Patent ID: 8511221
Filing Date: 2013-08-20
Classification: A47J

Abstract:
1. A machine for preparing various types of coffee and milk based beverages comprising: a steam generator for producing steam; a first apparatus for producing coffee associated with a first dispenser; a source of liquid milk comprising a milk tank containing concentrated milk, and a second apparatus for preparing and dispensing a beverage from a concentrated fluid product having a flavor of the beverage to be prepared, wherein said second apparatus includes: a concentrated fluid product tank containing the concentrated fluid product to be used for the preparation of the beverage, a first connector unit connected to said tank by means of a concentrated fluid line, a first metering pump arranged along said concentrated fluid line so as to convey a predetermined quantity of concentrated fluid product from said tank to said first connector unit, a second connector unit for dilution of the concentrated fluid product, a second metering pump for supplying a predetermined quantity of concentrated milk to said second connector unit, a water heater device provided with a first inlet and an outlet for the water and a second inlet for introducing the steam, a first water supply line connecting the first inlet of the water heater device to a water source, a second water supply line between said second connector unit and the water source, a heated water line for connecting the outlet of the heater device with the first connector unit so as to introduce into the latter a predetermined quantity of heated water to pre-dilute the concentrated fluid product, a first steam line connecting the steam generator to the second inlet for supplying steam to the heater device, a valve operated in response to a command arranged along said second water supply line for supplying a predetermined quantity of cold water to said second connector unit depending on a predetermined quantity of concentrated milk present in the second connector unit so as to form cold diluted milk, and a beverage preparation device associated with a second dispenser connected, via a first line, to the first connector unit to receive a concentrated fluid product pre-diluted in the first connector unit and, via a second line, to the source of liquid milk to receive cold diluted milk and complete dilution and obtain a diluted product to be dispensed from the beverage preparation device.