WO2016000753A1 - Machine à café portative dotée d'une utilisabilité améliorée - Google Patents

Machine à café portative dotée d'une utilisabilité améliorée Download PDF

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Publication number
WO2016000753A1
WO2016000753A1 PCT/EP2014/063897 EP2014063897W WO2016000753A1 WO 2016000753 A1 WO2016000753 A1 WO 2016000753A1 EP 2014063897 W EP2014063897 W EP 2014063897W WO 2016000753 A1 WO2016000753 A1 WO 2016000753A1
Authority
WO
WIPO (PCT)
Prior art keywords
container
coffee machine
unit
electric power
water
Prior art date
Application number
PCT/EP2014/063897
Other languages
English (en)
Inventor
Yavuz Sahin
Emre Ozturk
Ulgun Elif DURUST
Mehmet Kaya
Original Assignee
Arcelik Anonim Sirketi
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Arcelik Anonim Sirketi filed Critical Arcelik Anonim Sirketi
Priority to PCT/EP2014/063897 priority Critical patent/WO2016000753A1/fr
Publication of WO2016000753A1 publication Critical patent/WO2016000753A1/fr

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Classifications

    • 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
    • A47J31/005—Portable or compact beverage making apparatus, e.g. for travelling, for use in automotive vehicles
    • 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
    • A47J31/24—Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure
    • A47J31/32—Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under air pressure
    • 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
    • A47J31/4403—Constructional details
    • 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

Definitions

  • the present invention relates to a coffee machine, in particular a coffee machine which is portable.
  • US 2009/0000488 A1 discloses an electrically operated coffee machine for brewing coffee by using coffee pods.
  • This coffee machine has a through-flow electrical heater and an electrical pump which conveys the water to through the electrical heater.
  • CN103479224 discloses a manually operated coffee machine for brewing coffee by using coffee pods.
  • This coffee machine has a container for storing hot water and a piston which is arranged inside the container so as to allow a user to manually press the hot water into the brewing chamber.
  • Manual coffee machines and electrical coffee machines have their advantages and disadvantages.
  • an electrical coffee machine has the advantage that the steps such as heating of the water and conveying of the hot water into the brewing chamber are generally automated, thus the consumer can save time and labor.
  • a manual coffee machine has the advantage that it saves a certain amount of electric power, thus being more environment-friendly.
  • a manual coffee machine is typically light weight and small sized due to the omitted electrical units and can be easily transported and installed anywhere irrespective of whether there is an electrical mains connection available in the proximity.
  • An objective of the present invention is to provide a portable coffee machine which overcomes the aforementioned drawbacks of the prior art in a cost effective way and which has an improved usability.
  • the portable coffee machine of the present invention has an electrical air pump for pressurizing the air above the hot water inside a container.
  • the electrical air pump has a piston mechanism which is arranged to reciprocate inside the housing.
  • the electrical air pump has a manual mode for allowing hand driven operation by a user.
  • the portable coffee machine of the present invention has a handle for holding the housing. The handle is pivotably mounted via a hinge onto the housing so as to allow a user to reciprocatingly move the same.
  • the portable coffee machine of the present invention has a transmission mechanism for transmitting the reciprocating movement of the handle to the piston mechanism of the electrical air pump so as to pressurize, in the manual mode the air above the hot water inside the container.
  • the piston mechanism is arranged in an upper partition of the container so as to pressurize the air immediately above the hot water which is filled into the lower partition of the container.
  • the coffee machine has a manual lock means for blocking movement of the handle.
  • the portable coffee machine has a valve which can be manually opened/closed so as to control the flow of the pressurized hot water into brewing chamber.
  • the portable coffee machine is operable with electric power supplied from the mains power source, or optionally with the electric power supplied from its rechargeable battery unit, for instance when the mains power source is disconnected.
  • the heater unit includes a temperature sensor for sensing the temperature of the water inside the container, and two separate electrical heaters, one for heating the water inside the container with the electric power to be supplied from the mains power source, and the other one for heating the water inside the container with the electric power to be supplied from the rechargeable battery unit, for instance when the mains power source is disconnected.
  • the latter of the above electrical heaters is preferably a Peltier element which maintains the temperature of the water inside the container at an ideal water temperature for brewing coffee, for instance when the mains power source is disconnected.
  • the portable coffee machine visually indicates the temperature of the water inside the container.
  • the portable coffee machine comprises phase change material (PCM) and also thermal insulation material so as to prevent dropping of the temperature of the water inside the container.
  • PCM phase change material
  • the portable coffee machine further comprises a support for a mug.
  • the mug has a rechargeable battery unit which is directly or inductively connectable to a charging unit of the portable coffee machine.
  • the mug of the present invention also has a temperature sensor and an electrical heater, preferably a Peltier element for heating, on the basis of the sensed temperature the coffee inside the mug with the electric power to be supplied from its own rechargeable battery unit.
  • the mug maintains the temperature of the coffee at an ideal drinking temperature.
  • a portable coffee machine has been provided which has an improved usability and a compact configuration.
  • electrical air pump more particularly by virtue of the single piston mechanism which can be optionally operated electrically via the electric power unit or driven manually via the linked handle on the housing
  • the configuration of the coffee has been rendered light weight, small sized and cost effective.
  • the user has been enabled to convey the hot water from the container into the brewing chamber without depending on electricity.
  • the user has been enabled to brew coffee immediately prior to consuming it at any remote location where an electrical mains connection is not available.
  • the user can, for instance previously fill the container of the portable coffee machine with hot water obtained by using a gas oven or by means of any auxiliary means such as an electric kettle or, alternatively heat the water using the heater unit of the portable coffee machine itself, and subsequently transport the portable coffee machine to a non-electrified remote location such as a garden, terrace or the like where he or she conveys the hot water from the container into the brewing chamber by manually operating the piston mechanism via the handle for a few times.
  • a non-electrified remote location such as a garden, terrace or the like where he or she conveys the hot water from the container into the brewing chamber by manually operating the piston mechanism via the handle for a few times.
  • the user has also been enabled to occasionally save electric power so as to preserve the nature. Thereby, a consumer satisfaction can be increased.
  • Figure 1 – is a schematic view of a portable coffee machine and a mug according to an embodiment of the present invention.
  • the portable coffee machine (1) comprises a housing (2) which includes: a refillable container (3) for storing cold/hot water (4), a heater unit for heating the water inside the container (3), a brewing chamber (5) for releasably holding a coffee pod (6), and a conduit (7) for conveying pressurized hot water (4) from the container (3) to the coffee pod (6) inside the brewing chamber (5) (Fig. 1).
  • the housing (2) further includes: an electrical air pump (8) for pressurizing the air (9) immediately above the hot water (4) inside the container (3), wherein the electrical pump (8) has a piston mechanism (10) which is arranged to reciprocate inside the housing (2), and wherein the electrical pump (8) has a manual mode for allowing hand driven operation by a user, a handle (11) for holding/transporting the housing (2), wherein the handle (11) is pivotably mounted via a hinge (12) onto the housing (2) so as to allow the user to reciprocatingly move the same, and a transmission mechanism (13) for transmitting the reciprocating movement of the handle (11) to the piston mechanism (10) of the electrical pump (8) so as to pressurize, in the manual mode the air (9) immediately above the hot water (4) inside the container (3).
  • an electrical air pump (8) for pressurizing the air (9) immediately above the hot water (4) inside the container (3)
  • the electrical pump (8) has a piston mechanism (10) which is arranged to reciprocate inside the housing (2), and wherein the electrical pump (8) has a manual mode
  • the container (3) has an upper partition (14a) and a lower partition (14b).
  • the piston mechanism (10) is arranged to reciprocate inside the upper partition (14a).
  • Hot or cold water (4) is refillable into the lower partition (14b).
  • the upper partition (14a) and the lower partition (14b) are fluidly connected by a check valve (not shown). Also the upper partition (14a) is fluidly connected to the outside by another check valve (not shown).
  • the handle (11) has a manual lock means (not shown) for blocking movement thereof when the handle (11) is not to be used for the purpose of pressurizing the air (9) above the hot water (4).
  • the lock means can be actuated in order to block movement thereof.
  • the lock means comprises a pin (not shown) and a groove (not shown).
  • the lock means comprises a screw (not shown) and a threaded hole (not shown).
  • the portable coffee machine (1) comprises a valve (15) for controlling the flow of the pressurized hot water (4) through the conduit (7).
  • the valve (15) is located on the downstream side of the container (3) and on the upstream side of the brewing chamber (5). The valve (15) can be manually opened/closed by the user.
  • the portable coffee machine (1) comprises an electric power unit (not shown) for connecting to the mains power source, a first battery unit (not shown) for receiving one or more than one rechargeable battery, a charging unit (not shown) for recharging each battery in the first battery unit with the electric power to be supplied from the electric power unit, a user interface (not shown) for receiving user inputs, and a first control unit (not shown) for controlling the electric power unit, the first battery unit, the charging unit, the heater unit, and the electrical pump (8).
  • the portable coffee machine (1) is operated with the electric power supplied from the electric power unit when it is connected to the mains power source.
  • the portable coffee machine (1) is operated with the electric power supplied from the first battery unit when it is disconnected from the mains power source.
  • the heater unit includes: a first electrical heater (not shown) for heating the water (4) inside the container (3) with the electric power to be supplied from the electric power unit, and a second electrical heater (not shown) for heating the water (4) inside the container (3) with the electric power to be supplied from the first battery unit, a first temperature sensor (not shown) for sensing the temperature of the water (4) inside the container (3).
  • the first control unit is adapted to operate, on the basis of the temperature of the water (4) inside the container (3) either the first electrical heater when the electric power unit is connected to the mains power source or the second electrical heater when the electric power unit is disconnected from the mains power source.
  • the first control unit is adapted to operate the second electrical heater so as to maintain the temperature of the water (4) inside the container (3) within a first predetermined range when the electric power unit is disconnected from the mains power source.
  • the first predetermined range corresponds to an ideal water temperature for brewing coffee.
  • the second electrical heater comprises a Peltier element (not shown).
  • the portable coffee machine (1) further comprises means (not shown) for visually indicating the temperature of the water (4) inside the container (3).
  • said means comprises one or more than one light emitting diode (LED) (not shown).
  • said means comprises a display (not shown).
  • the portable coffee machine (1) further comprises: phase change material (PCM) (not shown) which is arranged in heat exchange with the container (3), and thermal insulation material (not shown) which is arranged to thermally insulate the phase change material and the container (3) from the environment.
  • PCM phase change material
  • thermal insulation material not shown
  • the portable coffee machine (1) further comprises a support (16) for placing a mug (17) to be filled with the coffee dripping from the brewing chamber (5).
  • the portable coffee machine (1) further comprises a mug (17) which includes: a second battery unit (not shown) for receiving one or more than one rechargeable battery, wherein the second battery unit is directly or inductively connectable to the charging unit of the portable coffee machine (1), and wherein the first control unit is adapted to recharge each battery of the second battery unit with the electric power to be supplied from the electric power unit, a third electrical heater (not shown) for heating the coffee inside the mug (17) with the electric power to be supplied from the second battery unit, a second temperature sensor (not shown) for detecting the temperature of the coffee inside the mug (17), and a second control unit (not shown) which is adapted to operate the third electrical heater on the basis of the temperature of the coffee inside the mug (17).
  • a second battery unit not shown for receiving one or more than one rechargeable battery
  • the second battery unit is directly or inductively connectable to the charging unit of the portable coffee machine (1)
  • the first control unit is adapted to recharge each battery of the second battery unit with the electric power to be supplied from the electric
  • the second control unit is adapted to operate the third electrical heater so as to maintain the temperature of the coffee inside the mug (17) within a second predetermined range.
  • the coffee inside the mug (17) has preferably an initial temperature of 90°C to 95°C. After a while the temperature drops to the ideal drinking temperature.
  • the second predetermined range corresponds to the ideal drinking temperature.
  • the third electrical heater comprises a Peltier element.
  • a portable coffee machine (1) and a mug (17) has been provided which have an improved usability. Thereby, a consumer satisfaction can be increased.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Apparatus For Making Beverages (AREA)

Abstract

L'invention concerne une machine à café portative (1) comprenant un récipient rechargeable (3) destiné à stocker de l'eau chaude/froide (4), une unité de chauffage destinée à chauffer l'eau à l'intérieur du récipient (3), une chambre d'infusion (5) destinée à contenir une dosette de café (6) et un conduit (7) destiné à transporter de l'eau chaude sous pression (4) du récipient (3) à la chambre d'infusion (5), et une pompe à air électrique (8) destinée à mettre l'air (9) sous pression au-dessus de l'eau chaude (4) à l'intérieur du récipient (3) au moyen d'un mécanisme à piston (10) agencé pour effectuer un va-et-vient à l'intérieur du boîtier (2).
PCT/EP2014/063897 2014-07-01 2014-07-01 Machine à café portative dotée d'une utilisabilité améliorée WO2016000753A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/EP2014/063897 WO2016000753A1 (fr) 2014-07-01 2014-07-01 Machine à café portative dotée d'une utilisabilité améliorée

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2014/063897 WO2016000753A1 (fr) 2014-07-01 2014-07-01 Machine à café portative dotée d'une utilisabilité améliorée

Publications (1)

Publication Number Publication Date
WO2016000753A1 true WO2016000753A1 (fr) 2016-01-07

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ID=51177042

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Application Number Title Priority Date Filing Date
PCT/EP2014/063897 WO2016000753A1 (fr) 2014-07-01 2014-07-01 Machine à café portative dotée d'une utilisabilité améliorée

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WO (1) WO2016000753A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110769727A (zh) * 2017-03-17 2020-02-07 诺威德尔塔咖啡贸易工业有限公司 饮料分配机构、包括所述机构的系统和所述系统的操作方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB786423A (en) * 1953-04-11 1957-11-20 Beniamino Rota An adjustable device for regulating water in instant coffee making machines
DE19706005A1 (de) * 1997-02-10 1998-08-13 Tchibo Frisch Roest Kaffee Verfahren zum Zubereiten eines Kaffeegetränks im Hochdruck-Brühverfahren
WO2003101264A1 (fr) * 2002-05-31 2003-12-11 Presso Limited Cafetiere a cafe expresso
EP2353470A1 (fr) * 2010-02-02 2011-08-10 Curt Morgan Dispositif et procédé d'infusion de boissons
WO2011153272A2 (fr) * 2010-06-01 2011-12-08 Oded Loebl Cafetière
US20120260806A1 (en) * 2011-04-13 2012-10-18 Rolfes Patrick J Pre-packaged beverage brewer press
EP2622998A1 (fr) * 2012-01-31 2013-08-07 Spinel S.R.L. Système de fermeture pour les groupes de café fournis avec piston hydraulique de compensation et de récupération thermique
EP2742833A1 (fr) * 2012-12-17 2014-06-18 Minimma Espresso, S.L. Machine pour la préparation de café et procédé de préparation d'une boisson qui utilise ladite machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB786423A (en) * 1953-04-11 1957-11-20 Beniamino Rota An adjustable device for regulating water in instant coffee making machines
DE19706005A1 (de) * 1997-02-10 1998-08-13 Tchibo Frisch Roest Kaffee Verfahren zum Zubereiten eines Kaffeegetränks im Hochdruck-Brühverfahren
WO2003101264A1 (fr) * 2002-05-31 2003-12-11 Presso Limited Cafetiere a cafe expresso
EP2353470A1 (fr) * 2010-02-02 2011-08-10 Curt Morgan Dispositif et procédé d'infusion de boissons
WO2011153272A2 (fr) * 2010-06-01 2011-12-08 Oded Loebl Cafetière
US20120260806A1 (en) * 2011-04-13 2012-10-18 Rolfes Patrick J Pre-packaged beverage brewer press
EP2622998A1 (fr) * 2012-01-31 2013-08-07 Spinel S.R.L. Système de fermeture pour les groupes de café fournis avec piston hydraulique de compensation et de récupération thermique
EP2742833A1 (fr) * 2012-12-17 2014-06-18 Minimma Espresso, S.L. Machine pour la préparation de café et procédé de préparation d'une boisson qui utilise ladite machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110769727A (zh) * 2017-03-17 2020-02-07 诺威德尔塔咖啡贸易工业有限公司 饮料分配机构、包括所述机构的系统和所述系统的操作方法

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