Abstract: A machine for making liquid or semi-liquid products, including: a processing container for processing a basic liquid or semi-liquid product, defining a processing chamber and provided with a stirrer rotating inside the processing chamber; a thermal treatment system associated with the processing container for heating and/or cooling the processing chamber; a dispensing device which is associated with the processing container to receive therefrom the processed, basic liquid or semi-liquid product, and which is equipped with controls for delivering the processed, basic liquid or semi-liquid product to the outside of the processing container; an electronic control unit for controlling at least one actuator of the machine, a plurality of syrup containers, at least one heating and/or cooling device connectable to one or more of the syrup containers and/or connecting pipes and/or pumps in order to thermally treat the syrups.

Abstract: A method for making ice cream including the following steps, performed in the following order: heating the side walls of the processing container to a preset preheating temperature; placing a basic ice cream mixture in the processing chamber after the step of heating the side walls of the processing container to a preset preheating temperature; deactivating any infectious agents which may be present in the basic mixture by activating the thermal treatment system in heating mode for a predetermined time in order to pasteurize the basic mixture inside the processing chamber; keeping the basic mixture, previously subjected to the thermal treatment inside the processing chamber, for a predetermined hold time.

Abstract: A machine for making a liquid or semi-liquid product of the frozen type which includes a container for processing the liquid or semi-liquid product, provided with a loading opening; a stirrer positioned inside said container; a refrigeration system, provided with a heat carrying fluid, and comprising a heat exchanger, associated with said container; said container, stirrer and heat exchanger forming a batch freezing unit, a supplying unit for supplying a basic liquid product, associated with said container for releasing a basic liquid product designed to be mixed with a basic powder; closing means for the supplying unit, operatively acting on the supplying unit and capable of being activated and deactivated to allow supplying of the basic liquid product; a control unit, designed to control the refrigeration system, said stirrer and the closing means.

Abstract: A device (1) for detecting the bacterial charge in a liquid or semi-liquid food product comprises a main containment body (2), an analysis chamber (3), located inside the containment body (2) and designed to contain a certain quantity of product to be examined, one or more heating means (4) designed to heat the product inside the analysis chamber (3), at least one temperature sensor (5) designed to monitor the temperature of the product inside the analysis chamber (3) and sensor means (6) designed to detect the impedance in the product inside the analysis chamber (3). The analysis chamber (3) has an elongate shape and extends along a principal axis (3a), while the one or more heating means (4) are symmetrical about a plane at right angles to the principal axis (3a).

Abstract: A machine for making and dispensing ice creams, comprises in combination: a container designed to contain a basic mixture for converting it into ice cream; a mixer and a refrigeration system, operatively associated with said container respectively for mixing said basic mixture and for cooling said basic mixture in such a way as to convert it, in the container, into ice cream; a control and operating unit, operatively associated with said refrigeration system for controlling activation and deactivation of said refrigeration system and for regulating its cooling thermal power at least between a first, production thermal power and a second, preservation thermal power which is lower than said first, production thermal power, said control and operating unit being designed to allow said refrigeration system to be activated at the second, preservation power when said container is substantially empty.

Abstract: A machine for producing and dispensing liquid or semiliquid foodstuffs, includes a heat-adjustment system including a thermal circuit within which a thermal fluid circulates. The thermal circuit includes a compressor, a condenser, an electronic expansion valve, an evaporator, and a control unit configured for determining a main parameter (SH) representative of instantaneous overheating of the thermal fluid coming out of the evaporator. A reference parameter (SHset) is determined as a function of a predetermined value (SHmin), and of an auxiliary value (DT) depending on a variation in time of the temperature (Tout) of the fluid coming out of the evaporator, and of the saturation temperature (Tsat) of the fluid coming out of the evaporator. An electric command signal (S) for the valve is generated as a function of a comparison between the main parameter (SH) and reference parameter (SHset).

Abstract: A machine for making and dispensing semiliquid and/or semisolid food products comprises a frame (2) furnished with a base (4) and an operating unit (6) for processing at least one mixture for making and dispensing the products. The operating unit (6) is movable at least between a raised position and a lowered position relative to the base (4) through the agency of a respective movement means (8).

Abstract: A method for making liquid and/or semi-liquid food products from liquid and/or semi-liquid base products comprising the steps of: preparing a container for supplying the base products, a container for processing the base products and a duct connecting the supplying container to the processing container and having at least one deformable portion; transferring the liquid base products through the connecting duct from the supplying container to the processing container; measuring a deformation value of said deformable portion of said connecting duct; controlling said supplying of the liquid base products through said connecting duct, from the supplying container to the processing container as a function of the measured value of deformation of the portion of the connecting duct.

Abstract: A machine for making and dispensing chocolate, comprising: at least one chocolate processing container; a chocolate dispenser tap connected to the processing container for allowing chocolate dispensing; at least a first mixer associated with the container for mixing the chocolate being processed; thermal treatment means associated with said at least one processing container and designed to heat and/or cool the walls of said processing container; an operating and control unit, designed to control said thermal treatment means so as to bring, in sequence in terms of time, the chocolate being processed in said at least one container; to a first, chocolate melting temperature; to a second temperature, which is lower than the first temperature; to a third temperature, which is between the second temperature and the first temperature.

Abstract: A method for making of ice cream on a stick, includes the following steps: subjecting a liquid or semiliquid base product to cooling and stirring inside a container to obtain a processed liquid or semiliquid product; drawing the processed product from the container to fill cavities of a mould; inserting sticks in the mould; cooling the mould, filled with the processed product and containing the sticks, so as to obtain ice creams on a stick.

Abstract: A method for making and dispensing liquid or semi-liquid food products is implemented in a machine including a one containment tank for containing a liquid basic product, a processing circuit for that product, to obtain a liquid or semi-liquid food product, a dispenser for dispensing the food product, an actuator acting on the basic product and/or on the food product and/or on parts of the machine, and a user interface for controlling the making and dispensing. The method, implemented by a control and processing unit connected with the user interface, includes: measuring one or more operating parameters, activating a first data communication for obtaining the operating parameters, receiving the operating parameters, activating a second data communication with the user interface for receiving commands representing selectable settings of preparations, and controlling the actuator as a function of the operating parameters and commands received.

Abstract: A machine for the homogenization and thermal treatment of liquid and semi-liquid food products comprises, in combination: a tank for containing the food products; electric first heating means, operating on the food product to heat it and so thermally treat it; a heating plant with thermodynamic cycle comprising at least a first heat exchanger; second heating means comprising said first heat exchanger, operating on the food product to heat it and so thermally treat it.

Abstract: A machine for processing and keeping ice cream, slush drinks and similar products, comprises a display counter comprising, a plurality of visible mixing and freezing cylinders for processing basic products and keeping ice cream, and a cooling circuit which allows the temperature of the basic products and of the ice cream to be adjusted; the cooling circuit is equipped with a first refrigerating circuit and a second heating circuit having respective offtake branches dedicated to each of the mixing and freezing cylinders and designed to maintain the temperature for processing the basic product at the same temperature for keeping the ice cream.

Abstract: This invention relates to a machine for making, storing and dispensing yogurt, comprising a tank for processing a certain quantity of milk, a device for inoculating milk ferments inside the tank, a cylinder for keeping and storing the yogurt, which is connected to the processing tank, a tap for dispensing the yogurt coming from the keeping and storing cylinder; the machine also comprises a heating and cooling unit connected to the processing tank and capable of causing the milk to reach a first pasteurization temperature, a second inoculation temperature, at which a certain quantity of milk ferments is inoculated in the processing tank through the inoculating device, and a third fermentation temperature of the milk ferments; the heating and cooling unit is also connected to the keeping and storing cylinder to cool the yogurt coming from the processing tank and to bring it to a fourth cooling temperature and to a fifth storing and dispensing temperature.

Abstract: The invention describes a machine for making ice-cream which comprises a holding tank and a cooling and/or heating circuit for a liquid or semi-liquid foodstuff to be treated, a detection apparatus capable of detecting a characteristic parameter of this product, and a control unit capable of recognizing the product starting from this parameter, and for setting operating parameters for the machine on the basis of the product recognized.

Abstract: A natural coolant refrigerating plant comprising a motor-driven compressor with two compression stages, at least one jacket for heating and/or cooling a product being processed, an intercooler located upstream of the second compression stage and a gas-cooler located downstream of the outlet from the second compression stage. Moreover, the plant comprises a first branch, connecting the outlet of the gas-cooler with the inlet of the first stage of the motor-driven compressor for recovering a predetermined quantity of coolant.

Abstract: A machine for making and dispensing semiliquid and/or semisolid food products comprising a working unit equipped with a cylinder for processing a mixture of a basic product and air, a heat exchange fluid flow chamber located around the cylinder, a dispensing tap and means for treating and feeding the heat exchange fluid to the flow chamber, is equipped with a flexible container for containing the basic product; a peristaltic pump transfers the basic product from the container to the processing cylinder through a supply duct along which there is a first pressure sensor for the pressure of the mixture fed into the cylinder; the sensor sends a signal indicating the pressure of the mixture to a control and drive unit which adjusts the operation of the peristaltic pump and thus the output pressure of the pump.

Abstract: A machine for making and dispensing liquid, semi-liquid and/or semi-solid food products comprising a cylinder for processing a mixture of a basic product and air, a chamber for the transit of a heat exchange fluid, the chamber being located around the cylinder, a dispensing tap and means for treating the heat exchange fluid and supplying it to the transit chamber; it is equipped with a flexible container for containing the basic product and housed in a rigid container; a compressor of a flow of pressurized air being designed to send pressurized air into the rigid container in such a way that it acts on the flexible container to cause the transfer of the basic product from the container to the processing cylinder through a feed tube.

Abstract: A machine for making and dispensing semiliquid and/or semisolid food products comprises a frame (2) furnished with a base (4) and an operating unit (6) for processing at least one mixture for making and dispensing the products. The operating unit (6) is movable at least between a raised position and a lowered position relative to the base (4) through the agency of a respective movement means (8).

Abstract: A machine for the homogenization and thermal treatment of liquid and semi-liquid food products, for example ice creams, whipped cream, creams, chocolate, yogurt and the like, comprises a containment tank for the mixture and a centrifugal pump put in fluid communication with the bottom of the containment tank for drawing mixture from the tank and putting it back into the tank, heating and cooling means acting at the pump for heating and cooling the mixture in transit in the pump. The heating and cooling means comprise a thermal machine with reversible thermodynamic cycle and using carbon dioxide as refrigerant.