Abstract: An apparatus for pumping fluids comprises a suction pump and an inlet tube extendible into a container containing the fluid. A sealing plate is provided over the liquid surface to form a circumferential seal with the inner wall of the container and the outer wall of the inlet tube. The sealing plate prevents air from entering the lower part of the container and thereby prevents the pump from cavitating once the container is emptied. A pumping system is also provided wherein a plurality of pumping apparatuses is provided on a frame. A dispensing system is also provided wherein a plurality of computer controlled nozzles are each connected to a respective pumping apparatus whereby specific volumes of desired fluids can be dispensed.

Abstract: In one embodiment of the present system invention, the operator enters the customer name into the color management system and the computer screen displays the customer's history. If this is a new customer, a history file is created. The operator selects desired color from the color pallet, enters the required amount of finished dye and finally the activator strength is selected. The operator is instructed to place an empty batch container on the scale. The system prompts the operator for the first dye color, and an LED adjacent to the corresponding drawer is illuminated. The operator manually adds the amount indicated on the display panel, while the scale monitors exactly how much has been added and provides feedback to the operator leading to an extremely accurate dispense. After returning the bottle or tube to the designated storage bin, the operator presses “next”, and the next LED is illuminated along with the required amount of the next ingredient.

Abstract: A multi-station dispensing apparatus which affords an automatic flow rate for the product to be dispensed. It also provides a single control knob which can select from several different chemical concentrates to be diluted and dispensed. In addition, a bottle can be filled by single-handed operation as well as a bucket without the need to reset the control knob.

Abstract: Apparatus and methods for delivering liquid color to a plastic resin processing machine include a scale for weighing a container of liquid color, a pump for removing liquid color from the container, controller for actuating pushers in the pump in a sequence whereby a first pusher is displaced to squeeze the delivery tube while a second and third pusher are not displaced thereby permitting liquid color to flow through the tube from the supply to a first position of tube squeezing, whereupon a second pusher is displaced to squeeze the tube and substantially trapped liquid color in the tube at the first and second position of tube squeezing, whereupon the first pusher permits liquid color to flow through the tube pass the first position of tube squeezing and the third pusher squeezes the tube and thereby forces at least a portion of the trapped liquid color material through the tube pass the first position of tube squeezing thereby supplying liquid color to the plastic resin processing machine at a predetermined

Abstract: An automated medication preparation system for preparing a prescribed dosage of medication in a drug delivery device includes a plurality of stations for receiving, handling and processing the drug delivery device so that the prescribed dosage of medication is delivered to the drug delivery device and a transporting device that receives and holds more than one drug delivery device and moves the drug delivery devices in a controlled manner from one station to another station. The system is configured so that two or more separate drug delivery devices can be acted upon at the same time.

Abstract: An automated medication preparation system for preparing a prescribed dosage of medication in a drug delivery device includes a plurality of stations for receiving, handling and processing the drug delivery device so that the prescribed dosage of medication is delivered to the drug delivery device and a transporting device that receives and holds more than one drug delivery device and moves the drug delivery devices in a controlled manner from one station to another station. The system is configured so that two or more separate drug delivery devices can be acted upon at the same time.

Abstract: A method of filling a hydrogen gas storage tank with hydrogen gas includes filling an onboard hydrogen gas storage tank with hydrogen gas at substantially constant temperature and pressure while transferring a liquid from the hydrogen gas storage tank to a reservoir tank, compressing a gas in the reservoir tank by the flow of liquid into the reservoir tank, and managing the heat produced by the compression of gas in the reservoir tank off board the vehicle. A hydrogen gas delivery system includes an onboard hydrogen gas storage tank, a hydrogen gas supply line, a reservoir tank, and a liquid that transfers the heat of filling the hydrogen gas storage tank to the reservoir by effecting a compression of gas in the reservoir.

Abstract: To reliably supply a predetermined amount of sealing agent into a pneumatic tire even if the device is inclined and after the predetermined amount of sealing agent is supplied, to automatically start feeding compressed air into the pneumatic tire. In pumping device 30, when compressed air is supplied to air chamber 54, internal pressure of air chamber 54 increases, and as the internal pressure of air chamber 54 rises, a contained volume of air chamber 54 increases while a contained volume of liquid container 52 decreases. Thus, sealing agent 100 in an amount corresponding to the amount corresponding to the reduction in the contained volume of liquid container 52, is forcibly discharged from discharge outlet 64 and the discharged sealing agent 100 is injected into tire 90.

Abstract: A filling device (2) for filling containers (10) with a liquid and in particular a beverage, including a first port (32) in order to supply a first liquid to the filling device (2), a second port (34) in order to supply a second liquid to the filling device (2), with the first port (32) and the second port (34) being spaced from one another, with a mixing chamber (42) formed within the filling device (2), in which the liquids may be mixed, including a first liquid channel (44) which guides the first liquid from the first port (32) to the mixing chamber (42), a second liquid channel (44) which guides the second liquid from the second port (34) to the mixing chamber (42), wherein the first liquid channel (55) and the second liquid channel guide the first liquid and the second liquid separately from one another, and a valve body (56) for controlling the discharge of the liquids from the filling device, and with an outlet (34) for discharging the liquids to the container.

Abstract: A refueling facility (200) according to the present invention comprises a refueling source (210) for refueling a fuel cell vehicle with fuel, a power supply source (220) for supplying power to the fuel cell vehicle, and a controller (230) for controlling refueling and power supply from the refueling facility (200) to the fuel cell vehicle. The forward end of a refueling path (211) and that of a power supply path (221) are integrated into a supply connector (240). The refueling and the power supply are achieved by connecting the supply connector (240) to a fuel receptacle (110) of the fuel cell vehicle.

Abstract: Beverage dispensing systems are provided. Beverages dispensing systems may detect the presence of a person or container then search for a wireless transponder, which in some embodiments is an RFID tag on the detected person or container. Depending on the detection or absence of detection of a transponder, beverage dispensing systems may display information or allow a beverage to be dispensed.

Abstract: A holding rack (101, 201, 301, 401) has individual positions or compartments for dosage units (102, 102?, 202, 302). Each of the dosage units has a supply receptacle (104, 104?, 204, 304) and a dispensing head (103, 103?, 203, 303) that are connected to each other. The holding rack (101, 201, 301, 401) is equipped with a means for active user guidance (105, 105?, 210, 305) which, in a process of dispensing measured substance quantities from the different dosage units into a receiving container (411), directs the user in taking out and returning the different dosage units that are seated in the holding rack.

Abstract: A food dispensing apparatus includes a refrigerated cabinet having a dispense aperture, a hopper, an accumulator assembly, a weighing system, and a flap door. The hopper is positioned in the cabinet and configured to hold food articles. The accumulator assembly is positioned vertically below the first hopper and includes an accumulator bin and a door assembly. The accumulator door is positioned in the cabinet and arranged to receive food articles dispensed from the first hopper. The door assembly is configured to retain the food articles in the accumulator bin and is actuatable between an open position and a closed position. The weighing system is configured to determine an amount of food articles held in the accumulator bin. The flap door is positioned adjacent to the door assembly and is movable between a closed position substantially sealing closed the cabinet dispense aperture, and an open position. The flap door automatically closes upon actuation of the door assembly into the closed position.

Abstract: The invention is directed to methodologies and apparatuses in which materials are dispensed in order to create a desired finished product. The invention includes a material dispenser that further includes a container containing material, a press plate or puck for exerting pressure on the material, a sensor for detecting the material discharged from the container, and a scale for detecting the amount of material discharged from the container. The sensor and scale provide feedback to a computer which controls the amount of pressure exerted on the material. The computer controls the pulsing of additional material from the container until a targeted amount of material has been discharged from the container. The invention permits the dispensing of a specific amount of material in a controllable, metered fashion.

Abstract: A tank (10) for storing a liquid with a device (11, 12) for feeding one or more substances thixotroping the liquid to the liquid in the tank (10) is characterised in that the device (11, 12) is designed so that it feeds the thixotroping substance or substances to the liquid in the tank (10) as a result of a signal from a signal transmitter, so that the liquid completely thixotropes, at least in a closed outer layer inside the tank (10) that cannot be penetrated by a residue of the liquid, not thixotroped if necessary. This ensures that by simple means the liquid present in the tank (10) is pretended from being discharged or from escaping under certain defined conditions, particularly in emergency situations.

Abstract: An automated medication preparation system for preparing a prescribed dosage of medication in a drug delivery device includes a plurality of stations for receiving, handling and processing the drug delivery device so that the prescribed dosage of medication is delivered to the drug delivery device and a transporting device that receives and holds more than one drug delivery device and moves the drug delivery devices in a controlled manner from one station to another station. The system is configured so that two or more separate drug delivery devices can be acted upon at the same time.

Abstract: A device for feeding one or more substances thixotroping a liquid to a container for storing said liquid, is characterized in that the device comprises a tank containing thixotroping substances, a feeding means for transportation of the thixotroping substances from the tank into the container which contains the liquid, and a pressure generating means for generating a pressure gradients in the thixotroping substances within the feeding means which is directed from the tank to the container. By means of the device according to the invention thixotroping substances can be fed into fluid within the container, in order to prevent discharging and leakage respectively under certain defined circumstances.

Abstract: A tire-repair bottle includes a latex bottle, a balloon mounted in an inlet of the bottle, a connector fastened to an extension tube at the inlet of the bottle and connected to an air compressor through an air hose, a connector fastened to an extension tube at an outlet of the bottle to hold a one-way valve and to secure a fluid hose for connection to a tire to be repaired. When the balloon is inflated by the air compressor to increase the pressure inside the bottle, the one-way valve is opened for enabling latex to flow out of the bottle through the flow guide into the tire that is connected to the connector at the outlet of the bottle, and the balloon explodes when inflated to a predetermined status to touch a sharp point of the bottle, for enabling compressed air to enter the tire.

Abstract: A tablet filling device to convey a vial to a tablet cassette for receiving tablets easily and reliably. The tablet filling device includes: a detachable tablet feeding unit including a plurality of tablet feeders capable of discharging tablets one by one and arranged horizontally and vertically; and an arm unit that carries an empty vial, fills the vial with tablets discharged from a tablet feeder of the tablet feeding unit, and carries the vial filled with the tablets. The arm unit includes: a perpendicularly moving base movable horizontally and vertically along a horizontal rail and a vertical rail, respectively, the rails provided in directions in which the tablet feeders of the tablet feeding unit are arranged; an arm base on the perpendicularly moving base to be slidable in a horizontal direction perpendicular to the horizontal rail and horizontally rotatable; and an arm, on the arm base, capable of holding the vial.

Abstract: A system and method are provided for in-line processes of blending butane into gasoline streams, and for blending butane into a gasoline stream at any point along a petroleum pipeline. The invention additionally provides a method for measuring the vapor pressure and vapor to liquid ratio of the gasoline, both upstream and downstream of the blending operation, as well as the sulfur content of the butane entering the blending operation. The blending operation can be controlled to ensure that the blended gasoline meets EPA requirements for vapor pressure and sulfur content of gasoline. The invention further provides a method for accessing and monitoring the operation off-site.

Abstract: An improved multi fluid dispenser for simultaneous dispensing of a plurality of fluids shown and described. The dispenser includes a controller that is linked to a coordinator board. The controller has a memory with a plurality of recipes stored in the memory. A coordinator board is linked to a first module. The first module may include one or two pumps, each connected to a fluid reservoir. The module is then linked in series to a plurality of other modules as well as a manifold module. Each module includes a module board for controlling the pump or pumps of that module. The controller, coordinator board and module boards are all programmed for the simultaneous or sequential pumping of multiple fluids from the reservoirs through outlet nozzles of the manifold in accordance with a recipe selected by the user and retrieved from the memory of the controller.

Abstract: A bypass used for selectively dispensing fluid components includes a fluid passage with an inlet, a first outlet for fluid communication with a first collecting container, and a second outlet for fluid communication with a second collecting container. A method for dispensing fluid components using the bypass includes the steps of providing fluid components to be dispensed, with one fluid component isolated from the other fluid components, blocking the first outlet of the bypass, and dispensing the isolated fluid component through the second outlet and into the second collecting container.

Abstract: A service station facility for replenishing various motivational energy sources onboard different types of automotive vehicles is disclosed herein. In one embodiment, the service station facility includes a rack, replaceable fuel tanks, a service module, and an electronic computer control system. The replaceable fuel tanks are stocked on the rack and substantially filled with various fluids, such as hydrogen, which are utile as motivational energy sources within fuel-operated automotive vehicles. The service module is mounted on the rack, and the electronic computer control system is connected in electrical communication with the service module. In this configuration, the service module is controllably operable to receive a depleted replaceable fuel tank from a fuel-operated automotive vehicle and also selectively deliver one of the filled replaceable fuel tanks onboard the automotive vehicle.

Abstract: A system and method are provided for in-line processes of blending butane into gasoline streams, and for blending butane into a gasoline stream at any point along a petroleum pipeline. The invention additionally provides a method for measuring the vapor pressure and vapor to liquid ratio of the gasoline, both upstream and downstream of the blending operation, as well as the sulfur content of the butane entering the blending operation. The blending operation can be controlled to ensure that the blended gasoline meets EPA requirements for vapor pressure and sulfur content of gasoline. The invention further provides a method for accessing and monitoring the operation off-site.

Abstract: The present invention provides a method and apparatus for the creation and dispensing of a custom formulation within a package at a retail point of sale. In one aspect, the invention includes an automated dispensing apparatus including at least a two-axis robot arm. In another aspect, the invention includes an automated mixer adapted to mix the dispensed custom formulation within the package.

Abstract: In a system including a gas source, a target cylinder for receiving gas, a conduit for carrying gas, and a valve for controlling the flow of gas, a method of dosing the target cylinder with gas is disclosed. The method comprises the step of calculating a mass flow rate for dosing the conduit and the target cylinder. The valve is biased to an open position to permit gas to flow through the conduit and into the target cylinder. The mass flow rate and the cumulative mass of gas flowing through the conduit are measured using a mass flow meter. The valve is biased to maintain the measured mass flow rate of gas flowing through the conduit substantially equivalent to the calculated mass flow rate. The valve is biased to a closed position once the measured cumulative mass of gas is substantially equivalent to the pre-determined mass of gas.

Abstract: A beverage dispensing system has a container with an upper lip, a bottom and a cylindrical sidewall. A read/write radio frequency identification tag is on a container. A beverage dispenser has a plurality of dispensing valves associated with a plurality of different beverages. Each valve has an actuator. A reader is operatively coupled with respect to the tag for communicating with the tag and for communicating with the actuator. An electronic system is operatively coupled to the tag and the actuators and the reader.

Abstract: A method and apparatus for controlling the compounding of pharmaceutical parenteral admixtures is disclosed. The apparatus preferably comprises a computer that contains a memory for storing instructions for operating the apparatus and for controlling compounders that prepare a prescription admixture, with the memory including data relating to a plurality of the pharmaceutical components that may be transferred to prepare the prescription admixture, and data concerning the operating characteristics of the compounders that the apparatus is adapted to control. The apparatus determines the order of admixing by general rules of admixing and by categorized compatibility groups of components, so that the number of rinses that must be done are minimized.

Abstract: Readable tags on paint chips and on paint cans are used to manage the dispensing of tinted paint to customers so that the paint chips can be monitored to control the recipes and the inventory of chips and the paint cans can be detected to ensure the use of authenticated paint. The tags are preferably contact readable by printed conductors on the chips and on the cans. Further tags can be used to input further paint characteristics. The tinting machine can also store in memory the tint recipe used in a particular can so that it can be later reproduced in a second can. An over-ride switch is provided in the case the system fails and if the customer wants a particular recipe, in which case the recipe actually dispensed is stored in memory. Analysis of the can codes is carried out to prevent counterfeiting of the cans is carried out either in real time or subsequently.

Abstract: The invention relates to an apparatus for preparing a small amount of a radioactive substance combination, including a one-part body, a mixing device integrated in the body and adapted to receive a small amount of chemical substances, and at least one receptacle integrated in the body and connected to the mixing device and adapted to hold a small amount of a chemical substance.

Abstract: A paint creation and dispensing system includes a variety of components for creating paint of a selected color and paint type and for processing payment for the paint. The system may be configured to receive a color selection in a variety of ways including through customer selection and via an electronic color reader (portable or stationary). The paint system may allow a customer to obtain an amount (e.g., a sample or a full gallon) of paint without help from a store employee or other personnel. In one or more arrangements, the paint system may be networked so that a customer may pre-order paint, upload color selections, make a payment, and or order additional supplies of paint or other products based on the color chosen for final painting.

Abstract: In one embodiment of the present system invention, the operator enters the customer name into the color management system and the computer screen displays the customer's history. If this is a new customer, a history file is created. The operator selects desired color from the color pallet, enters the required amount of finished dye and finally the activator strength is selected. The operator is instructed to place an empty batch container on the scale. The system prompts the operator for the first dye color, and an LED adjacent to the corresponding drawer is illuminated. The operator manually adds the amount indicated on the display panel, while the scale monitors exactly how much has been added and provides feedback to the operator leading to an extremely accurate dispense. After returning the bottle or tube to the designated storage bin, the operator presses “next”, and the next LED is illuminated along with the required amount of the next ingredient.

Abstract: A container (10) for storing a liquid with a device (11, 12) for feeding one or more substances thixotroping the liquid to the liquid in the container (10) is characterized in that the device (11, 12) is designed so that it feeds the thixotroping substance or substances to the liquid in the container (10) as a result of a signal from a signal transmitter, so that the liquid completely thixotropes, at least in a closed outer layer inside the container (10) that cannot be penetrated by a residue of the liquid, not thixotroped if necessary. This ensures that by simple means the liquid present in the container (10) is pretended from being discharged or from escaping under certain defined conditions, particularly in emergency situations.

Abstract: A paint delivery and application system including a color changer, at least two paint canisters and a paint applicator, a first pair of supply lines connected between the color changer and the paint canisters and a second pair of supply lines connecting the paint canisters and the paint applicator, wherein the paint canisters operate in tandem permitting delivery of a first paint to one of the paint canisters while a second paint canister is electrically isolated from the color changer and is delivering paint to the applicator. In one disclosed embodiment, the delivery line from the paint canisters to the applicator includes two pigs and solvent is delivered between the pigs, such that this system is self purging.

Abstract: A method of producing a coating composition in an in-store tinting machine comprising the steps of selecting a base paint, adding at least one additive to the base paint, adding at least one colourant to the base paint, the at least one colourant being selected from a range of colourants in the in-store tinting machine, mixing the base paint, the at least one colourant, and the at least one additive so as to produce a coating composition, in which the additive is not a base paint or a colourant from the range of colourants in the in-store tinting machine.

Abstract: A hydrocarbon fuel composition which is suitable for sue in a fuel cell apparatus and an internal combustion engine comprises at least one saturated aliphatic hydrocarbon having 4 to 12 carbon atoms, and is characterised by an olefin content of less than 20% by volume, an aromatics content of less than 42% by volume, a final boiling point (fop) of less than 215° C., and a sulphur content of less than 20 ppm.

Abstract: An improved dispensing system and dispensing routine for multiple ingredient formulas is disclosed. The system includes a controller linked to an actuator, a scale and, a means for imparting movement to a plurality of pumps or conveyors and containers for dispensing the plurality of ingredients. After a formula is selected, the controller acts to at least partially load the pump with the first of said ingredients, reads the scale to account for the weight of the receptacle, calculates the motion of the pump required to dispense the target amount of said first ingredient, and either executes a percentage or portion of the motion of the pump required to dispense the target amount of said first ingredient, leaving a remaining amount or a safety factor in the form of a previously determined <maximum overshoot> value.

Abstract: A service station is provided with a plurality of vehicle servicing islands including liquid fuel blending pumps for dispensing and blending fuel components from underground storage tanks for refueling standard gasoline engine driven vehicles, standard diesel engine vehicles, vehicles with engines requiring dual fuels, vehicles with HCCL engines require low octane gasoline blended with standard diesel fuel, and fuel cell powered vehicles having onboard reformers. Other service islands include pumps for dispensing compressed hydrogen to fuel cell powered vehicles that do not include onboard reformers. In addition, service islands are provided for recharging the batteries of pure electric powered vehicles. A service station is further provided with a wireless communicator for receiving signals indicative of a vehicle's fuel requirements and transmitting signals to direct the vehicle to a service island capable of servicing the vehicle.

Abstract: A multi-station dispensing apparatus which affords an automatic flow rate for the product to be dispensed. It also provides a single control knob which can select from several different chemical concentrates to be diluted and dispensed. In addition, a bottle can be filled by single-handed operation as well as a bucket without the need to reset the control knob.

Abstract: A color changing system for a vehicle that allows an individual to change the visible color of a vehicle by using a plurality of paints inserted in between a pair of transparent layers that are attached to multiple portions of the vehicles. The paints are located within a reservoir unit that has a number of holding tanks, with the holding tanks including holding tanks for the primary colors red, blue, and yellow. In addition, a mixing tank unit includes a series of mixing tanks in which paints are transferred to after leaving the holding tanks but before entering a gap area located in between the pair of transparent layers. The mixing areas hold either primary colors, unmixed, or the primary colors after they have been mixed. A series of mixing tank pumps then pump the resulting mixtures into the gap area in between the pair of transparent layers.

Abstract: The silo includes at least three hoppers terminating in rectilinear discharge openings extending lengthwise transversely of a loading area below the discharge openings. Clam gates are movable between open and closed positions to discharge material. The discharge area at the bottom of the silo is increased, facilitating faster loading of trucks with the particulate material.

Abstract: Improved custom cosmetic formulation dispensing system including ingredients reservoirs for syringe dispensing. The ingredients reservoirs are carried by a translatable carrier to bring the respective reservoirs into dispensing alignment with a package, into which a preselected amount of the ingredient is dispensed.

Abstract: A filling line for filling a number of containers. The filing line may include a continuous conveyor, one or more micro-ingredient dosers positioned about the continuous conveyor, and one or more macro-ingredient stations positioned along the continuous conveyor.

Abstract: A tinting machine system for tinting base paint supplied in a container which base paint is suitable for use in a tinted coating composition so as to produce a tinted coating composition, the tinting machine system comprising a tinting machine and processing means, the tinting machine having a colourant dispenser system comprising an actuator able to dispense a pre-determined amount of at least one colourant into the container, and weighing means able to weigh the container to determine an actual dispensed weight of each individual colourant and/or an actual total dispensed weight, the processing means able to compare the actual dispensed weight of each individual colourant and/or the actual total dispensed weight, with a correct weight for the tinted coating composition stored in the processing means for each dispensed tinted coating composition, the processing means comprising statistical analysis means to statistically analyse the actual dispensed weight of each individual colourant and/or the actual total

Abstract: Systems, including methods and apparatus, for dispensing biological fluids, such as allergens.

Abstract: A medicament tablet dispensing system and method dispenses any selected number of tablets, up to a maximum number, with minimal dispensing delays. During fill operations, a preset number of tablets are counted and stored in dedicated storage compartments. Dispensing operations are performed in response to dispense request commands. The fill operations are performed in a manner independent from the quantity of tablets identified by the dispense request commands. During the dispensing operations for a particular dispense request command, the preset number of tablets are emptied from one or more of the dedicated storage compartments, thereby avoiding delays associated with counting all of the dispensed tablets. Moreover, the fill operations and the dispensing operations may be performed in parallel for high-throughput dispensing applications.

Abstract: A method of dispensing a liquid, which handles a minimum amount of liquid without wasting it and to dispense and spray an exact amount of the liquid without precipitating solid particles. The method including the steps of regulating a flow rate of liquid in a flow passage by orifices 8-1, 8-2 while letting the liquid flow through flow passages 10-1 and 10-2 between syringes 5-1 and 5-2 by applying a pressure of 0.001 MPa to 10 MPa to liquid 6 including solid particles and filled in one syringe vessel 5-1 and by setting a pressure of liquid in the other syringe 5-2 at a lower level than the pressure of liquid in the syringe 5-1 and dispensing the liquid from the flow passage by an auto dispensing valve 1.

Abstract: A pressurized package contaning an initial paint formulation having a neutral or clear color is prepared by mixing a propellant and a clear non-pigmented base or a clear pigmented base or a white pigmented base in a pressurizable container. This pressurized container is then sold to retail stores where tints and/or pigment dispersions are injected into the pressurized container to arrive at a matched or selected final color and sold directly to the end user.

Abstract: The invention provides processes for delivering a blend of two or more compressed gas streams to a receiving vessel at a preset ramp rate under pressure regulation control in response to cumulative mass ratio when at least two of the streams have different compositions or instantaneous measured temperature when the streams have the same composition.

Abstract: A device for instant manufacture of customized paint which comprises a container housing at least two cans, the cans are interconnected by means of a pipe, the pipe having valves which operate on electronic signals, connected to a pump the pump being provided with a variable frequency drive the paint container being removably placed on a weighing platform the weight being transmitted to a control system to control the variable frequency drive, pump and valve and the control system, the weighing platform being connected to a central processing unit, the terminals of which being connected to the LCD a smart card, memory and to a digital input/output device appropriately and the output of the digital input/output device being connected to a relay board and the output of the relay board connected to the variable frequency drive, to the valves and membrane keyboard for human interface.