Beverage preparation machines and methods for operating...

A - Human Necessities – 47 – J

Patent

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Details

A47J 31/44 (2006.01) A47J 31/24 (2006.01) A47J 31/56 (2006.01)

Patent

CA 2684130

The present invention provides a method of operating a beverage preparation machine, the beverage preparation machine being of the type comprising a brewer comprising: a reservoir containing water; a delivery head for receiving in use a cartridge containing one or more beverage ingredients; a pump for pumping water from said reservoir to said delivery head; a primary heater for heating the water contained in said reservoir; a secondary heater in between the reservoir and the delivery head; a controller for controlling energisation of the primary heater and the secondary heater; and wherein the controller operates to prevent energisation of the primary heater simultaneous with energisation of the secondary heater. An apparatus for carrying out the method is also disclosed and methods and apparatus utilising first and second brewers.

La présente invention concerne un procédé de fonctionnement d'une machine de préparation de boissons, cette machine comprenant un dispositif de brassage constitué d'un réservoir contenant de l'eau; d'une tête de distribution qui reçoit, en utilisation, une cartouche contenant un ou plusieurs ingrédients de boissons; d'une pompe pour pomper l'eau du réservoir vers la tête de distribution; d'un élément chauffant primaire pour chauffer l'eau contenue dans le réservoir; d'un élément chauffant secondaire se trouvant entre le réservoir et la tête de distribution; d'un contrôleur pour contrôler l'excitation de l'élément chauffant primaire et de l'élément chauffant secondaire. L'activation du contrôleur empêche l'excitation de l'élément chauffant primaire simultanément à celle de l'élément chauffant secondaire. L'invention concerne également un appareil pour réaliser ce procédé, ainsi que des procédés et un appareil utilisant les premier et second dispositifs de brassage.

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