WO2020245132A1 - System und verfahren zur herstellung eines extrakts - Google Patents
System und verfahren zur herstellung eines extrakts Download PDFInfo
- Publication number
- WO2020245132A1 WO2020245132A1 PCT/EP2020/065243 EP2020065243W WO2020245132A1 WO 2020245132 A1 WO2020245132 A1 WO 2020245132A1 EP 2020065243 W EP2020065243 W EP 2020065243W WO 2020245132 A1 WO2020245132 A1 WO 2020245132A1
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- WO
- WIPO (PCT)
- Prior art keywords
- volume flow
- pressure
- heated
- extractant
- extraction
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/54—Water boiling vessels in beverage making machines
- A47J31/56—Water boiling vessels in beverage making machines having water-level controls; having temperature controls
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/002—Apparatus for making beverages following a specific operational sequence, e.g. for improving the taste of the extraction product
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/10—Coffee-making apparatus, in which the brewing vessel, i.e. water heating container, is placed above or in the upper part of the beverage containers i.e. brewing vessel; Drip coffee-makers with the water heating container in a higher position than the brewing vessel
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/40—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea
- A47J31/402—Liquid dosing devices
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
- A47J31/461—Valves, e.g. drain valves
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
- A47J31/468—Pumping means
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
- A47J31/469—Details of hydraulic circuits
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/52—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus
- A47J31/525—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/52—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus
- A47J31/525—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters
- A47J31/5251—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters of pressure
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/52—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus
- A47J31/525—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters
- A47J31/5253—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters of temperature
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/52—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus
- A47J31/525—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters
- A47J31/5255—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters of flow rate
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J2202/00—Devices having temperature indicating means
Definitions
- the present invention relates to a system and a method for producing an extract from an extraction material by means of an extraction agent.
- the system can include a device for preparing hot beverages, such as coffee, tea,
- Hot drinks can also be understood to mean other liquid foods that are heated, for example soups, and can be consumed in the form of a drink.
- a coffee machine which has a boiler which is connected to a water tank, a drip tray, a drain or a dispensing point via a line having a valve and a pump.
- the valve is at least partially open in the standby state, creating an open
- Boiler system is obtained.
- the valve is activated and closed by a control device when a drink is drawn off and hot water is therefore required. As soon as the desired, predefined operating pressure is reached, the valve, which is called
- pressure-relieving valve is formed so that the operating pressure to
- Coffee preparation can be supplied to a brewing device for the preparation of a coffee drink.
- the amount of cold water supplied to the boiler can be determined by means of a flow meter, which is located in the supply line to the boiler between the water tank and the boiler.
- the use of an open boiler system for stand-by operation as well as volume flow-controlled beverage dispensing have the advantage of reducing energy consumption.
- the pressure relieved valve also serves as a
- Safety valve and enables an additional safety valve to be dispensed with.
- the temperature of the hot water leaving the boiler and the amount of hot water that is provided for preparing the coffee beverage are not regulated in any way.
- the user has to interrupt the operation of the pump by operating a switch or push button as soon as the coffee drink is ready.
- the user cannot influence the hot water temperature or the pressure of the hot water that is fed to the brewing device, which means that these parameters remain uncontrolled in a conventional system.
- the beverages can therefore only be prepared by means of a more or less constant temperature, this temperature depending on the process in the course of the
- Preparation can decrease or increase in an uncontrolled manner - this depending on the selected device concept.
- the object of the invention is to provide a system for producing an extract from a
- the temperature of the extraction agent can be set more precisely.
- the system and the method can be used to prepare hot beverages, it being possible to regulate the brewing temperature.
- the object of the invention is also to provide a system for producing an extract from an extraction material by means of an extractant and in a method for producing a To provide extract from an extraction material by means of an extraction agent, by means of which a temperature profile for the extraction agent can be set.
- the system and the method can be used to prepare hot beverages, it being possible to regulate the brewing process.
- the object of the invention is achieved by a system according to claim 1.
- Embodiments relate to what is not necessarily to be understood as a preferred application of the teaching of the invention. Accordingly, the terms “for example”, “preferably” or “preferred” can refer to a plurality of
- Embodiments and / or embodiments relate.
- Extraction agent comprises a supply line for a continuous supply of the extraction agent, a heating device, a brewing device, and a
- Extract collection container contains the extraction material.
- the supply line is designed to supply the extractant to the heating device.
- a connection line is provided for the heated extractant from the heating device to the brewing device.
- the brewing device contains a receiving element for the Extraction material which is permeable to the extraction agent, so that an extract can be obtained by contact of the heated extraction agent with the extraction material.
- Extract collection container is designed to collect the extract.
- the supply line or the connecting line contains at least one measuring element and at least one volume flow control element.
- a control unit is provided which has at least one dosage rule for the heated extractant for the
- the volume flow control element can be set according to the dosage regulation and monitored via the measuring element.
- the present system it is possible to precisely set and monitor the quality of the extract by precisely setting the parameters pressure, temperature and flow rate for the entire duration of the extraction process.
- a large number of dosing regulations can be stored in the control unit. For each of the dosing regulations, the duration of the extraction process, the temperature, the pressure and the volume flow of the extractant are specified so that the extraction process takes place under precisely defined conditions.
- an opening time of the volume flow control element can be determined from the desired volume flow or the pressure by means of the control unit.
- the extraction process can thus be set for any desired volume flow.
- the extraction process can be programmed; it is especially possible to extrapolate an extraction process for a desired volume flow from extraction processes with known volume flows. Therefore, according to a
- control unit a computing unit, a comparison unit and a memory unit.
- storage unit contains the dosage instructions, preferably containing a plurality of dosage instructions.
- the user of the system thus has the option of making a selection from a plurality of previously checked dosage regulations in order to obtain an extract of the desired quality.
- the dosage regulation can in particular the desired volume flows, pressures and the desired temperatures of the extractant or the heated
- the volume flow measured value can be compared with the desired value using the comparison unit
- volume flow can be compared.
- the measured pressure value can be compared with the desired pressure by means of the comparison unit.
- a heating regulator can be provided for regulating the heat supply to the heating device.
- the desired volume flow can be added as a disturbance variable.
- the measuring element can be designed as a flow measuring device for determining a volume flow measured value or as a pressure measuring device for determining a pressure measured value of the extractant or the heated extractant.
- the volume flow control element can in particular be designed as a two-way valve, a control valve, a multi-way valve or a pump.
- the supply line can contain the control valve or the pump.
- the pump can in particular be designed as a controllable pump.
- the connecting line can contain the multi-way valve, that is to say that the multi-way valve is arranged in the connecting line according to this embodiment.
- a flow meter for determining a volume flow rate of the extractant is arranged in the supply line.
- the supply line contains a control valve.
- a control unit is provided, the control unit comprising a computing unit, a comparison unit and a memory unit.
- the memory unit contains a plurality of dosage instructions which the
- One of the dosage regulations can be selected by means of an input device, which includes the desired volume flow and the desired temperature of the heated extractant.
- the arithmetic unit can be used to determine the opening time of the control valve from the desired volume flow, whereby the volume flow measured value can be compared with the desired volume flow using the comparison unit, so that the control valve can be set in such a way that the desired volume flow matches the volume flow measured value.
- the regulating valve can be regulated by the regulating unit in such a way that the regulating valve is closed when the measured volume flow value corresponds to the volume or volume fraction of the heated extractant which is to be supplied to the brewing device.
- the volume flow can also be several for the preparation of a hot beverage
- volume partial flows are fed if the preparation is to take place in several phases.
- the brewing device receives a partial volume flow, which comprises a volume flow component of the volume flow, of the heated one
- Each of the volume flows of the extractant is fed to the heating device.
- the corresponding heat demand is calculated for each volume flow.
- the heating energy required to cover the heat demand is fed to the heating device.
- the heating energy is determined by the processing unit of the control unit on the basis of the flow rate specified in the dosing specification.
- the flow rate is understood to mean the volume of the extractant that is required for the production of the extract.
- the required temperature and flow rate can also be set manually by the user. Alternatively or in addition to this, the
- the flow rate and the temperature can be preset by the user.
- the flow rate results from the measured value for the flow rate or the volume flow (e.g. ml / s) times the flow duration t (s).
- the flow rate therefore corresponds to the volume of the extractant.
- the temperature required manually for the production of a specific extract and the required flow rate can be stored in the memory unit as a new dosage rule.
- a plurality of different dosage regulations can be stored in the memory unit, that is to say the temperatures and flow rates for the production of different extracts.
- the dosage instructions for the production of an extract can also include a plurality of temperatures and / or a plurality of flow rates.
- a plurality of temperature gradients and / or a plurality of flow gradients can also be required for the production of an extract.
- Each of the dosage regulations can be linked to a specific extract, that is to say exactly one type of extract can be produced with a specific dosage regulation. The user can select the desired extract from a plurality of extracts by means of the input device and this selection on the input device
- the user can create a dosage rule, that is to say a data record, for the production of any desired extract by entering the desired temperature and the desired flow rate using the input device and storing this data record in the memory unit.
- the dosage regimen can be a plurality of
- the flow rate can be a
- a plurality of flow subsets so that the brewing device can be supplied to a flow subset in each phase of the extraction process.
- the primary regulation takes place by regulating the volume flow. If the dosage regulation, for example the recipe for the production of the hot beverage, specifies a flow rate, the volume flow corresponding to this flow rate is set to the setpoint value by means of the primary control circuit, which includes the control valve, the flow meter and the control unit, for example by means of a PID controller.
- the primary control circuit which includes the control valve, the flow meter and the control unit, for example by means of a PID controller.
- the secondary control circuit contains a heating controller for the heating device, which can also be designed as a PID controller.
- a heating controller for the heating device which can also be designed as a PID controller.
- the volume flow that is now measured i.e. the resulting volume flow set by the control unit, is applied as a disturbance variable, and this heating controller can therefore react very quickly and precisely.
- the extraction agent can be metered in by supplying a plurality of partial flow rates to the heating device.
- This dosage has the advantage that only the extractant needed for the next extraction process or for the next sub-step of an extraction process is heated. As a result, only the energy required for heating is required and consumed, so that the energy consumption of the system can be optimized.
- the temperature can be selected as desired for each volume flow.
- the temperature can be constant or vary for each volume flow, for example a
- Temperature gradient can be selected.
- a temperature gradient includes an increase or decrease in temperature.
- the temperature be adjustable by means of the input device.
- the input device can comprise an element from the group of a display device with a touchscreen, a rotary switch, a slide.
- the flow measuring device can be a
- digitization unit to convert the volume flow rate measurement into a digital signal.
- the digital signal from the flowmeter can be transmitted to the control unit wirelessly or via cable.
- the digital signal can be processed by the control unit.
- the arithmetic unit can assign an amount of heat to be supplied to this volume flow, which corresponds to the amount of heat to be supplied to the heating device to achieve the desired temperature, to the volume flow measured value of the extraction agent determined by means of the flow meter.
- the heating device contains a heating means for supplying the amount of heat to the extraction means.
- the heating device can contain heating elements for heating the extractant. The amount of heat is measured in particular such that the temperature of the heated extraction agent in the brewing device corresponds to the desired temperature.
- the heating device includes a flow heater.
- the flow heater makes it possible to heat a defined volume of extraction agent to a desired temperature at any time.
- the flow rate is determined by the
- Control of the opening time and the volume flow that flows through the control valve are set.
- the amount of heat required for the desired temperature can be calculated exactly at any time for the selected flow rate and fed to the instantaneous water heater. This allows very precise temperature control even if the volume flow of the extraction agent is not constant.
- the extract contains the heated extraction agent and soluble components of the extraction material.
- the system includes a switching valve.
- the system includes a bypass line.
- the volume flow control element can be designed as a switching valve for supplying the extraction agent to the bypass line.
- the extraction agent can be diverted into the bypass line, which leads past the heating device.
- the extraction agent is not heated or only heated when the switching valve is in a position which opens the path from the supply line to the bypass line.
- the switching valve can be designed, for example, as a 3/2 way valve.
- the brewing device can comprise a pressure vessel.
- the extraction process can take place at a pressure which is above ambient pressure.
- the brewing device can contain a distribution element for distributing the extraction agent onto the extraction material.
- the distribution element can be designed as a shower head.
- Extraction agent comprises a system containing a supply line for the
- Extraction means means, a heating device, a brewing device, as well as a
- Extract collection container the brewing device containing the extraction material.
- Extraction agent is fed to the heating device via the supply line.
- the extraction agent is heated in the heater.
- the heated extraction agent is conducted by means of a connecting line from the heating device to the brewing device, whereby an extract is obtained by contacting the heated extraction agent with the extraction material which contains the extraction agent and soluble components of the extraction material.
- the extract is collected in the extract collection container.
- the supply line or the connecting line contain a measuring element and a volume flow control element.
- a control unit is provided which contains at least one dosage rule for the heated extraction agent for the brewing device.
- the dosing rule is selected by means of an input device, the volume flow control element being set according to the dosing rule and being monitored via the measuring element.
- the volume flow of the extraction agent, which is converted into the heated extraction agent by the heating device can be detected by means of a flow measuring device.
- the pressure of the extraction agent is measured using a pressure measuring device.
- the volume flow element can in particular contain a control valve, a switching valve, a pump or a multi-way valve.
- the control unit comprises a computing unit, a comparison unit, and a storage unit.
- the storage unit can have a plurality of
- Contain dosage instructions which contain the desired volume flows, pressures and the desired temperatures of the extractant for the preparation of the extract.
- one of the dosage regulations can be selected, which the desired volume flow or pressure or the desired
- the volume flow measured value is compared with the desired volume flow or the pressure measured value with the desired pressure with the control unit.
- the control unit can comprise a computing unit, a comparison unit and a memory unit.
- the opening time of the control valve is determined from the desired volume flow.
- the volume flow measured value is compared with the desired volume flow or the pressure measured value with the desired pressure by means of the comparison unit, so that the control valve or the multi-way valve can be set in such a way that the desired volume flow matches the volume flow measured value or the desired pressure matches the pressure measured value.
- the regulating valve can be regulated by the regulating unit in such a way that the regulating valve is closed when the flow rate of the extractant corresponds to the heated extractant which is supplied to the brewing device.
- the brewing device has a distribution element for distributing the heated extractant onto the extraction material.
- the pressure of the heated extractant is increased in the brewing device.
- part of the extractant is not passed through the heating device.
- At least part of the extraction agent is fed into a bypass line by actuating a switching valve, which is passed past the heating device to the brewing device or the extract collecting container.
- the system according to one of the preceding exemplary embodiments can be used to produce a hot beverage.
- the method according to one of the preceding exemplary embodiments can be used to produce a hot beverage.
- the invention further comprises a method for regulating the temperature and the duration of a brewing process by means of a system which has a heating device and a
- Temperature and / or a defined pressure are supplied. The deviations of the temperature of the heated extractant from the target temperature, which is in the
- Volume flow is a maximum of 1 ml / s.
- extracts for example hot drinks
- the system and method described above thus make it possible to produce extracts, for example hot drinks, with a minimal expenditure of energy.
- the system according to one of the exemplary embodiments does not require a store for the extractant, that is to say, in particular, no extractant tank is required, for example a water tank if the extractant is water. Any connection to a water pipe is sufficient as a water supply for the system.
- a store for the extractant that is to say, in particular, no extractant tank is required, for example a water tank if the extractant is water. Any connection to a water pipe is sufficient as a water supply for the system.
- FIG. 1 shows a system according to a first embodiment
- FIG. 1 shows a system 20 for producing an extract 10 from an extraction material 8 by means of an extraction agent 9, comprising a supply line 14 for the
- Extraction means 9 a meat device 5, a brewing device 6, and a
- Extract collection container 11 If the system is to be used to produce a hot beverage, the extractant 9 can be water.
- the supply line 14 is connected to a water connection 1 for this application.
- the water connection 1 can be designed as a reservoir, tank or as a water pipe. If necessary, the
- Water connection 1 contain a water treatment system, for example one
- the pressure of the extractant 9 in this range is in the range between one and two bar; the pressure can essentially correspond to the pressure that is provided in the water pipe.
- the supply line 14 is designed to supply the extractant 9 to the heating device 5.
- the heating device 5 contains heating elements 15 for heating the extractant 9.
- a temperature measuring device 12 can be provided to determine the temperature prevailing in the heating device 5.
- the temperature measuring device 12 can comprise a temperature sensor or temperature sensor.
- a connecting line 17 is provided for the heated extractant 19 from the heating device 5 to the brewing device 6.
- a temperature measuring device 13 can be arranged in the connecting line 17, preferably directly at the connection of the same to the heating device 5.
- the brewing device 6 contains the extraction material 8.
- the brewing device 6 contains a receiving element 16 for the extraction material 8, which is permeable to the heated extractant 19, so that the extract 10 can be obtained by contact of the heated extractant 19 with the extraction material 8.
- the extract collection container 11 is designed to collect the extract 10.
- the extract collection container 11 can in particular comprise a cup for receiving a hot beverage.
- a flow measuring device 18 for determining a measured value for the volume flow of the extractant 9 is arranged in the supply line 14.
- the flow measuring device 18 can be arranged at any desired position upstream of the heating device 5.
- the supply line 14 contains a control valve 7. By means of the control valve 7, the
- the control valve 7 can in particular be designed as a proportional valve.
- the flow measuring device 18 can be arranged downstream or upstream of the control valve 7.
- the control valve 7 can also be used for metering the extractant 9 by being closed again after the opening time determined for the addition of a certain flow rate.
- the opening time is understood here to be a time duration or period in which the control valve 7 is at least partially open so that the extraction agent 9 can flow to the heating device 5.
- the system 20 contains a control unit 2, by means of which the volume flow of the
- the control unit 2 comprises a
- Computing unit 21 Computing unit 21, a comparison unit 22 and a memory unit 23.
- Storage unit 23 contains a plurality of dosage regulations which contain the desired volume flows and the desired temperatures of the extractant 9 for the production of the extract 10.
- one of the dosage regulations can be selected which defines the desired volume flow and the desired temperature of the heated
- Extractant 19 comprises.
- the desired Volume flow By means of the arithmetic unit 21, the desired Volume flow, the opening time of the control valve 7 can be determined.
- the volume flow measured value By means of the comparison unit 22, the volume flow measured value can be compared with the desired volume flow, so that the control valve 7 can be set in such a way that the desired volume flow matches the volume flow measured value.
- the extraction material 8 can be arranged in or on a receiving element 16, which can be designed as a filter, bag or pad for use in preparing a hot beverage.
- the system can comprise a distribution element 26 for distributing the extraction agent 9 onto the extraction material 8.
- the distribution element 26 can for example be designed as a shower head. By means of the distribution element 26, the heated extraction agent 9 can be distributed evenly over the extraction material 8. If the distribution element is designed as a filter, for example a paper filter, for an extraction material to provide a hot drink, different turbulences arise in the filter at different flow rates, which enables the extract to develop different flavors.
- FIG. 2 shows a system according to a second exemplary embodiment, the same reference numerals as in FIG. 1 being used for units, components or elements that are the same or have the same effect. The following only shows the differences from the first
- FIG. 1 The exemplary embodiment according to FIG. 1 is described; for the rest, reference is made at this point to the description of FIG. 1, which should also apply to the same or identically acting units, components or elements of this exemplary embodiment.
- the system 20 according to FIG. 2 differs from the system 20 according to FIG. 1 in that it comprises a switching valve 4.
- the switching valve 4 is arranged in the supply line 14 between the control valve 7 and the heating device 5. As in the present illustration, it can be arranged between the flow measuring device 18 and the heating device 5; according to an exemplary embodiment not shown, it could also be arranged between the control valve 7 and the flow measuring device 18.
- Switching valve 4 is designed, for example, as a multi-way valve. In a first position of the switching valve 4, the connection between the control valve 7 and the heating device 5 is open, so that the extractant 9 can flow into the heating device 5. In a second position of the switching valve 4, the connection between the control valve 7 and the heating device 5 is closed and instead a connection between the control valve 7 and the extract collection container 11 are opened. This connection is shown as a bypass line 25.
- At least part of the extractant 19 is not passed through the heating device 5.
- at least part of the extractant 9 is fed into a bypass line 25, so that the extractant 9 is conducted past the heating device 5 to the extract collection container 11.
- FIG. 3 shows a system 20 according to a third exemplary embodiment, the same reference symbols being used as in FIG. 1 for units, components or elements that are the same or have the same effect. As a result, only the differences become the first
- FIG. 1 The exemplary embodiment according to FIG. 1 is described; for the rest, reference is made at this point to the description of FIG. 1, which should also apply to the same or identically acting units, components or elements of this exemplary embodiment.
- the brewing device 6 comprises a pressure vessel 36.
- the extraction material 8 is arranged in the interior of this pressure vessel 36 and is shown schematically.
- a pressure-increasing means for the extraction means 9, for example a pump, can be provided in the supply line 14.
- the supply line 14, the heating device 5, the connecting line 17 and the brewing device 6 form a closed system, so that, apart from line losses, no pressure losses occur in the system and the pressure of the heated solvent 19 essentially corresponds to that of the
- Pressure increasing means corresponds to applied pressure.
- the extraction material 8 can be arranged in or on a receiving element 16 which is used for
- Preparation of a hot drink can be designed as a portafilter, capsule, bag or pad.
- the pressure is usually in a pressure range from 6 to 10 bar.
- the extraction agent 9 can also be metered by means of the control valve 7.
- the control valve 7 can be controlled by the control unit 2 in such a way that the control valve 7 is closed when the measured value of the volume flow corresponds to the proportion of the heated extractant 19 required in a certain phase of the extraction process that is to be supplied to the brewing device 6.
- a dosing rule for dosing the extractant 9 can comprise a single phase or a plurality of phases.
- 4 shows a diagram for a dosage rule according to which the extractant 9 is heated in a single phase.
- the diagram contains a time axis as the abscissa on which the time t is plotted in seconds (s).
- the ordinate contains two different quantities, on the one hand the volume flow (ml / s) and on the other hand the temperature (° C).
- the volume flow is shown with a continuous line, the temperature with a dash-dotted line in order to be able to differentiate the two variables more easily.
- the volume flow is according to this
- the area of the volume flow shown as a rectangle corresponds to the flow rate D of the extractant 9.
- the point in time t0 is dimensioned in such a way that the meat meat device 5 can be heated to the meat temperature T1 before the control valve 7 is opened. As soon as the
- Meat device 5 has reached the meat temperature T1, that is to say at time t0 in the present illustration, the control valve 7 is opened.
- the meat temperature Tl remains constant until time tl. If the control valve is closed again at time tl, the meat temperature Tl drops because the meat meat device cools down. A further supply of energy to the meat frying device 5 is no longer necessary, so that no additional energy is required in the standby state.
- FIG. 5 shows an exemplary example of a dosage rule according to which the extractant 9 is heated in several phases.
- a first phase which expires in a time segment that lasts from a point in time t0 to t1
- the first phase which expires in a time segment that lasts from a point in time t0 to t1
- the flow rate Dl of the extractant 9 is heated to a temperature Tl.
- a heating phase is provided before the point in time t0, in which the meat frying device 5 is preheated to the temperature required to achieve the temperature T1. If a continuous flow heater is used as the meat device, the temperature of the meat meat device 5 for the continuous flow heater, which is recorded by the temperature measuring device 12, corresponds essentially to the temperature Tl of the heated extractant 19, which is measured by the temperature measuring device 13.
- a second phase which runs in a period of time that lasts from a point in time t1 to t2, the control valve 7 is closed so that no extractant 9 is used Heating device 5 is passed.
- the supply of heat to the heating device 5 is also interrupted, so that cooling to temperature T2 takes place in the second phase.
- the heated extractant 19 is passed to the brewing device 6 during the second phase and comes into contact with the extract 10. If the extract 10 is in the form of a powder or a solid containing pores, the heated extractant 19 fills the pores in the second phase persist between the grains of the powder or that persist in the solid.
- the extract 10 is moistened by the heated extractant 19 in this second phase.
- a third phase which runs in a time segment that lasts from a point in time t2 to t3, the control valve 7 is opened again so that a second flow rate D2 of the extractant 9 can be heated to a temperature T2.
- the temperature T2 differs from the temperature TI. According to this example, the temperature T2 is lower than the temperature TI. According to an exemplary embodiment not shown, the temperature T2 could also be higher than the temperature TI.
- the volume flow is also smaller than in the first phase.
- the heat requirement for the heating device 5 is adapted accordingly.
- the opening time t3-t2 essentially corresponds to the opening time tl-tO; these opening times can also differ from one another.
- the closing time t2-tl between the opening times can correspond to at least one of the opening times or can differ from the opening times.
- Heating device 5 is passed.
- the closing time t4-t3 in this example is shorter than the previous opening time t3-t2. During this short period of time the temperature can remain essentially constant, that is to say it can continue to be at T2.
- a fifth phase which runs in a time segment that lasts from a point in time t4 to t5, the control valve 7 is opened again, so that a third flow rate D3 of the extractant 9 can be heated to a temperature T2, which during the opening time to a temperature T3 is lowered.
- the heating thus takes place with a negative temperature gradient.
- the heated extractant 19 has the temperature T2 at time t4.
- the heated extractant 19 has the temperature T3.
- the temperature profile is in the present Example linear, but it could also have a non-linear course.
- the temperature T3 could also be higher than the temperature T2.
- the volume flow is also greater than in the third phase.
- the heat requirement for the heating device 5 is adapted accordingly.
- the opening time t5-t4 is greater than the opening time tl-t0 in the present example.
- the control valve 7 is closed so that no extractant 9 is passed to the heating device 5.
- the closing time t6-t5 in this example is shorter than the previous opening time t5-t4. During this short period of time, the temperature is increased, since a higher temperature is required for the subsequent seventh phase.
- a seventh phase which takes place in a time segment that lasts from a point in time t6 to t7, the control valve 7 is opened again so that a fourth flow rate D4 of the extractant 9 can be heated to a temperature T4 up to a temperature T5.
- the temperature is thus increased from the temperature T4 to the temperature T5 during the opening time t7-t6.
- the heating thus takes place with a positive temperature gradient.
- the heated extractant 19 has the temperature T4 at time t6.
- the heated extractant 19 has the temperature T5.
- the temperature profile is linear in the present example, but it could also have a non-linear profile.
- the heat requirement for the heating device 5 is adapted accordingly.
- the volume flow decreases from time 6 to time t7.
- the opening cross section of the control valve 7 is continuously or gradually reduced.
- FIGS. 4 and 5 show only by way of example two examples for a large number of possible dosage regulations.
- Each of the dosage prescriptions can be stored in the storage unit 23 in order to be carried out if necessary at the instruction of a user.
- FIG. 6 shows a system 50 according to a fourth exemplary embodiment, the same reference symbols being used as in FIG. 1 for units, components or elements that are the same or have the same effect. As a result, only the differences become the first
- the brewing device 6 comprises a pressure vessel 36.
- the extraction material 8 is arranged in the interior of this pressure vessel 36 and is therefore schematic
- Extraction means 9 are provided, for example a pump 40.
- the supply line 14, the meat frying device 5, the connecting line 17 and the brewing device 6 form a closed system so that, apart from line losses, there are no pressure losses in the system and the pressure of the heated solvent 19 essentially corresponds to the pressure applied by means of the pressure increasing means.
- the extraction material 8 can be arranged in or on a receiving element 16, which can be designed as a portafilter, capsule, bag or pad for use in preparing a meat drink. For the preparation of a hot drink, the pressure is usually in one
- Pressure range from 5 to 20 bar.
- a pressure sensor 41 is provided in the supply line 14 between the pump 40 and the heating device 5.
- the pressure generated by the pump 40 can be measured by means of the pressure sensor 41.
- the measured pressure value determined by the pressure sensor 41 is transmitted to the control unit 2.
- the pump can contain a speed sensor or a flow measuring device by means of which the volume flow flowing through the pump or the throughput can be determined.
- the corresponding measured value for the speed, the volume flow or the throughput can also be transmitted to the control unit 2.
- the flow meter 18 is thus located directly on the pump 40 and not upstream of the pump 40, as shown in FIG. 6 as a possible variant.
- the flow measuring device 18 can also be located upstream of the pump 40.
- the extraction agent 9 can be metered by means of a control valve 7 analogous to the variants shown in FIGS. 1 to 3.
- the control valve 7 can be controlled by the control unit 2 in such a way that the control valve 7 is closed when the measured value of the volume flow corresponds to the proportion of the heated extractant 19 required in a certain phase of the extraction process that is to be supplied to the brewing device 6.
- a metering rule for metering the extractant 9 can be a single one Phase or a plurality of phases.
- the control valve can in particular be designed as a proportional valve.
- Supply line 14 enables the generation of a flow profile or a plurality of flow profiles which are superimposed by minimum pressure profiles or maximum pressure profiles. That is, by setting the pump 41 or the control valve 7
- the pressures or volume flows can be changed during the duration of an extraction process, that is to say the extraction process can comprise several phases, wherein each of the phases can be characterized by a different pressure or volume flow.
- the volume flow or the pressure in the supply line 14 downstream of the pressure-increasing means can be changed during the duration of an extraction process.
- Connecting line 17 can be changed.
- a multi-way valve 42 can be arranged in the connecting line 17.
- the multi-way valve 42 is located between the heating device 5 and the brewing device 6.
- the multi-way valve 42 has three
- the multi-way valve 42 has three different ones
- One of these fluid lines is the connecting line 17, through which heated extraction agent 19 can be fed to the multi-way valve 42.
- Another, second fluid line is the connecting line 43, through which the heated extraction agent 19 can be fed to the brewing device 6.
- a third fluid line can be provided, which is designed as a waste water line 44 in order to supply the heated extraction agent 19 to a waste water container or waste water channel.
- the connecting line 17 is connected to the connecting line 43 for carrying out an extraction process.
- the connection to the waste water line 44 is interrupted in the first position, so that no heated extraction agent 19 is fed to the waste water line 44.
- the connecting line 17 is connected to the sewage line 44.
- the connection to the connecting line 43 is interrupted in the second position, so that the connecting line 43 does not have any heated extractant 19 is fed.
- the connecting line 17 and the supply line 14 can be flushed. This can be advantageous in order to preheat the connecting line 17 and the multi-way valve 42 with heated extractant 19 in order to set the temperature precisely for a subsequent extraction. Therefore, optimal temperature conditions for the extraction can be achieved. In particular, any temperature curves can be set exactly, in particular by means of the control unit 2.
- Connecting line 43 and the sewer line 44 are made.
- the connection to the connecting line 19 is interrupted in the third position. At the end of an extraction in particular, a pressure in the pressure vessel 36 that is still higher than that of the surroundings can be reduced.
- the multi-way valve 42 can have two or three of the positions described, that is, a two-way valve can be provided instead of the three-way valve shown.
- the brewing device 6 contains the extraction material 8.
- the brewing device 6 contains a receiving element 16 for the extraction material 8, which is permeable to the heated extractant 19, so that the extract 10 can be obtained by contact of the heated extractant 19 with the extraction material 8.
- the extract 10 leaves the brewing device via the outlet 47 in order to at least partially fill an extract collection container 11.
- the extract collection container 11 is designed to collect the extract 10.
- Extract collecting container 11 can in particular comprise a cup for receiving a hot beverage.
- the pressure prevailing in the connecting line 43 can be measured by means of a pressure measuring device 45.
- the measured pressure value can be transmitted to the control unit 2.
- the measured pressure value determined with the pressure measuring device 45 can be used by means of the computing unit 21 located in the control unit 2 and the comparison unit 22 to superimpose the
- Pressure profile are used, which characterizes the extraction process.
- the extraction process can thus be controlled as required by means of the control unit, because
- the connecting line 17, the multi-way valve 42, the connecting line 43, the brewing device 6, the valve 46 and the outlet 47 can be preheated by means of heated extractant if there is no extraction material 8 in the brewing device.
- the temperature of the heated extractant can be precisely adjusted, so that an improved
- Temperature stability can be achieved during the extraction process.
- the extraction material 8 can be extracted with a pressure that is essentially the same for the entire extraction material 8, so that a more uniform extraction with improved mass transfer from the extraction material 8 into the heated extraction agent 19 can take place, so that the concentration of the soluble
- Components of the extraction material in the extract 10 is increased.
- Fig. 7 shows a diagram for a dosage rule according to which the
- Extraction agent 9 is fed to the brewing device 6 according to FIG. 6 at a single predetermined pressure.
- the temperature profile should be that shown in FIG. 4
- the diagram contains a time axis as the abscissa on which the time t is plotted in seconds (s).
- the ordinate contains two different quantities, on the one hand the volume flow (ml / s) and on the other hand the pressure (bar).
- the volume flow is shown with a continuous line, the pressure with a dashed line, in order to be able to differentiate the two variables more easily.
- the volume flow is constant according to this metering rule, that is, the pump 40 delivers a constant volume flow. This means that the pump generates an increasing volume flow up to time t0, then the volume flow is kept constant by the pump and generates a decreasing volume flow at time t1.
- the difference tl-tO corresponds to the duration of the brewing process.
- the area of the volume flow shown as a rectangle corresponds to the flow rate D des
- Extractant 9 during the brewing process Extractant 9 during the brewing process.
- the flow measuring device 18 can be used to determine whether the pressure in the supply line is constant upstream of the pump 40. If necessary, the
- the volume flow that the pump delivers and its pressure can also be regulated as a function of the measured value determined by the flow meter 18.
- the volume flow that the pump delivers and its pressure can also be regulated as a function of the measured value determined by the flow meter 18.
- the volume flow that the pump 40 delivers can also be set by regulating the speed of the pump 40.
- 7 shows a linearly increasing volume flow and a volume flow decreasing according to an exponential function.
- the pressure and the volume flow can be changed as required depending on the setting of the pump 40, so that other courses that are not shown in the drawing are also possible.
- the point in time t0 is dimensioned such that the meat meat device 5 can be heated to the meat temperature TI before the pump 40 is operated in such a way that a constant volume flow can be generated.
- the multi-way valve is opened, that is to say the inflow to the brewing device 6 is opened.
- the meat temperature TI remains constant until time tl.
- the multi-way valve is closed again at time t1, the meat frying device 5 can be switched off. Therefore the
- Meat temperature Tl from because the meat meat device cools down. A further supply of energy to the meat frying device 5 is no longer necessary, so that no additional energy is required in the standby state.
- the start phase of the pressure increase is provided before time t0, when the pump 40 is put into operation. In this start phase, the volume flow increases.
- Multi-way valve 42 can be in the third position to provide pressure in the
- Start phase which runs in a period of time that lasts up to time t0, the meat device 5, a flow rate DO of the extraction agent 9 with a
- a first phase which runs in a period of time that lasts from a point in time t0 to tl, the multi-way valve 42 is in the first position, so that extractant 9 through the meat device 5 into the connecting line 17, through the multi-way valve 42 into the connecting line 43 is passed to the brewing device 6.
- the pump 40 remains in operation and the meat processing device 5 remains switched on as long as the heated extractant 19 is present must have the temperature required for the brewing device 6.
- the supply of heat to the heating device 5 can also be interrupted if cooling is to take place in the first phase.
- a flow rate Dl (ml) is conveyed, which is symbolized by the rectangular area under the volume flow curve.
- the multi-way valve 42 In a second phase, which runs in a time segment that lasts from a point in time t1 to t2, the multi-way valve 42 is in the second or third position, so that extractant 9 through the heating device 5 into the connecting line 17 to
- Multi-way valve 42 but not from the connecting line 43 to the brewing device 6.
- the pump 40 is switched off and the heating device 5 remains switched on so that the extractant can reach the temperature required for the brewing device 6.
- the pressure can thus increase as a result of the heating of the extractant 9; according to the present exemplary embodiment, the pressure is p2 at time t2 and p2 at time tl.
- the pressure p2 is slightly higher than the pressure pl.
- a third phase which runs in a time segment that lasts from a point in time t2 to t3, the multi-way valve 42 is in the first position, so that extractant 9 passes through the heating device 5 into the connecting line 17 to the multi-way valve 42 and from the connecting line 43 is passed to the brewing device 6. That warmed
- Extraction agent 19 is thus conducted to the brewing device 6 during the third phase and comes into contact with the extract 10. If the extract 10 is in the form of a powder or a solid containing pores, the heated extractant 19 in the third phase fills the pores between persist in the grains of the powder or in the solid. The extract 10 is heated in this third phase
- Extractant 19 moistened.
- the pump 40 is switched on again or the volume flow is changed in such a way that a second flow rate D2 of the extractant 9 can be brought to a pressure p2 or the Pressure p2 holds.
- the pressure p2 differs from the pressure pl.
- the pressure p2 is higher than the pressure pl.
- the pressure p2 could also be lower than the pressure p1.
- the volume flow is also greater than in the first phase. The heat demand for the heating device 5
- the opening time t3-t2 essentially corresponds to the opening time t1-t0; these opening times can also differ from one another according to an exemplary embodiment that is not shown.
- the closing time t2-tl between the opening times can correspond to at least one of the opening times or can differ from the opening times.
- the multi-way valve is in the first position during the opening time
- the pump 40 is switched off or its speed is reduced so that no
- Extraction agent 9 is passed to the heating device 5.
- the closing time t4-t3 in this example is shorter than the previous opening time t3-t2.
- the pressure can remain essentially constant, that is to say can maintain the value p2.
- the temperature of the extractant 9 located in the heating device 5 can be increased since no cold extractant can flow in.
- a fifth phase which runs in a time segment that lasts from a point in time t4 to t5
- the multi-way valve 42 again changes to the first position, so that a third flow rate D3 of the extractant 9 is reduced from pressure p2 to pressure p3 during the opening time .
- the heated extractant 19 has the pressure p2 at time t4.
- the heated extractant 19 has the pressure p3.
- the pressure drop is linear in the fifth phase, but the pressure drop could also have a non-linear profile.
- the pressure p3 could also be higher than the pressure p2.
- the volume flow is also smaller than in the third phase. Accordingly, the
- Heat requirement for the heating device 5 can be adjusted.
- the opening time t5-t4 is greater than the opening time tl-t0 in the present example.
- the multi-way valve 42 is shifted to the third position so that no heated extraction agent 19 is directed to the brewing device 6.
- the closing time t6-t5 in this example is shorter than the previous opening time t5-t4. During this short period of time, the pressure in the connecting line 17 is increased, since a higher pressure is required for the subsequent seventh phase.
- a seventh phase which runs in a time segment that lasts from a point in time t6 to t7, the multi-way valve is again shifted into the first position so that a fourth flow rate D4 of the extractant 9 can be increased from a pressure p4 to a pressure p5 .
- the pressure is thus increased from pressure p4 to pressure p5 during the opening time t7-t6.
- the volume flow of the extractant 9 which is conveyed by the pump 40 increases, for example by increasing the speed of the pump 40.
- the heated extractant 19 has the pressure p4 at time t6. At time t7, the heated extractant 19 has the pressure p5.
- the pressure curve is linear in the present example, but it could also have a non-linear curve.
- Dosage prescriptions can be stored in the memory unit 23 in order to be carried out when required at the instruction of a user.
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/614,299 US20220248898A1 (en) | 2019-06-04 | 2020-06-02 | System and method for producing an extract |
CA3140727A CA3140727A1 (en) | 2019-06-04 | 2020-06-02 | System and method for producing an extract |
CN202080041346.XA CN114144098A (zh) | 2019-06-04 | 2020-06-02 | 一种生产提取物的系统和方法 |
EP20732130.8A EP3979882A1 (de) | 2019-06-04 | 2020-06-02 | System und verfahren zur herstellung eines extrakts |
KR1020227000072A KR20220016956A (ko) | 2019-06-04 | 2020-06-02 | 추출물 제조 시스템 및 방법 |
AU2020287218A AU2020287218A1 (en) | 2019-06-04 | 2020-06-02 | System and method for producing an extract |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH00714/19A CH716248B1 (de) | 2019-06-04 | 2019-06-04 | System und Verfahren zur Herstellung eines Extrakts. |
CH00714/19 | 2019-06-04 |
Publications (1)
Publication Number | Publication Date |
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WO2020245132A1 true WO2020245132A1 (de) | 2020-12-10 |
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ID=71083590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2020/065243 WO2020245132A1 (de) | 2019-06-04 | 2020-06-02 | System und verfahren zur herstellung eines extrakts |
Country Status (8)
Country | Link |
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US (1) | US20220248898A1 (de) |
EP (1) | EP3979882A1 (de) |
KR (1) | KR20220016956A (de) |
CN (1) | CN114144098A (de) |
AU (1) | AU2020287218A1 (de) |
CA (1) | CA3140727A1 (de) |
CH (1) | CH716248B1 (de) |
WO (1) | WO2020245132A1 (de) |
Families Citing this family (1)
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US11576524B2 (en) * | 2012-08-16 | 2023-02-14 | Duvall Espresso Ip Enforcement, Llc | Device and system for brewing infused beverages |
Citations (7)
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US5014611A (en) * | 1989-01-30 | 1991-05-14 | Illycaffe S.P.A. | Coffee machine |
US20080050480A1 (en) * | 2004-12-30 | 2008-02-28 | Rhea Vendor, S.P.A. | Process and Apparatus for Controlling the Preparation of Beverages |
DE102011076116A1 (de) | 2011-05-19 | 2012-11-22 | Siemens Aktiengesellschaft | Münzkanal und damit ausgestatteter Verkaufsautomat |
US20140242226A1 (en) * | 2011-09-13 | 2014-08-28 | Jura Elektroapparate Ag | Method for producing a coffee beverage and coffee machine for performing the method |
WO2015118495A1 (en) * | 2014-02-06 | 2015-08-13 | Luigi Lavazza S.P.A. | Machine for the preparation of beverages, with microphone sensor |
US20170079463A1 (en) * | 2014-05-21 | 2017-03-23 | Qbo Coffee Gmbh | Coffee machine for portion capsules |
US20180255961A1 (en) * | 2015-09-18 | 2018-09-13 | Franke Kaffeemaschinen Ag | Brewing apparatus for preparing a hot beverage |
Family Cites Families (5)
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US7401545B2 (en) * | 2004-11-09 | 2008-07-22 | Nestec S.A. | Method and apparatus for optimizing variable liquid temperatures |
EP2071960A1 (de) * | 2007-12-20 | 2009-06-24 | Koninklijke Philips Electronics N.V. | Verfahren und Gerät zur Herstellung von Eiskaffee |
AU2015220889B2 (en) * | 2014-02-20 | 2019-06-06 | Cma Macchine Per Caffe' S.R.L. | Coffee machine and relative control method |
EP3443877B1 (de) * | 2017-08-17 | 2021-03-10 | Eversys Holding SA | Getränkemaschine und verfahren zur herstellung von kaffeebasierten getränken |
CN108618617A (zh) * | 2018-04-09 | 2018-10-09 | 江门市锶源进出口有限公司 | 一种制作冷咖啡的方法及应用该方法的咖啡机 |
-
2019
- 2019-06-04 CH CH00714/19A patent/CH716248B1/de unknown
-
2020
- 2020-06-02 WO PCT/EP2020/065243 patent/WO2020245132A1/de unknown
- 2020-06-02 CA CA3140727A patent/CA3140727A1/en active Pending
- 2020-06-02 US US17/614,299 patent/US20220248898A1/en active Pending
- 2020-06-02 EP EP20732130.8A patent/EP3979882A1/de active Pending
- 2020-06-02 KR KR1020227000072A patent/KR20220016956A/ko unknown
- 2020-06-02 CN CN202080041346.XA patent/CN114144098A/zh active Pending
- 2020-06-02 AU AU2020287218A patent/AU2020287218A1/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US5014611A (en) * | 1989-01-30 | 1991-05-14 | Illycaffe S.P.A. | Coffee machine |
US20080050480A1 (en) * | 2004-12-30 | 2008-02-28 | Rhea Vendor, S.P.A. | Process and Apparatus for Controlling the Preparation of Beverages |
DE102011076116A1 (de) | 2011-05-19 | 2012-11-22 | Siemens Aktiengesellschaft | Münzkanal und damit ausgestatteter Verkaufsautomat |
US20140242226A1 (en) * | 2011-09-13 | 2014-08-28 | Jura Elektroapparate Ag | Method for producing a coffee beverage and coffee machine for performing the method |
WO2015118495A1 (en) * | 2014-02-06 | 2015-08-13 | Luigi Lavazza S.P.A. | Machine for the preparation of beverages, with microphone sensor |
US20170079463A1 (en) * | 2014-05-21 | 2017-03-23 | Qbo Coffee Gmbh | Coffee machine for portion capsules |
US20180255961A1 (en) * | 2015-09-18 | 2018-09-13 | Franke Kaffeemaschinen Ag | Brewing apparatus for preparing a hot beverage |
Also Published As
Publication number | Publication date |
---|---|
US20220248898A1 (en) | 2022-08-11 |
CN114144098A (zh) | 2022-03-04 |
KR20220016956A (ko) | 2022-02-10 |
CH716248B1 (de) | 2022-10-31 |
EP3979882A1 (de) | 2022-04-13 |
CA3140727A1 (en) | 2020-12-10 |
CH716248A2 (de) | 2020-12-15 |
AU2020287218A1 (en) | 2021-12-16 |
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