WO2011151871A1 - Cafetière - Google Patents

Cafetière Download PDF

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Publication number
WO2011151871A1
WO2011151871A1 PCT/JP2010/007426 JP2010007426W WO2011151871A1 WO 2011151871 A1 WO2011151871 A1 WO 2011151871A1 JP 2010007426 W JP2010007426 W JP 2010007426W WO 2011151871 A1 WO2011151871 A1 WO 2011151871A1
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WO
WIPO (PCT)
Prior art keywords
steam
milk
air
coffee maker
discharge pipe
Prior art date
Application number
PCT/JP2010/007426
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English (en)
Japanese (ja)
Inventor
隆彦 白井
良行 岡部
了 田中
Original Assignee
パナソニック株式会社
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 パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN201080065440.5A priority Critical patent/CN102811652B/zh
Priority to JP2012518158A priority patent/JP5661759B2/ja
Publication of WO2011151871A1 publication Critical patent/WO2011151871A1/fr

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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
    • A47J31/4489—Steam nozzles, e.g. for introducing into a milk container to heat and foam milk

Definitions

  • the present invention relates to a coffee maker, and more particularly to a frothing heating apparatus for producing frothed milk or heated milk used when preparing cappuccino or latte.
  • coffee drinks such as cappuccino that contains milk whipped in coffee and latte that contains milk heated to coffee are preferred.
  • a coffee maker capable of preparing such a coffee drink containing milk for example, coffee as in Conventional Example 1 (see Japanese Patent Application Publication No. 2007-533382) and Conventional Example 2 (Japanese Unexamined Patent Application Publication No. 2009-45463) The manufacturer is known.
  • FIG. 5 and 6 are perspective views of a coffee maker according to Conventional Example 1.
  • FIG. FIG. 7 is a side sectional view of a milk froth heating container provided in the coffee maker of Conventional Example 1.
  • the coffee maker of Conventional Example 1 includes a coffee maker main body 101 and a milk frothing heating container 102.
  • the coffee maker main body 101 includes an operation switch 111, a coffee discharge unit 112, and a steam discharge unit 113.
  • the milk frothing heating container 102 includes a bottomed cylindrical tank 121 that stores milk, and a lid 122 that closes the upper opening of the tank 121.
  • a steam introduction part 123 into which the steam discharge part 113 can be inserted is attached to the lid 122.
  • An air hole 124 for taking in air into the steam introducing portion 123 is provided in the upper portion of the steam introducing portion 123.
  • a milk suction pipe 125 for sucking the milk stored in the tank 121 into the steam introduction part 123 is attached to the lower part of the steam introduction part 123.
  • the steam introduction part 123 is configured to suck up milk into the steam introduction part 123 through the milk suction pipe 125 using the venturi effect when the steam is introduced into the steam introduction part 123.
  • the milk heated in the steam introduction part 123 by being mixed with the steam or the milk whipped by being mixed with the steam and air is added to the cup 114.
  • a discharge nozzle 126 for pouring is attached.
  • a first lever arm 127 is attached to the top surface of the lid 122 so as to be rotatable in a direction perpendicular to the top surface of the lid 122.
  • a pin 128 is fixed to the tip of the first lever arm 127. As the first lever arm 127 rotates, the pin 128 moves up and down, and the air hole 124 is opened and closed by the vertical movement of the pin 128.
  • a guide portion 130 having a knob portion 129 is attached to the upper surface of the lid 122 so as to be rotatable in a direction parallel to the upper surface of the lid 122.
  • An inclined groove (not shown) is provided on a side portion of the guide portion 130, and one end portion of the second lever arm 131 is engaged with the inclined groove. The other end of the second lever arm 131 is engaged with the first lever arm 127.
  • a coffee extraction mechanism (not shown) provided in the coffee maker body 101 is driven to extract coffee. Be started. The extracted coffee is discharged from the coffee discharge unit 112 and poured into the cup 114.
  • the milk frothing heating container 102 in which milk is put in the tank 121 and the air holes 124 are opened is prepared. Thereafter, the steam discharge portion 113 of the coffee maker main body 101 is inserted into the steam introduction portion 123, and the tip end portion of the discharge nozzle 113 is disposed above the coffee in the cup 114. Thereby, as shown in FIG. 6, the milk frothing heating container 102 is set to the coffee maker main body 101.
  • the milk required for preparing latte is heated milk and does not need to be whipped. For this reason, as shown in FIG. 6, before setting the milk froth heating container 102 to the coffee maker main body 101, the air holes 124 are closed by the pins 128.
  • the steam generator in the coffee maker body 101 is driven and steam is supplied from the steam discharge unit 113 to the steam introduction unit 123. Is discharged.
  • steam is introduced into the steam introduction part 123
  • the milk in the tank 121 is sucked into the steam introduction part 123 through the milk suction pipe 125 by the venturi effect.
  • the milk sucked into the steam inlet 123 is mixed with the steam introduced into the steam inlet 123 and heated. At this time, air is not mixed with milk.
  • the milk thus heated is supplied onto the coffee in the cup 114 through the discharge nozzle 126. Thereby, latte is prepared.
  • FIG. 8 is a schematic configuration diagram of a coffee maker according to Conventional Example 2.
  • the coffee maker 201 includes a steam generator 202 that generates steam.
  • the steam generator 202 is connected to a steam discharge pipe 204 through a steam conduit 203.
  • the steam conduit 203 is provided with an electromagnetic three-way valve 205 and a venturi nozzle 206.
  • the electromagnetic three-way valve 205 is configured to be able to open and close the steam path of the steam conduit 203.
  • An electromagnetic open / close valve 207 is connected to the venturi nozzle 206.
  • the electromagnetic open / close valve 207 is configured to block air entering the venturi nozzle 206.
  • the cup 211 containing the milk 210 is held so that the tip of the steam discharge pipe 204 is immersed in the milk 210. Thereafter, when an operation switch (not shown) provided in the coffee maker 201 is operated to start milk frothing, the steam generator 202 is driven, and the electromagnetic three-way valve 205 and the electromagnetic opening / closing valve 207 are driven. Is released. As a result, the steam generated from the steam generator 202 passes through the electromagnetic three-way valve 205 and is mixed with the air taken into the venturi nozzle 206 when the electromagnetic on-off valve 207 is opened. It is injected into 210. Thereby, the milk 210 in the cup 211 is foamed.
  • the cup 211 containing the milk 210 is held so that the tip of the steam discharge pipe 204 is immersed in the milk 210. Thereafter, when an operation switch (not shown) provided in the coffee maker 201 is operated to start heating milk, the steam generator 202 is driven and the electromagnetic three-way valve 205 is opened. As a result, the steam generated from the steam generator 202 passes through the electromagnetic three-way valve 205 and is injected into the milk 210 from the steam discharge pipe 204 without being mixed with air because the electromagnetic on-off valve 207 is closed. . Thereby, the milk 210 in the cup 211 is heated without foaming.
  • the coffee maker of Conventional Example 2 air is taken in by the venturi nozzle 206.
  • the venturi nozzle 206 narrows the path, increases the flow velocity, and takes in air. That is, the coffee maker of Conventional Example 2 uses the Venturi effect as in Conventional Example 1. For this reason, a pressure loss and a temperature drop occur in the venturi nozzle 206, the temperature of the steam discharged from the steam discharge pipe 204 is lowered, and the amount of steam is also reduced. For this reason, even in the coffee maker of Conventional Example 2, there is a problem that the temperature of the frothed milk and the heated milk is low.
  • An object of the present invention is to provide a coffee maker capable of solving the above-described problems and increasing the temperature of frothed milk and heated milk as compared with the prior art and improving the cleanability.
  • a coffee maker comprising a coffee maker body having a steam discharge part, and a milk frothing heating container having a steam introduction part into which the steam discharge part can be inserted
  • the milk froth heating container is A bottomed cylindrical tank containing milk;
  • a detachable lid for closing an upper opening of the tank, a steam passage communicating the steam introduction part and the inside of the tank, an air passage communicating the outside of the milk froth heating container and the inside of the tank;
  • An air discharge pipe that is detachably attached to the bottom of the lid, and guides the air taken into the tank from the outside of the milk froth heating container through the air passage into the milk storage scheduled area;
  • An opening and closing mechanism for opening and closing the air
  • the steam outlet of the steam discharge pipe and the air outlet of the air discharge pipe are provided close to each other in the milk storage scheduled area, and milk, steam, and air are mixed in the tank. I am doing so.
  • the pressure loss and the temperature decrease as in the conventional examples 1 and 2 do not occur, so that the temperature of the frothed milk and the heated milk can be made higher than in the prior art.
  • the parts which may touch milk are only a tank, a vapor
  • FIG. 1 is a perspective view of a coffee maker body included in a coffee maker according to a first embodiment of the present invention.
  • FIG. 2 is a side sectional view of a milk froth heating container provided in the coffee maker according to the first embodiment of the present invention
  • FIG. 3 is a side cross-sectional view of a milk froth heating container provided in a coffee maker according to a second embodiment of the present invention
  • FIG. 4A is a cross-sectional view of an air flow rate adjusting pin provided in the milk frothing heating container shown in FIG.
  • FIG. 1 is a perspective view of a coffee maker body included in a coffee maker according to a first embodiment of the present invention.
  • FIG. 2 is a side sectional view of a milk froth heating container provided in the coffee maker according to the first embodiment of the present invention
  • FIG. 3 is a side cross-sectional view of a milk froth heating container provided in a coffee maker according to a second embodiment of the present invention
  • FIG. 4A is
  • FIG. 4B is a side view of an air flow rate adjusting pin provided in the milk frothing heating container shown in FIG.
  • FIG. 4C is a bottom view of the air flow rate adjusting pin provided in the milk frothing heating container shown in FIG.
  • FIG. 5 is a perspective view showing a state of the coffee maker of Conventional Example 1 before the installation of the milk froth heating container
  • FIG. 6 is a perspective view showing a state of the coffee maker of Conventional Example 1 after the milk froth heating container is mounted
  • FIG. 7 is a side cross-sectional view of the milk froth heating container shown in FIGS.
  • FIG. 8 is a schematic configuration diagram of a coffee maker according to Conventional Example 2.
  • a coffee maker comprising a coffee maker body having a steam discharge part and a milk frothing heating container having a steam introduction part into which the steam discharge part can be inserted,
  • the milk froth heating container is A bottomed cylindrical tank containing milk;
  • a detachable lid for closing an upper opening of the tank, a steam passage communicating the steam introduction part and the inside of the tank, an air passage communicating the outside of the milk froth heating container and the inside of the tank;
  • An air discharge pipe that is detachably attached to the bottom of the lid, and guides the air taken into the tank from the outside of the milk froth heating container through the air passage into the milk storage scheduled area;
  • An opening and closing mechanism for opening and closing the air passage;
  • the air discharge pipe is larger in diameter than the steam discharge pipe, and the air discharge pipe and the steam discharge pipe are formed in a double pipe structure.
  • a coffee maker according to an aspect is provided.
  • the tip of the air discharge pipe is formed so as to cover the tip of the steam discharge pipe, At the tip of the air discharge pipe, a discharge hole is provided at a position facing the steam outlet,
  • a milk intake hole is provided in a side wall of the air discharge pipe in the milk storage scheduled area.
  • the coffee maker according to the third aspect wherein the milk intake hole is provided below the steam outlet.
  • the opening / closing mechanism has an inclined surface at the tip, is inserted into the air passage from the air intake port of the air passage, and is slidable in the air passage.
  • the coffee maker according to any one of the first to fifth aspects, wherein the bottom of the tank has a curved portion that is recessed in a hemispherical shape so as to be separated from the lid. .
  • the coffee maker according to the sixth aspect wherein the steam outlet of the steam discharge pipe is opposed to a part of the curved portion shifted from a central portion of the curved portion. provide.
  • the wall around the curved portion connecting the side wall of the tank and the curved portion is formed in a tapered shape toward the curved portion.
  • FIG. 1 is a perspective view of a coffee maker body included in the coffee maker according to the first embodiment of the present invention.
  • FIG. 2 is a side sectional view of the milk froth heating container provided in the coffee maker according to the first embodiment of the present invention.
  • the coffee maker according to the first embodiment includes a coffee maker body 1 and a milk froth heating container 2 that is detachably set (attached) to the coffee maker body 1.
  • the coffee maker main body 1 includes an operation switch 11, a coffee discharge unit 12, and a steam discharge unit 13.
  • the milk froth heating device 2 includes a bottomed cylindrical tank 21 that contains milk, and a detachable lid 31 that closes an upper opening of the tank 21.
  • the tank 21 is formed of a transparent or translucent member (for example, a transparent glass member) so that the inside can be visually recognized.
  • a curved portion 22 that is recessed in a hemispherical shape so as to be separated from the lid 31 is provided at the bottom of the tank 21.
  • the curved portion 22 is formed so that its volume matches the amount of milk necessary for preparing one cup of latte.
  • the wall 24 around the curved portion 22 that connects the side wall 23 of the tank 21 and the curved portion 22 is tapered toward the curved portion 22. Thereby, the milk put in the tank 21 is collected in the curved part 22. Further, a step is formed at the connecting portion between the curved portion 22 and the tapered wall 24. By using this step as a guide, the user can accurately put the amount of milk necessary for preparation of one cup of latte into the tank 21.
  • the tank 21 is provided with a resin holding member 25.
  • a handle portion 26 is formed integrally with the holding member 25.
  • a spout 27 is formed at the upper end of the side wall 23 of the tank 21 on the side opposite to the handle portion 26. The user can pour out the milk in the tank 21 from the spout 27 by holding the handle 26 and tilting the tank 21 so that the spout 27 is at the bottom.
  • the lid 31 has a steam introduction part 32 into which the steam discharge part 13 of the coffee maker main body 1 can be inserted.
  • the steam discharge part 13 of the coffee maker body 1 By inserting the steam discharge part 13 of the coffee maker body 1 into the steam introduction part 32, the milk frothing heating container 2 is set in the coffee maker body 1.
  • the lid 31 is formed with a steam passage 33 that communicates the steam introduction part 32 and the inside of the tank 21, and an air passage 34 that communicates the outside of the milk froth heating container 2 and the inside of the tank 21.
  • a vapor discharge pipe 35 and an air discharge pipe 36 are detachably attached to the bottom of the lid 31.
  • the steam discharge pipe 35 communicates with the steam outlet 33a of the steam passage 33 and extends from the bottom of the lid 31 to the milk storage scheduled area E1 of the tank 21.
  • the steam discharge pipe 35 guides the steam discharged from the steam discharge section 13 of the coffee maker main body 1 and supplied to the inside of the tank 21 through the steam introduction section 32 and the steam passage 33 into the milk storage scheduled area E1.
  • the steam guided into the milk storage scheduled area E1 is discharged from a steam outlet 35a provided at the tip of the steam discharge pipe 35.
  • the air discharge pipe 36 communicates with the air outlet 34a of the air passage 34, and extends from the bottom of the lid 31 to the milk storage scheduled area E1.
  • the air discharge pipe 36 guides the air taken into the tank 21 from the outside of the milk frothing heating container 2 through the air passage 34 into the milk storage scheduled area E1.
  • the air guided into the milk storage scheduled area E1 is discharged from an air outlet 36a provided at the tip of the air discharge pipe 36.
  • the air outlet 36 a of the air discharge pipe 36 is provided so as to be close to the steam outlet 35 a of the steam discharge pipe 35. Thereby, the air discharged from the air outlet 36a of the air discharge pipe 36 is mixed with the steam discharged from the steam outlet 35a of the steam discharge pipe 35 in the milk storage scheduled area E1.
  • the air intake 34 b of the air passage 34 is provided on the upper surface of the lid 31.
  • a slide plate 37 which is an example of an opening / closing mechanism that can open and close the air intake port 34 b of the air passage 34, is slidably provided on the upper surface of the lid 31.
  • the slide plate 37 is provided with a convex portion 38. The user can open and close the air intake port 34 b by pushing the convex portion 38 and sliding the slide plate 37.
  • a pressing portion 39 that biases the slide plate 37 toward the upper surface of the lid 31 is provided.
  • the pressing portion 39 is made of an elastic member such as a resin member.
  • a coffee extraction mechanism (not shown) provided in the coffee maker body 1 is driven to extract coffee. Be started. The extracted coffee is discharged from the coffee discharge unit 12 and poured into the cup 14 placed below the coffee discharge unit 12.
  • the milk frothing heating container 2 is prepared in which milk is put in the milk storage scheduled area E1 of the tank 21 and the air intake 34b is opened. As shown in FIG. 2, when the slide plate 37 blocks the air intake port 34b, the convex portion 38 of the slide plate 37 may be pushed to open the air intake port 34b.
  • the steam discharge part 13 of the coffee maker body 1 is inserted into the steam introduction part 32. Thereby, the milk frothing heating container 2 is set in the coffee maker main body 1.
  • the steam introduced into the steam introduction section 32 is discharged from the steam outlet 35 a through the steam passage 33 and the steam discharge pipe 35. Due to the momentum of the steam discharged from the steam outlet 35a, the steam and the air discharged from the air outlet 36a are mixed in the milk, and the milk is foamed. At this time, the temperature of the milk rises due to heat exchange due to the expansion of the rapidly discharged steam.
  • the steam discharged from the steam outlet 35 a does not collide with the obstacle along the curved portion 22. Flows smoothly, creating a large flow that stirs the entire milk. With this flow, the milk can be finely and evenly foamed.
  • the steam outlet 35a of the steam discharge pipe 35 is provided so as to face a part (inclined portion) of the curved portion 22 that is shifted from the central portion (lowermost portion) 22a of the curved portion 22. It is preferable. Thereby, the flow velocity of the steam discharged from the steam outlet 35a is not decelerated, and a larger flow can be generated in the milk. Accordingly, the temperature of the milk can be increased efficiently and in a short time, and the milk foam can be made finer and more uniform.
  • the milk whipped as described above is poured from the spout 27 onto the coffee in the cup 14 by tilting the tank 21 so that the user holds the handle portion 26 and the spout 27 is at the bottom. . Thereby, cappuccino is prepared.
  • the milk required for preparing latte is heated milk and does not need to be whipped. For this reason, the milk frothing heating container 2 in which milk is put in the milk storage scheduled area E1 of the tank 21 and the air intake port 34b is blocked is set in the coffee maker main body 1.
  • the steam introduced into the steam introduction section 32 is discharged from the steam outlet 35 a through the steam passage 33 and the steam discharge pipe 35. At this time, since the air intake port 34b is blocked, only the steam discharged from the steam outlet 35a is mixed with the milk. Thereby, the milk is heated without foaming.
  • the milk heated as described above is poured from the spout 27 onto the coffee in the cup 14 by tilting the tank 21 so that the user holds the handle portion 26 and the spout 27 is at the bottom. . Thereby, latte is prepared.
  • the steam outlet 35a of the steam discharge pipe 35 and the air outlet 36a of the air discharge pipe 36 are provided close to each other in the milk storage scheduled area E1, and milk, steam, and air are provided in the tank 21. And are mixed.
  • the pressure loss and the temperature decrease as in the conventional examples 1 and 2 do not occur, so that the temperature of the frothed milk and the heated milk can be made higher than in the prior art.
  • the air intake port 34b is closed by the slide plate 33, and the temperature of the foamed milk can be increased by continuing the discharge of the steam to the milk.
  • the only parts that may come into contact with the milk are the tank 21, the steam discharge pipe 35, the air discharge pipe 36, and the bottom surface of the lid 31, which are detachable from each other. Easy to clean.
  • milk, steam and air can be mixed in the tank 21 whose upper opening is closed with the lid 31, so that it is possible to prevent the surroundings of the cup 14 from becoming dirty due to splashing. This can further improve the cleaning performance.
  • the air outlet 36a of the air discharge pipe 36 is provided in the vicinity of the steam outlet 35a of the steam discharge pipe 35. Air is taken in and foamed milk can be produced efficiently.
  • the volume of the curved portion 22 is made to coincide with the amount of milk necessary for preparing one cup of latte, and the wall 24 around the curved portion 22 is formed in a tapered shape. .
  • the user can easily put the amount of milk necessary for preparation of one cup of latte into the tank 21.
  • the steam outlet 35a of the steam discharge pipe 35 and the air outlet 36a of the air discharge pipe 36 below the step between the curved portion 22 and the tapered wall 24, the steam and air are brought into the milk. It can be mixed more reliably.
  • the tank 21 is formed of a transparent or translucent member, the state of the milk in the tank 21 can be easily confirmed. Moreover, since the milk frothing heating container 2 concerning this 1st Embodiment can be stored in a refrigerator etc. in the state which put the milk in the tank 21, it is convenient.
  • the tank 21 and the holding member 25 are separate parts, but the present invention is not limited to this.
  • the tank 21 and the holding member 25 may be integrally formed of a resin material such as polysulfone, for example. In this case, the number of parts can be reduced and the manufacturing cost can be reduced.
  • the curved portion 22 is formed in a hemispherical shape, but the present invention is not limited to this.
  • the curved portion 22 may have a smooth shape that does not hinder the flow of the steam discharged from the steam outlet 35a and can generate a large flow in the milk.
  • the tip of the steam discharge pipe 35 has a small pipe diameter. Therefore, the momentum of the steam discharged from the steam outlet 35a can be increased, and the milk can be further stirred. Therefore, the milk can be foamed more finely and uniformly.
  • the volume of the curved part 22 was made to correspond with the quantity of milk required for preparation of 1 cup of latte, this invention is not limited to this, It is set as the predetermined volume according to the objective. You only have to set it.
  • FIG. 3 is a side sectional view of a milk froth heating device provided in a coffee maker according to a second embodiment of the present invention.
  • the coffee maker according to the second embodiment is different from the coffee maker according to the first embodiment in that the air discharge pipe 36A is configured to incorporate the steam discharge pipe 35, and the slide plate 37 and the pressing portion 39.
  • an air flow rate adjusting pin 40 which is an example of an opening / closing mechanism, is provided.
  • the air discharge pipe 36A has a diameter larger than that of the steam discharge pipe 35 and is attached to the bottom of the lid 31 so as to incorporate the steam discharge pipe 35. That is, the air discharge pipe 36A and the steam discharge pipe 35 are formed in a double pipe structure.
  • the tip of the air discharge pipe 36A is formed so as to cover the tip of the steam discharge pipe 35.
  • a discharge hole 36Ab is provided at a position facing the steam outlet 35a at the tip of the air discharge pipe 36A.
  • one or more milk intake holes 36Ac are provided in the side wall of the air discharge pipe 36A in the milk storage scheduled area E1.
  • the milk intake hole 36Ac is provided below the steam outlet 35a.
  • the air outlet 36Aa and the steam outlet 35a are located on the same plane.
  • the air flow rate adjusting pin 40 is inserted into the air passage 34 from the air intake port 34b of the air passage 34 and is slidable in the air passage 34.
  • FIG. 4A is a cross-sectional view of the air flow rate adjusting pin 40
  • FIG. 4B is a side view of the air flow rate adjusting pin 40
  • FIG. 4C is a bottom view of the air flow rate adjusting pin 40.
  • the air flow rate adjusting pin 40 includes a knob portion 41 held by the user and a flange portion 42 that serves as a stopper so that the air flow rate adjusting pin 40 does not completely enter the air passage 34.
  • a slit 43 is formed at the tip of the air flow rate adjusting pin 40. In the slit 43, an inclined surface 44 that intersects with the extending direction of the air passage 34 is formed.
  • the air passage 34 is completely blocked by the tip of the air flow rate adjusting pin 40.
  • the opening area of the air passage 34 increases as the air flow rate adjustment pin 40 is lifted. That is, the area where the tip of the air flow rate adjustment pin 40 blocks the air intake port 34b changes according to the sliding position of the air flow rate adjustment pin 40.
  • a rubber packing is preferably provided at the contact portion between the flange portion 42 and the upper surface of the lid 31. As a result, the air passage 34 can be completely sealed.
  • a coffee extraction mechanism (not shown) provided in the coffee maker body 1 is driven to extract coffee. Be started. The extracted coffee is discharged from the coffee discharge unit 12 and poured into the cup 14 placed below the coffee discharge unit 12.
  • the milk frothing heating container 2 is prepared in which milk is put in the milk storage scheduled area E1 of the tank 21 and the air intake port 34b is opened. At this time, the tip of the steam discharge pipe 35 and the tip of the air discharge pipe 36A are immersed in milk, and the liquid level of the milk is higher than the steam outlet 35a and the air outlet 36Aa.
  • the steam discharge part 13 of the coffee maker body 1 is inserted into the steam introduction part 32. Thereby, the milk frothing heating container 2 is set in the coffee maker main body 1.
  • the steam introduced into the steam introduction section 32 is discharged from the steam outlet 35 a through the steam passage 33 and the steam discharge pipe 35.
  • the liquid level of milk in the front end portion of the air discharge pipe 36A is pushed down by the momentum of the steam discharged from the steam outlet 35a.
  • air is taken in through the air outlet 36Aa between the steam outlet 35a and the liquid level of the pushed milk.
  • air and steam are mixed.
  • the mixed air and steam reach the curved portion 22 through the discharge hole 36Ab provided so as to face the steam outlet 35a, and flow along the curved portion 22, thereby causing a large flow that stirs the milk. Cause it to occur.
  • air, steam, and milk are mixed and milk is whipped.
  • the temperature of the milk rises due to heat exchange due to the expansion of the rapidly discharged steam.
  • the milk intake hole 36Ac is provided in the side wall of the air discharge pipe 36A, the milk can be circulated through the discharge hole 36Ab and the milk intake hole 36Ac, and the milk is efficiently bubbled. be able to.
  • the milk intake hole 36Ac is provided below the steam outlet 35a, the circulation of the milk can be further promoted, and the milk can be bubbled more efficiently.
  • the opening area of the air intake port 34b can be changed depending on the sliding position of the air flow rate adjusting pin 40, the amount of air mixed with milk and steam can be adjusted. . Thereby, the foaming degree of milk can be adjusted.
  • the air flow rate adjusting pin 40 When milk becomes desired foaming, the air flow rate adjusting pin 40 is pushed down by the user, and the air intake port 34b is closed by the air flow rate adjusting pin 40. As a result, air is not taken into the air discharge pipe 36A, so that only the steam discharged from the steam outlet 35a is mixed with the milk. Thereby, the milk is heated while maintaining the desired foaming.
  • the milk whipped as described above is poured from the spout 27 onto the coffee in the cup 14 by tilting the tank 21 so that the user holds the handle portion 26 and the spout 27 is at the bottom. . Thereby, cappuccino is prepared.
  • the milk frothing heating container 2 in which milk is put in the milk storage scheduled area E1 of the tank 21 and the air intake port 34b is blocked is set in the coffee maker main body 1.
  • the steam introduced into the steam introduction section 32 is discharged from the steam outlet 35 a through the steam passage 33 and the steam discharge pipe 35. At this time, since the air intake port 34b is blocked, only the steam discharged from the steam outlet 35a is mixed with the milk. Thereby, the milk is heated without foaming.
  • the milk heated as described above is poured from the spout 27 onto the coffee in the cup 14 by tilting the tank 21 so that the user holds the handle portion 26 and the spout 27 is at the bottom. . Thereby, latte is prepared.
  • the steam outlet 35a of the steam discharge pipe 35 and the air outlet 36Aa of the air discharge pipe 36A are provided close to each other in the milk storage scheduled area E1, and milk, steam, and air are provided in the tank 21. And are mixed.
  • the pressure loss and the temperature decrease as in the conventional examples 1 and 2 do not occur, so that the temperature of the frothed milk and the heated milk can be made higher than in the prior art.
  • the air intake port 34b is closed by the air flow rate adjusting pin 40, while the steam is continuously discharged to increase the temperature of the foamed milk. it can.
  • the parts that may come into contact with milk are only the tank 21, the steam discharge pipe 35, the air discharge pipe 36A, and the bottom surface of the lid 31, and they are detachable from each other. Easy to clean.
  • milk, steam and air can be mixed in the tank 21 whose upper opening is closed with the lid 31, so that it is possible to prevent the surroundings of the cup 14 from becoming dirty due to splashing. This can further improve the cleaning performance.
  • the air outlet 36a of the air discharge pipe 36 is provided in the vicinity of the steam outlet 35a of the steam discharge pipe 35. Air is taken in and foamed milk can be produced efficiently.
  • the opening area of the air intake port 34b can be changed by the sliding position of the air flow rate adjusting pin 40, the amount of air mixed with milk and steam can be adjusted. . Thereby, the foaming degree of milk can be adjusted.
  • the coffee maker according to the present invention is particularly useful for a small-sized coffee maker for home use because it can raise the temperature of frothed milk and heated milk as compared with the conventional temperature and can improve the cleanability.

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  • Apparatus For Making Beverages (AREA)

Abstract

La présente invention a trait à une cafetière apte à augmenter la température du lait moussé et du lait chauffé et qui est aussi apte à être nettoyée plus facilement. La cafetière selon la présente invention est équipée d'un récipient de moussage et de chauffage du lait (2) comprenant : un réservoir cylindrique à extrémité fermée (21) permettant de contenir du lait ; un couvercle détachable (31) permettant de fermer l'ouverture supérieure du réservoir (21) ; et un tuyau d'évacuation de vapeur (35) ainsi qu'un tuyau d'évacuation d'air (36) qui sont montés de façon amovible sur le fond du couvercle (31). L'orifice de sortie de la vapeur (35a) du tuyau d'évacuation de vapeur (35) et l'orifice de sortie de l'air (36a) du tuyau d'évacuation d'air (36) sont disposés l'un à côté de l'autre à l'intérieur de la zone (E1) du réservoir (21) dans lequel le lait doit être stocké.
PCT/JP2010/007426 2010-06-03 2010-12-22 Cafetière WO2011151871A1 (fr)

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CN201080065440.5A CN102811652B (zh) 2010-06-03 2010-12-22 咖啡机
JP2012518158A JP5661759B2 (ja) 2010-06-03 2010-12-22 コーヒーメーカー

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JP2010-127462 2010-06-03
JP2010127462 2010-06-03

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CN (1) CN102811652B (fr)
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Cited By (5)

* Cited by examiner, † Cited by third party
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CN103720367A (zh) * 2012-10-16 2014-04-16 苏州工业园区咖乐美电器有限公司 一种实现咖啡机自动清洗与自动切换的水路系统
JP2015535721A (ja) * 2012-10-05 2015-12-17 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 多機能ジャグ及び多機能ジャグを使用する飲料製造機械
WO2016097923A1 (fr) * 2014-12-18 2016-06-23 Luigi Lavazza S.P.A. Dispositif pour chauffer et faire mousser du lait et buse pour un tel dispositif
WO2016150731A1 (fr) * 2015-03-26 2016-09-29 Steiner Ag Weggis Procédé et lance à vapeur servant à produire en particulier de la mousse de lait
ITUB20155711A1 (it) * 2015-11-18 2017-05-18 Ambrodesign Di Marco Ambrosini Dispositivo di lavaggio ed igienizzazione per lance di vapore di macchine da caffe

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IT201700054448A1 (it) * 2017-05-19 2018-11-19 Coffee Innovations Pty Ltd C/O Green & Sternfeld Apparecchio e metodo per schiumare una quantita' di latte
EP3890573A4 (fr) * 2018-12-07 2022-08-24 Breville Pty Limited Dispositif de moussage de lait
CN110301824B (zh) * 2019-06-24 2024-02-09 广东亿龙电器科技有限公司 一种具有可拆卸奶管结构的咖啡机
US20220257046A1 (en) * 2019-07-18 2022-08-18 De' Longhi Appliances S.R.L. Milk frother

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JP2007222602A (ja) * 2005-12-22 2007-09-06 Wmf Wuerttembergische Metallwarenfabrik Ag 蒸気によって液体を加熱する装置
JP2007259928A (ja) * 2006-03-27 2007-10-11 Sanyo Electric Co Ltd ミルクフォーマー及びコーヒー飲料製造装置

Cited By (13)

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Publication number Priority date Publication date Assignee Title
US10517423B2 (en) 2012-10-05 2019-12-31 Koninklijke Philips N.V. Multi-functional jug and beverage producing machine using same
JP2015535721A (ja) * 2012-10-05 2015-12-17 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 多機能ジャグ及び多機能ジャグを使用する飲料製造機械
CN103720367A (zh) * 2012-10-16 2014-04-16 苏州工业园区咖乐美电器有限公司 一种实现咖啡机自动清洗与自动切换的水路系统
WO2016097923A1 (fr) * 2014-12-18 2016-06-23 Luigi Lavazza S.P.A. Dispositif pour chauffer et faire mousser du lait et buse pour un tel dispositif
US11122928B2 (en) 2014-12-18 2021-09-21 Luigi Lavazza S.P.A Device for heating and frothing milk and wand for such a device
AU2015365471B2 (en) * 2014-12-18 2020-02-27 Luigi Lavazza S.P.A. Device for heating and frothing milk and wand for such a device
WO2016150731A1 (fr) * 2015-03-26 2016-09-29 Steiner Ag Weggis Procédé et lance à vapeur servant à produire en particulier de la mousse de lait
US20180098659A1 (en) * 2015-03-26 2018-04-12 Steiner Ag Weggis Method and Steam Lance for Generating, in Particular, Milk Froth
CN107529912A (zh) * 2015-03-26 2018-01-02 韦吉斯斯坦纳股份公司 用于产生尤其是牛奶泡沫的方法和蒸汽喷枪
US10638873B2 (en) 2015-03-26 2020-05-05 Steiner Ag Weggis Method for generating milk froth
AU2016236441B2 (en) * 2015-03-26 2020-11-26 Steiner Ag Weggis Method and steam lance for generating, in particular, milk froth
WO2017085615A1 (fr) * 2015-11-18 2017-05-26 Ambrodesign Sas Di Marco Ambrosini & C. Dispositif de nettoyage et d'assainissement pour jets de vapeur de machines à café
ITUB20155711A1 (it) * 2015-11-18 2017-05-18 Ambrodesign Di Marco Ambrosini Dispositivo di lavaggio ed igienizzazione per lance di vapore di macchine da caffe

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JPWO2011151871A1 (ja) 2013-07-25
CN102811652A (zh) 2012-12-05
JP5661759B2 (ja) 2015-01-28
CN102811652B (zh) 2015-04-29

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