Beverage preparation device and operating method
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A47J-031/54
A47J-031/44
A47J-031/60
A47J-031/46
출원번호
US-0021955
(2015-06-10)
등록번호
US-10244890
(2019-04-02)
우선권정보
DE-10 2014 108 415 (2014-06-16)
국제출원번호
PCT/EP2015/062921
(2015-06-10)
국제공개번호
WO2015/193148
(2015-12-23)
발명자
/ 주소
Riessbeck, Wolfgang
Wagner, Simon
출원인 / 주소
Eugster/Frismag AG
대리인 / 주소
Bachman & LaPointe, PC
인용정보
피인용 횟수 :
0인용 특허 :
7
초록▼
A beverage preparation device, in particular a coffee maker, including at least one water pump for supplying water to a first continuous-flow heater (17), which is embodied for generating hot water, and to a second continuous-flow heater (18), which is also embodied for generating hot water and/or f
A beverage preparation device, in particular a coffee maker, including at least one water pump for supplying water to a first continuous-flow heater (17), which is embodied for generating hot water, and to a second continuous-flow heater (18), which is also embodied for generating hot water and/or for generating steam, and having a control unit for controlling the at least one pump as well as the continuous-flow heaters (17, 18) for realizing different operating modes. According to the invention, provision is made for the first continuous-flow heater (17) to be connected to a first inlet (3) of a manifold valve (21) via a first connecting line (20) and for the second continuous-flow heater (18) to be connected to a second inlet (1) of the same manifold valve (21) via a second connecting line (22), and for the manifold valve (21) to be embodied in such a manner that the first inlet (3) and the second inlet (1) are fluidically connected to separate outlets in a first switch position and that the first inlet (3) as well as the second inlet (1) are fluidically connected to a common outlet in a second switch position.
대표청구항▼
1. A beverage preparation device, comprising at least one water pump for supplying water to a first continuous-flow heater (17), which is embodied for generating hot water, and to a second continuous-flow heater (18), which is also embodied for generating hot water and/or for generating steam, and c
1. A beverage preparation device, comprising at least one water pump for supplying water to a first continuous-flow heater (17), which is embodied for generating hot water, and to a second continuous-flow heater (18), which is also embodied for generating hot water and/or for generating steam, and comprising a control unit for controlling the at least one pump (15, 16) as well as the continuous-flow heaters (17, 18) for realizing different operating modes, wherein the first continuous-flow heater (17) is connected to a first inlet (3) of a manifold valve (21) via a first connecting line (20) and the second continuous-flow heater (18) is connected to a second inlet (1) of the same manifold valve (21) via a second connecting line (22), and wherein the manifold valve (21) is embodied in such a manner that the first inlet (3) and the second inlet (1) are fluidically connected to separate outlets in a first switch position and that the first inlet (3) as well as the second inlet (1) are fluidically connected to a common outlet in a second switch position, and wherein the manifold valve (21) is a disk valve, comprising disks, which can be rotated relative to one another via an electric motor for setting different switch positions. 2. The beverage preparation device according to claim 1, wherein the common outlet (6) in the second switch position is one of the separate outlets in the first switch position. 3. The beverage preparation device according to claim 1, wherein in addition to the first inlet (3) and the second inlet (1), the manifold valve (21) has at least one further inlet (5) for taking in air for generating milk froth, and/or at least one further outlet in addition to the separate outlets and the common outlet for air for producing milk froth, wherein the first and/or the second inlet (3, 1) is connected to the further outlet in a switch position for flushing purposes and/or steam cleaning purposes. 4. The beverage preparation device according to claim 1, wherein the first connecting line (20) is free from junctions, or wherein the first connecting line (20) has exclusively one junction to a pressure control valve (23) and/or to a brewing unit for leaching coffee powder. 5. The beverage preparation device according to claim 1, wherein the second connecting line (22) is free from junctions, or wherein the second connecting line (22) has exclusively one junction to a pressure control valve (23) and/or to a brewing unit for leaching coffee powder. 6. The beverage preparation device according to claim 1, wherein the first continuous-flow heater (17) is embodied exclusively for generating hot water, or wherein the first continuous-flow heater (17) can be switched between a hot water generating mode and a steam generating mode. 7. The beverage preparation device according to claim 1, wherein the second continuous-flow heater (18) is embodied exclusively for generating steam or exclusively for generating hot water, or wherein the second continuous flow heater (18) can be switched between a steam generating mode and a hot water generating mode. 8. The beverage preparation device according to claim 1, wherein a pump (15, 16) is in each case assigned to the first continuous-flow heater (17) and to the second continuous-flow heater (18) or wherein a common pump is assigned to both continuous-flow heaters (17, 18). 9. The beverage preparation device according to claim 8, wherein, in at least one large quantity hot water operating mode, current is fed to both pumps (15, 16), so as to simultaneously supply water to both continuous-flow heaters (17, 18) for the respective production of hot water, or wherein a single pump (15, 16) for supplying water to both continuous-flow heaters (17, 18), for the respective generation of hot water is operated at a flow rate, which is higher in at least one large quantity hot water mode than in a normal hot water operating mode, in which only one of the continuous-flow heaters generates hot water. 10. The beverage preparation device according to claim 1, wherein, in a first large quantity hot water operating mode, the first and the second inlet (3, 1) of the manifold valve (21) are connected to the common outlet so as to supply hot water to a consumer, which is connected to the common outlet, and/or wherein, in a second large quantity hot water operating mode, the first and the second inlet (3, 1) of the manifold valve (21) are connected to separate outlets, so as to simultaneously supply hot water to two different consumers. 11. The beverage preparation device according to claim 1, wherein, in at least one hot water operating mode, in which the first and the second inlet (3, 1) of the manifold valve (21) are connected to separate outlets or to the common outlet, hot water can be generated by means of the first continuous-flow heater (17), which is embodied exclusively for generating hot water, and, at the same time, steam can be generated by means of the second continuous-flow heater (18), which is embodied exclusively for generating steam, so as to heat the water, which is heated to a first temperature by means of the first continuous-flow heater (17), to a second temperature, which is higher than the first temperature, by adding steam in the manifold valve (21). 12. The beverage preparation device according to claim 11, wherein, in the hot water operating mode, the first continuous-flow heater (17) can be supplied with a larger hot water volume flow than in a different operating mode, in which hot water can also be generated by means of the first continuous-flow heater (17), wherein, in the different operating mode, the second continuous-flow heater cannot supply steam to the hot water, which is heated by means of the first continuous-flow heater. 13. The beverage preparation device according to claim 1, wherein, in a combined steam and hot water operating mode, in which the first and the second inlet (3, 1) of the manifold valve (21) are connected to separate outlets, hot water can be generated by means of the first continuous-flow heater (17) and steam can be generated by means of the second continuous-flow heater (18), so as to simultaneously supply hot water to a first consumer comprising a brewing unit (26) or a water delivery faucet (34), and so as to supply steam to a further second consumer comprising a frothing device (39) for milk. 14. A method for operating a beverage preparation device according to claim 1, wherein water is conveyed to a first continuous-flow heater (17), which is embodied for generating hot water, by means of at least one water pump, and to a second continuous-flow heater (18), which is also embodied for generating hot water and/or for generating steam, wherein the first continuous-flow heater (17) is connected to a first inlet (3) of a manifold valve (21) via a first connecting line (20) and the second continuous-flow heater (18) is connected to a second inlet (1) of the same manifold valve (21) via a second connecting line (22), andwherein fluid flows which are conveyed to the first inlet (3) and to the second inlet (1) are combined in a first switch position by means of the manifold valve (21) and are guided to a common consumer, and wherein the fluid flows which are conveyed to the first inlet (3) and to the second inlet (1) in a second switch position by means of the manifold valve (21) are transferred separately from one another to different consumers. 15. The method according to claim 14, wherein, in a first large quantity hot water operating mode, the first and the second inlet (3, 1) of the manifold valve (21) are connected to separate outlets or to the common outlet of the manifold valve (21), and wherein hot water is supplied to a common consumer, and/or wherein, in a second large quantity hot water operating mode, the first and the second inlet (3, 1) of the manifold valve (21) are connected to separate outlets of the manifold valve (21), and wherein hot water is simultaneously supplied to two different consumers. 16. The method according to claim 14, operating in at least one hot water operating mode, in which the first and the second inlet (3, 1) of the manifold valve (21) are connected to separate outlets or to the common outlet of the manifold valve (21), wherein hot water is generated by means of the first continuous-flow heater (17), which is embodied exclusively for generating hot water, and wherein steam is simultaneously generated by means of the second continuous-flow heater (18), which is embodied exclusively for generating steam, and wherein the hot water, which the first continuous-flow heater (17) heats to a first temperature, is heated to a second temperature, which is higher than the first temperature, by adding steam in the manifold valve (21). 17. The method according to claim 14, wherein, in a combined steam and hot water mode, in which the first and the second inlet (3, 1) of the manifold valve (21) are connected to separate outlets of the manifold valve, hot water is generated by means of the first continuous-flow heater (17) and steam is generated by means of the second continuous-flow heater (18), and hot water is supplied simultaneously to a first consumer comprising a brewing unit (26) or a water delivery faucet (34), and steam is supplied to a further, second consumer, comprising a frothing device (39) for milk. 18. The beverage preparation device of claim 1, wherein the beverage preparation device is a coffee maker. 19. The beverage preparation device of claim 1, wherein the separate outlets of the first switch position and the common outlet of the second switch position are outlets from said same manifold valve (21).
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이 특허에 인용된 특허 (7)
Struminski Krzysztof ; Fisher Charles M., Beverage dispenser with syrup concentrate container.
Riessbeck, Wolfgang; Peyrot, Pascal, Coffee machine comprising a frothing device and means for cleaning the frothing device and a milk suction line and process for rinsing the milk suction line.
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