Abstract: A machine for making liquid or semi-liquid products includes a thermal system using a main heat exchanger fluid, a compressor, a first heat exchanger and a pressure reducing element, all affected by circulation of the main heat exchanger fluid. A motor includes a drive shaft rotatable about a vertical axis. A production unit includes a first container with a processing chamber for making ice cream and a stirrer insertable into the first processing container. A second container includes a cavity rotatably housing the first container and which is fixed relative to a frame. Channels for circulating the main heat exchanger fluid are associated with the second container and define for the thermal system a second heat exchanger in which the main heat exchanger fluid circulates. A coupling mechanism couples the first container and drive shaft for transmission of motion from the motor to the first container.

Abstract: A machine for making liquid or semi-liquid food products with a plurality of deformable feeding containers, each feeding container connected to a processing chamber for processing the base mixture and including a stirrer and a thermal treatment device for the base mixture, operating in conjunction with one another to convert the base mixture into a liquid or semi-liquid product. The operative connection of each feeding container to the processing chamber to transfer the base mixture from the feeding container to the processing chamber is made by a network of withdrawing ducts through an interposed pneumatically actuated valve which can be activated and deactivated independently of the remaining valves and which includes a valve body with an inlet duct and an outlet duct, and with a shutter acting to selectively interrupt or allow the connection between the inlet duct and the outlet duct.

Abstract: A machine for pasteurizing liquid or semi-liquid food products, including: a first container for the thermal treatment of a liquid or semi-liquid base product; a second container for feeding the liquid or semi-liquid base product, connected to the first, thermal treatment container, for feeding the liquid or semi-liquid base product; a stirrer for mixing the product in the first, processing container and mounted inside the first, thermal treatment container; a thermal system including an exchanger associated with the walls of the first, processing container and configured to release heat at the walls of the first, thermal treatment container, the machine wherein the stirrer is externally helically shaped and extends between a first, inlet end and a second, outlet end, so that as it rotates, the liquid or semi-liquid product is made to advance between the first, inlet end and the second, outlet end.

Abstract: A machine for making and dispensing liquid, semi-liquid and/or semi-solid food products and which includes at least a cylinder for containing and processing basic products, means for heating and cooling the cylinder wrapped around at least part of the cylinder and a mixer unit positioned inside the cylinder which is able to mix the basic products during their processing; the machine also includes a supply duct for supplying the products into the cylinder, a dispensing duct for withdrawing the food products from the cylinder and means for recirculating the products contained in the containment and processing cylinder which are able to withdraw the products from the cylinder through the dispensing duct and to return them into the cylinder through the supply duct.

Abstract: A machine for producing and dispensing liquid and semi-liquid consumer food products such as ice creams, whipped cream, yogurt and the like comprises a container for a basic product of the consumer food product, a feed and treatment circuit for the basic product, comprising a feed pump, dispensing means positioned at an outfeed end of the feed and treatment circuit, and a device for checking the bacterial load of the product during production/dispensing; an electronic control unit controlling and regulating the various steps for measuring the bacterial load.

Abstract: A machine for making liquid or semi-liquid food products, specifically ice cream, includes a vessel for processing liquid or semi-liquid base products by means of a stirring device driven by a motor. The mixture in the vessel is transferred through a duct, along which movement means for moving the mixture are operatively located, these movement means comprising a rotary device including two juxtaposed discs, on which a series of rollers is mounted in such a way as to press a flexible portion of the duct, and an opposing element confronting the rollers.

Abstract: The invention relates to a process for formulating an ice cream wherein a high percentage of the added sugars (from 0% to 20%) is substituted for complex sugar substances known as prebiotics which, after pasteurization, can be partly or totally fermented by probiotic bacteria of the genera Bifidobacterium, Lactobacillus and Streptococcus, or hydrolyzed by enzymes to obtain a partly fermented ice cream with a low sugar content and containing a high number (>106/ml) of live probiotic bacteria. The different prebiotics are used as individual ingredients or in mixtures and in diverse concentrations. The invention also relates to an ice cream comprising a reduced content of added sugars such as sucrose, dextrose, glucose syrup, partly or totally substituted for prebiotics, optionally fermented by probiotics and/or hydrolyzed by enzymes.

Abstract: A method for making ice cream including a basic flavor in which an additional flavor of a different type is inserted includes the following steps: preparing a container for processing the basic ice cream product; cooling and stirring a basic preparation inside processing container to make a basic ice cream product; preparing a hermetically sealed capsule containing an additional flavor; opening the capsule; simultaneously transferring a portion of the basic ice cream from the processing container to the serving container and the additional flavor from the open capsule to the serving container, wherein the simultaneous transferring step comprises a step of delivering the additional flavor into a first predetermined spatial region and a step of delivering the basic ice cream into a second spatial region which contains the first spatial region, so that the additional flavor is fed into the basic ice cream in the serving container.

Abstract: A machine used for making liquid or semi-liquid food products, specifically ice cream, comprises a container for processing liquid or semi-liquid base products by means of a stirring device driven by a motor. The stirring device comprises an external mixing structure to which a shaft is fixed so that the motor can drive it in rotation. Keyed to the shaft are scraping elements which scrape the product off the inside walls of the processing container.

Abstract: A machine for making and dispensing cold or ice beverages, such as cool drinks, slushes, sorbets and the like, comprising at least: a containment and processing tank for the product to be dispensed which has a front wall, which is equipped at the bottom with a dispensing mouth for dispensing the beverage, a dispenser, located at the beverage dispensing mouth and able to be turned on or off to allow the beverage to be dispensed; a thermal treatment cylinder located inside the containment tank; a stirrer located outside an outer surface of said thermal treatment cylinder and adapted to rotate about a respective axis of rotation; a refrigerating plant comprising a first exchanger, a second heat exchanger, a pressure reducing unit and a compressor, the first heat exchanger being located inside said thermal treatment cylinder, a containment compartment for the second heat exchanger, a pressure reducing unit and a compressor.

Abstract: A method for making semi-liquid iced food products includes the following steps: providing a container containing a liquid base product; opening the container containing a liquid base product; pouring only the contents of the container into a receptacle; transferring only the contents of the container, which have been poured into the receptacle, into a processing chamber provided with a stirrer and thermal treatment means; cooling with the thermal treatment means and simultaneously mixing with the stirrer, only the contents of the container which have been transferred into the processing chamber until obtaining a semi-liquid finished product.

Abstract: A machine for making liquid or semi-liquid food products includes: a first processing container for processing a liquid or semi-liquid base product and defining a processing chamber; a stirrer for mixing the product in the first processing container; a thermal system including a heat exchanger, associated with the first processing container, wherein the heat exchanger includes a hollow element extending along an axis and provided externally with grooves defining a path extending along the axis and at least one duct disposed inside the grooves.

Abstract: A method for determining the bacterial charge in a liquid or semi-liquid product, including: preparing a quantity of liquid or semi-liquid product to be analyzed; keeping that quantity of liquid or semi-liquid product at a preset measuring temperature (Tm) and deriving values (?) representing an angle of electrical impedance of the liquid or semi-liquid product at predetermined time instants; deriving an indication of the presence of a bacterial charge in the liquid or semi-liquid product as a function of the time trend of the values (?) representing the angle of the electrical impedance.

Abstract: A machine for making and dispensing cold or ice beverages, such as cool drinks, slushes, sorbets and the like, comprising at least: a containment and processing tank for the product to be dispensed which has a front wall, which is equipped at the bottom of it with a dispensing mouth for dispensing the beverage, a dispenser, located at the beverage dispensing mouth and able to be turned on or off to allow the beverage to be dispensed; a thermal treatment cylinder located inside the containment tank; a stirrer located outside an outer surface of said thermal treatment cylinder and adapted to rotate about a respective axis of rotation; a thermal treatment plant comprising a first exchanger, a second heat exchanger, a pressure reducing unit and a compressor, the first heat exchanger being located inside said thermal treatment cylinder.

Abstract: A machine for making and dispensing cold or iced products includes: an element for containing the product to be dispensed and equipped with a mouth for dispensing the food product; a dispenser located at the mouth for dispensing the food product and able to be turned on or off to allow the food product to be dispensed; a thermal treatment cylinder; a stirrer, coaxial with the thermal treatment cylinder and adapted to rotate about a respective axis of rotation; a refrigeration system in which a refrigerant fluid circulates and includes an evaporator associated with the thermal treatment cylinder, a condenser, a pressure reducing element and a compressor; wherein the evaporator includes a first tubular member and a second tubular member extending along an axial direction parallel to the axis of rotation X, the second tubular member being inserted inside the first tubular member to define an annular chamber extending uninterruptedly.

Abstract: A method for making variegated ice cream, comprising the following steps: preparing container for processing the basic ice cream product; cooling and stirring a basic preparation inside the processing container to make the basic ice cream product; preparing a hermetically sealed capsule containing an additional flavor; opening the capsule; simultaneously transferring a portion of basic ice cream product from the processing container to a serving container and transferring the additional flavor from the open capsule to the basic ice cream product to produce a variegated ice cream product, which is defined by combining the basic product and the additional flavor.

Abstract: A machine for making liquid or semi-liquid food products includes a processing chamber; a frame defining an opening to the chamber; a stirrer mounted inside the chamber; a cooling system including a heat exchanger associated with the chamber; a closing device connected to the frame and movable between a closed configuration occlude the opening, and an open configuration allowing access to the chamber through the opening. The closing device includes a door hinged to the frame. A retaining device acts on the closing device to maintain the closed configuration. The retaining device includes a rotary element, connected to one between the door and the frame and a stop provided on the other. The rotary element is rotatable between a retaining configuration, engaging the stop to stop the opening of the door, and a disengaged configuration, disengaged from the stop to allow opening of the door.

Abstract: Described is a stirrer of a machine for making and dispensing ice cream products, the stirrer rotating about an axis inside a mixing and cooling cylinder and comprising: a body defining a plurality of helical scraping blades extending around the axis and acting on an inside wall of the mixing and cooling cylinder to be scraped; a shaft for rotating the stirrer about the axis of rotation; a plurality of scraping members, each designed to be coupled to a blade and equipped with elastic coupling means for the blade adapted to be elastically deformed in order to allow it to be coupled to the blade.

Abstract: A machine for making liquid and/or semi-liquid food products includes a boiler for heating; a first chamber for processing a hot type liquid product, having an outlet and an inlet connected to the boiler; and a first dispensing unit, connectable to the outlet for dispensing a hot product. A mixing and cooling unit for making a cold type product includes a processing container and a stirrer, the mixing and cooling unit being connectable to the outlet for receiving the hot product defining a basic ingredient for making a product of the cold type. The outlet is switchable between a first configuration wherein the outlet is operatively connected to the mixing and cooling unit to allow transfer of hot product inside the processing container, and a second configuration wherein the outlet is operatively connected to the first dispensing unit to allow hot product to be dispensed.

Abstract: A machine for making liquid and semi-liquid products includes a container for processing the products, a mixer operating inside the container, a heat exchanger, operatively associated with the container for exchanging heat with the product inside the container, a motor driving the mixer, and an inverter, connected to the motor for controlling operation of the motor. A control and operating unit, connected to the inverter sends command signals and receives control signals. A communication fieldbus, interposed between the inverter and the control unit allows transmission of the signals. The control unit is programmed to run a first algorithm of the state machine type configured to control the inverter, include the following states: transmission of a command to the inverter, standby for confirmation that the inverter received the command, transmission of a read request for an inverter operating parameter, standby for receiving the inverter parameter.