromagnetic valve of the solution bottles, for measuring the liquid dropped into the beakers from the solution bottles.
  • the other object of the present invention is to provide a high speed liquid dispensing and metering system.
  • Three or more electronic scales may be arranged under the turntable table, capable of increasing the measuring speed of the liquid dispensing and metering system.
  • the other object of the present invention is to provide a liquid dispensing and metering system with a vertically movable turntable table.
  • the turntable table is driven by a liftable supporting mechanism, so that the turntable table may be moved upwardly or downwardly to facilitate the operation of the system.
  • the other object of the present invention is to provide a customized liquid dispensing and metering system, including one or more turntable table modules, tubeless dispensing modules, and/or piped dispensing modules.
  • FIG. 3 it shows a tubeless liquid dispensing and metering system in accordance with a first embodiment of the present invention.
  • FIG. 4 is a front plan view of the liquid dispensing and metering system of Fig. 3.
  • a turntable table 2 is driven by a driving system including a central shaft 3 and a driving motor 31.
  • the turntable table 2 is supported by the central shaft 3 and rotated about the central shaft 3 by a driving motor 31.
  • the driving system may include a known transmission belt (not shown) and/or a transmission gear assembly for transmitting the mechanical rotating force of the driving motor to the turntable table.
  • a number of solution bottles 4 are supported on the turntable table 2 in the manner of circular arrangement, and each of which contains selected dye solution or chemical solution therein.
  • Each of the solution bottles 4 is provided with an electromagnetic valve 41 formed on a bottom edge thereof and protruded from the peripheral edge of the turntable table 2.
  • An actuating unit 42 is arranged above the turntable table 2 and aligned with the electromagnetic valve 41 of a selected solution bottle 4.
  • the actuating unit 42 may be simply mounted on a casing 7 of the liquid dispensing and metering system, with reference to Fig. 4.
  • a plurality of electronic scales 51, 52, and 53 adjacent to each other are disposed under the turntable table 2 and along the peripheral edge of the turntable table 2. So, the electronic scales 51, 52, and 53 are respectively corresponding to the electromagnetic valves of three continuously adjacent solution bottles.
  • a number of beakers 61, 62, and 63 are positioned on the electronic scales 51, 52, and 53 respectively. Under control of a control circuit (not shown) of the system, a selected solution bottle 4 may be turned to a location aligned with the actuating unit 42 and one of the beakers 61, 62, or 63.
  • the electromagnetic valve 41 of the solution bottle 4 comprises a valve base 411 with a flow channel 412 therein.
  • An inlet 413 is formed on a side wall of the valve base 411 and communicated with the flow channel 412.
  • An outlet 414 is formed on a bottom side of the valve base 411 and communicated with the flow channel 412.
  • a diaphragm 415 is disposed in the flow channel 412 between the inlet 413 and the outlet 414 for controlling the liquid material 40 contained in the solution bottle 4 flowing from the inlet 413 to the outlet 414. It is known that the diaphragm 415 may be replaced with a plug (not sown) made of suitable material such as rubber.
  • a movable shaft 416 made of magnetic material is contained in a sleeve 417.
  • the bottom end of the movable shaft 416 is extended into the flow channel 412 of the valve base 411, and then mechanically coupled with the diaphragm 415.
  • a spring 418 is mounted in the sleeve 417 and surrounding on the movable shaft 416 for providing a bias force to the movable shaft 416.
  • the actuating unit 42 includes a hydraulic or pneumatic cylinder 421, a coil 422, and a mask 423 having a bottom open end.
  • the top end of the mask 423 is fixedly mounted on the bottom end of a moveable shaft of the cylinder 421.
  • the coil 422 is accommodated in the mask 423 and electrically connected with a pair of conductive wires 422a and 422b.
  • the coil 422 may be energized by an electrical power source through the conductive wires 422a and 422b.
  • the actuating unit 42 may be either at an extended position or a return position.
  • an electrical power source may be supplied to the coil 422 of the actuating unit 42 via the conductive wires 422a and 422b, so that the electromagnetic valve 41 of the solution bottle 4 is energized.
  • the solution contained in the solution bottles 4 may be flowed out via the electromagnetic valve 41.
  • the power source supplied to the coil 422 of the actuating unit 42 is turned off, the electromagnetic valves 41 of the solution bottles 4 is not energized, so as to stop the flowing of the solution from the solution bottle 4.
  • the actuating unit 42 may be returned to the return position, as shown in Fig. 5A.
  • the weight of the liquid material received in the beakers 61, 62, and 63 may be measured by the electronic scales 51, 52, and 53 respectively.
  • the solution bottles 4 may be divided into an outer circular group and an inner circular group, as shown in Fig. 6.
  • the same reference numbers used in the previous drawing will be used to refer to the same or like parts.
  • the outer circular group includes a number of outer solution bottles 4a arranged on an outer circular line of the turntable table 2.
  • Each of the outer solution bottles 4a is provided with an electromagnetic valve 41a facing to the center of the turntable table 2.
  • the inner circular group includes a number of inner solution bottles 4b arranged on an inner circular line of the turntable table 2, adjacent to the outer circular group.
  • Each of the inner solution bottles 4b is provided with an electromagnetic valve 41b facing to the peripheral edge of the turntable table 2 and corresponding to an outer solution bottle 4a of the outer solution group. So, a number of solution bottle pairs, each of which is composed of an outer solution bottles 4a and a corresponding inner solution bottles 4b, are arranged on the turntable table 2.
  • a dual-coil actuating unit 42' is provided, as shown in Fig. 7.
  • the dual-coil actuating unit 42' includes a cylinder 424, a first coil 425 connected with a pair of conductive wires 425a and 425b, a second coil 425' connected with a pair of conductive wires 425a' and 425b', a first mask 426, and a second mask 426'.
  • the dual-coil actuating unit 42' is vertically supported by a rack 71 and aligned with the electromagnetic valve 41a, 41b, and a beaker 61 supported on an electronic scale 51, with reference to Fig. 6.
  • the actuating unit 42' of this embodiment may be either at an extended position or a return position.
  • an electrical power source may be supplied to coils 425 and 425' at the same time, so that the electromagnetic valve 41a and 41b of the solution bottle 4a, 4b are energized.
  • the solution contained in the solution bottles 4a and 4b may be flowed out via the electromagnetic valve 41a and 41b respectively.
  • the electromagnetic valves 41a and 41b of the solution bottles 4a and 4b are not energized, so as to stop the flowing of the solution from the solution bottles 4a and 4b. Then, the actuating unit 42' may be returned to the return position.
  • the actuating unit of the previous embodiments may include a coil 431 and a mask 432.
  • the coil 431 is accommodated in the mask 432 and then directly mounted on the top of the electromagnetic valve 41 of the solution bottle 4.
  • the coil 431 may be energized by an electrical power source through a pair of conductive wires 431a and 431b.
  • each electromagnetic valve 41 needs to be mounted with an actuating unit for controlling.
  • the first embodiment shown in Fig. 3 is equipped with three electronic scales 51, 52, and 53 under the turntable table 2 and along the peripheral edge of the turntable table 2, forming a multiple electronic scale configuration for the tubeless liquid dispensing and metering system.
  • Three beakers 61, 62, and 63 are positioned on the electronic scales 51, 52, and 53 respectively.
  • the electronic scales 51, 52, and 53 are adjacent to each other and have the same height level at their top surfaces.
  • Fig. 9 is a right side plan view showing the arrangement of the electronic scales 51, 52, and 53 of Fig. 3.
  • the electronic scales 51, 52, and 53 are provided with displays 51a, 52a, and 53a respectively.
  • Each of the electronic scale is provided with a weight sensing element and a control circuit therein.
  • the displays 51a, 52a, and 53a may be arranged on a central controller 54. Only a weight sensing element is remained in the electronic scale.
  • the control circuit of each electronic scale may be mounted in the central controller 54 via cables 54a, 54b, and 54c for receiving the weight measured by the weight sensing element of the electronic scale.
  • the electronic scales 51, 52, and 53 may be arranged in various manners of different height at their top surfaces, as shown in Figs. 11A, 11B, and 11C.
  • Fig. 12 is a perspective view showing the turntable table 2 is supported by a liftable supporting mechanism 8, instead of the central shaft 3 of the previous embodiment shown in Fig. 3, in accordance with a fourth embodiment of the present invention.
  • the liftable supporting mechanism 8 includes a supporting frame 81, a motor 82, a driving cylinder 83, four guiding rods 84, and a base 85.
  • the rotor shaft of the motor 82 is mechanically coupled to the turntable table 2, and that the turntable table 2 may be rotated by the motor 82.
  • the turntable table 2 may be moved upwardly to an upper position as shown in Fig. 12A, or downwardly to a lower position as shown in Fig. 12B.
  • the turntable table 2 may be moved upwardly or downwardly with respect to the beaker positioned on the electronic scale.
  • Fig. 13 is a perspective view showing that the tubeless liquid dispensing and metering system shown in Fig. 3 may be combined with the prior art liquid dispensing and metering system shown in Fig. 1, in accordance with a fifth embodiment of the present invention.
  • Fig. 14 is a top plan view of the liquid dispensing and metering system of Fig. 13
  • Fig. 15 is a front plan view of the liquid dispensing and metering system of Fig. 13.
  • the liquid dispensing and metering system generally indicated at 9, mainly including a casing 91, a supporting platform 92, a first turntable table 93, and a second turntable table 94.
  • the first turntable table 93 and the second turntable table 94 are positioned in an inner space defined by the casing 91 and the supporting platform 92.
  • a number of first group solution bottles 921 are supported and arranged on the supporting platform 92, used to contain a first group liquid material therein.
  • a number of beakers 931 are supported on the first turntable table 93 in the manner of circular arrangement.
  • Each of the first group solution bottles 921 is respectively connected with a pipe 922 at its top end to a dispensing head assembly 923 located above the first turntable table 93.
  • An electronic scale 932 is disposed under the first turntable table 93, as shown in Fig. 15.
  • three electronic scales may be arranged under the first turntable table 93, substantially same to the multiple electronic scale configuration as shown in Fig. 3.
  • a number of second group solution bottles 941 are supported on the second turntable table 94 in the manner of circular arrangement, and each of which contains second group liquid material therein.
  • the second turntable table 94 is supported and rotated by a central shaft 942 or a liftable supporting mechanism as described above.
  • Each of the second group solution bottles 941 is provided with an electromagnetic valve 943 formed on a bottom edge thereof and protruded from the peripheral edge of the second turntable table 94.
  • the electromagnetic valve 943 may be actuated by an actuating unit as shown in Fig. 5A or Fig. 8B.
  • the first group liquid material contained in the first group solution bottles 921 may be selectively drawn out of the respective solution bottle through the pipe 922 connected therebetween, and then dripped down into a selected beaker 931 via the dispensing head assembly 923.
  • the weight of the first liquid material received in the beaker 931 may be measured by the electronic scale 932.
  • the second group liquid material contained in the second group solution bottles 941 may selectively flow out from the respective solution bottle through the electromagnetic valve 943 under control of the actuating unit, and then drip down into a selected beaker 931.
  • Fig. 16 is a perspective view showing a liquid dispensing and metering system in accordance with a sixth embodiment of the present invention.
  • the same reference numbers used in Fig. 13 of the fifth embodiment will be used to refer to the same or like parts.
  • a number of first group solution bottles 921 are supported and arranged on the supporting platform 92, used to contain a first group liquid material therein.
  • a number of beakers 931 are supported on the first turntable table 93 in the manner of circular arrangement.
  • Each of the first group solution bottles 921 is respectively connected with a pipe 922 at its top end to a dispensing head assembly 923 located above the first turntable table 93.
  • At least one electronic scale (not shown) is disposed under the first turntable table 93.
  • three electronic scales may be arranged under the first turntable table 93, substantially same to the multiple electronic scale configuration as shown in Fig. 3.
  • second group solution bottles 941 are supported on the second turntable table 94 in the manner of circular arrangement, and each of which contains second group liquid material therein.
  • the second turntable table 94 is supported and rotated by a central shaft or a liftable supporting mechanism (not shown) as described in the previous embodiment.
  • Each of the second group solution bottles 941 is provided with an electromagnetic valve 943 formed on a bottom edge thereof and protruded from the peripheral edge of the second turntable table 94.
  • the electromagnetic valve 943 may be actuated by an actuating unit, same as the previous embodiment described above.
  • the liquid dispensing and metering system of this embodiment includes a first casing 930 for supporting the first turntable table 93 and a number of beakers 931, forming a turntable table module 93a.
  • a second casing 940 is used to support the second turntable table 94 and a number of second group solution bottles 941, forming a tubeless dispensing module 94a.
  • a third casing 920 is used to support the supporting platform 92 and a number of first group solution bottles 921, forming a piped dispensing module 92a.
  • the operation of the liquid dispensing and metering system of this embodiment is same to that of the fifth embodiment described above.
  • the first casing 930, the second casing 940, and the third casing 920 are manufactured as separable casing structure, so that it is possible to separate the turntable table module 93a, the tubeless dispensing module 94a, and the piped dispensing module 92a, as shown in Fig. 17.
  • a customized liquid dispensing and metering system may include one or more turntable table modules 93a, tubeless dispensing modules 94a, and/or piped dispensing modules 92a.
  • Fig. 18 shows a customized liquid dispensing and metering system, which includes a turntable table module 93a and two tubeless dispensing modules 94a.
  • Fig. 19 shows another customized liquid dispensing and metering system, which includes a turntable table module 93a and a tubeless dispensing module 94a.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
EP01305937A 2001-07-10 2001-07-10 Dispositif de mesure et de distribution de liquide Withdrawn EP1275433A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP01305937A EP1275433A1 (fr) 2001-07-10 2001-07-10 Dispositif de mesure et de distribution de liquide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01305937A EP1275433A1 (fr) 2001-07-10 2001-07-10 Dispositif de mesure et de distribution de liquide

Publications (1)

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EP1275433A1 true EP1275433A1 (fr) 2003-01-15

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1559652A1 (fr) * 2003-11-27 2005-08-03 Copower Technology Co. Ltd. Dispositif de distribution de matériau en poudre
US7134573B2 (en) 2004-05-07 2006-11-14 Fluid Management, Inc. Apparatus for dispensing a plurality of powders and method of compounding substances
US7311223B2 (en) 2004-05-07 2007-12-25 Fluid Management, Inc. Apparatus for dispensing a plurality of powders and method of compounding substances
JP2014104380A (ja) * 2012-11-26 2014-06-09 Toyo Ink Sc Holdings Co Ltd 液体調合装置
EP3854474A4 (fr) * 2018-09-17 2022-11-30 Zhengzhou Sanhua Technology & Industry Co., Ltd. Procédé de mise en correspondance de couleurs mélangées poids-volume pour peinture de retouche de véhicule, mécanisme de prise de matériau, et mélangeur de couleur automatique

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787402A (en) * 1952-04-16 1957-04-02 Color Carousel Corp Liquid proportioning and dispensing apparatus
FR2106944A5 (fr) * 1970-09-30 1972-05-05 Rdt Etu Realisa Diffusio
US3878907A (en) * 1973-09-28 1975-04-22 Basf Farben & Fasern Tinting device
US4314653A (en) * 1979-11-28 1982-02-09 Giuseppe Sindoni Multiple automatic metering device
US4323097A (en) * 1979-03-29 1982-04-06 Achen John J Turntable for colorant dispensers
DE3201221A1 (de) * 1982-01-16 1983-07-28 Walter 4600 Dortmund Ribic Station zum anmischen insbesondere von farben und dergleichen
US4705083A (en) * 1984-10-12 1987-11-10 Corob S.R.L. Automatic Machinery Project Method and machine for batching coloring agents into paints and varnishes
US5758864A (en) * 1995-04-05 1998-06-02 Takasago Electric, Inc. Valve structure
US5938080A (en) * 1997-02-21 1999-08-17 The Geon Company System and apparatus for dispensing high-viscosity pigments
TW383066U (en) * 1998-07-08 2000-02-21 Copower Technology Co Ltd Automatic dyestuff dripping measuring device without pipeline
TW392711U (en) * 1998-05-29 2000-06-01 Copower Technology Co Ltd Improvement in measuring mechanism of dye automatic dropping measuring device
TW418858U (en) * 1998-10-13 2001-01-11 Copower Technology Co Ltd Dye drop automatic measuring device with up and down rolling disc mechanism

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787402A (en) * 1952-04-16 1957-04-02 Color Carousel Corp Liquid proportioning and dispensing apparatus
FR2106944A5 (fr) * 1970-09-30 1972-05-05 Rdt Etu Realisa Diffusio
US3878907A (en) * 1973-09-28 1975-04-22 Basf Farben & Fasern Tinting device
US4323097A (en) * 1979-03-29 1982-04-06 Achen John J Turntable for colorant dispensers
US4314653A (en) * 1979-11-28 1982-02-09 Giuseppe Sindoni Multiple automatic metering device
DE3201221A1 (de) * 1982-01-16 1983-07-28 Walter 4600 Dortmund Ribic Station zum anmischen insbesondere von farben und dergleichen
US4705083A (en) * 1984-10-12 1987-11-10 Corob S.R.L. Automatic Machinery Project Method and machine for batching coloring agents into paints and varnishes
US5758864A (en) * 1995-04-05 1998-06-02 Takasago Electric, Inc. Valve structure
US5938080A (en) * 1997-02-21 1999-08-17 The Geon Company System and apparatus for dispensing high-viscosity pigments
TW392711U (en) * 1998-05-29 2000-06-01 Copower Technology Co Ltd Improvement in measuring mechanism of dye automatic dropping measuring device
TW383066U (en) * 1998-07-08 2000-02-21 Copower Technology Co Ltd Automatic dyestuff dripping measuring device without pipeline
TW418858U (en) * 1998-10-13 2001-01-11 Copower Technology Co Ltd Dye drop automatic measuring device with up and down rolling disc mechanism

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1559652A1 (fr) * 2003-11-27 2005-08-03 Copower Technology Co. Ltd. Dispositif de distribution de matériau en poudre
US7134573B2 (en) 2004-05-07 2006-11-14 Fluid Management, Inc. Apparatus for dispensing a plurality of powders and method of compounding substances
US7311223B2 (en) 2004-05-07 2007-12-25 Fluid Management, Inc. Apparatus for dispensing a plurality of powders and method of compounding substances
JP2014104380A (ja) * 2012-11-26 2014-06-09 Toyo Ink Sc Holdings Co Ltd 液体調合装置
EP3854474A4 (fr) * 2018-09-17 2022-11-30 Zhengzhou Sanhua Technology & Industry Co., Ltd. Procédé de mise en correspondance de couleurs mélangées poids-volume pour peinture de retouche de véhicule, mécanisme de prise de matériau, et mélangeur de couleur automatique

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