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 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.

Abstract: A machine for making liquid and/or semi-liquid products for the ice cream, pastry or catering trade, including: a processing container forming a processing chamber for making an ice cream product; a stirrer mounted inside the processing chamber; a thermal treatment system provided with at least one heat exchanger associated with the processing container, for exchanging heat with the container; a feed unit including a container containing a basic preparation for an ice cream, pastry or catering product, and a pressurized gaseous fluid injection device configured to inject the gaseous fluid into the container in such a way as to cause the basic preparation to be expelled from the container and transferred to the processing container; a diluting liquid injection device for delivering a diluting liquid.

Abstract: A machine for making and dispensing liquid or semi-liquid products including, in combination: at least one batch freezing unit, including: a processing vessel, a stirrer mounted inside the processing vessel to mix the basic product and provided with scrapers acting on the inside walls of the processing vessel, and a dispenser adapted to allow the product to be drawn out of the processing vessel; a first refrigerated compartment adapted to house a plurality of vessels for containing basic products; at least a first door for closing the first refrigerated compartment; at least one pump connected in use to the processing vessel and connectable to one of the vessels for containing basic products in order to transfer the basic product from the vessel for containing basic products to the processing vessel.

Abstract: A machine for making liquid or semi-liquid products comprises: a container adapted to contain a liquid or semi-liquid base product; a thermal treatment system associated with the container to cool or heat the walls of the container; a stirrer equipped with a plurality of radial vanes and, in use, mounted inside the container to mix the liquid base product inside the container; the machine being characterized in that it further comprises a basket having a plurality of through openings on its walls, defining an internal space for containing flavorings or the like and, in use, mounted inside the container.

Abstract: A machine for making liquid or semi-liquid food products includes a processing chamber for processing a basic mixture and including a stirrer and thermal treatment system operating in conjunction to convert the basic mixture into a liquid or semi-liquid product; an electronic drive and control unit; a dispensing device having a dispensing nozzle connected to the processing chamber to deliver the product; a support having a seat for housing a receiving container; a movement device for vertically moving the support between a vertical position away from the nozzle and a vertical position close to the nozzle; and a device for rotating the housing seat about a vertical axis. The electronic drive and control unit is operatively connected to the movement device and to the device for rotating the housing seat to drive them according to a predetermined law of motion.

Abstract: A machine for making liquid or semi-liquid products, includes: a first processing container for processing a basic liquid or semi-liquid product and defining a processing chamber; a cooling cylinder mounted inside the first container; a second processing container; a connecting duct between the first container and the second container; a dispensing device associated with the first processing container and configured, in a dispensing configuration, to deliver the liquid or semi-liquid product to the outside or, in an inhibiting configuration, to prevent the liquid or semi-liquid product from being dispensed; and a shutoff valve configured, in a closed configuration, to close the connecting duct between the first container and the second container or, in an open configuration, to open the connecting duct between the first container and the second container.

Abstract: A machine for making liquid or semi-liquid food products includes a plurality of supply containers containing a basic mixture and deformable wall, so the space occupied by each first container depends on a quantity of basic mixture therein. A processing container includes a stirrer and thermal treatment system, operating with one another to convert the basic mixture into a liquid or semi-liquid product. A connecting system connects the supply containers to the processing container to transfer the basic mixture from one of the supply containers to the processing container and includes a plurality of pneumatically operated closing valves, where each of the valves is associated with one of the supply containers and can be activated and deactivated independently of the remaining valves to allow the placement of one of the containers in connection with the processing container.

Abstract: A method for cleaning a machine for liquid or semi-liquid products, the machine includes: a first container intended to contain a liquid or semi-liquid basic mixture or finished product and also provided with related means for thermal treatment of the liquid or semi-liquid basic mixture or finished product and a mixer. The method includes, in time sequence, the following steps: a) emptying the basic mixture contained in the first container; b) washing said first container with a washing fluid; c) at least partly filling the first container with a cleaning fluid and subjecting the cleaning fluid in the first container to a pasteurizing thermal treatment.

Abstract: A machine for making liquid or semi-liquid products, including: a first processing container for processing a basic liquid or semi-liquid product and defining a processing chamber; a cooling cylinder mounted inside the first container; a rotary stirrer mounted inside the first container and outside the cooling cylinder; a thermal treatment system provided with at least a first exchanger associated with the cooling cylinder; a second processing container; a connecting duct designed to connect the second processing container to the first processing container to transfer the basic liquid or semi-liquid product from the second processing container to the first processing container; a dispensing device associated with the first processing container to deliver the liquid or semi-liquid product to the outside.

Abstract: A machine for making and dispensing liquid and/or semi-liquid food products comprises a supply tank equipped with a loading mouth through which the ingredients necessary to make the basic product are loaded, and a lid for opening and closing the loading mouth; the lid comprises a covering wall with at least two parts which are foldable relative to each other and which are joined to each other by a folding line.

Abstract: A machine for making and dispensing iced food products such as granitas, slush drinks and the like including: at least one closed and sealed chamber for containing and processing the product to be dispensed; a corresponding tank for feeding the basic ingredients needed for obtaining the product to be dispensed; a connecting pipe between an outlet of the tank and the inlet of the chamber; and a flow meter positioned along said pipe.

Abstract: A machine for simultaneously making first and second liquid or semi-liquid products includes a first stirrer operating on a first container and a second stirrer operating on a second container. A thermodynamic heat treatment system includes a circuit filled with a heat exchanger fluid, a compressor operating on the fluid, a first heat exchanger affected by the fluid to exchange heat with the first container, and a second heat exchanger affected by the fluid to exchange heat with the second container. A first device for adjusting the flow rate of the fluid allows adjustment of the thermal power exchanged by the first heat exchanger. A second device for adjusting the flow rate of the fluid allows adjustment of the thermal power exchanged by the second heat exchanger. A control unit controls the first and second devices as a function of a measured operating parameter of the machine.

Abstract: A connector for connecting a deformable bag for liquid or semi-liquid products to a machine for distributing the product and includes a body with an opening passing therethrough and acting as a product outlet and connected to the machine, with a thermal sensor supported so as to be positioned inside the bag, in contact with the liquid or semi-liquid product. The sensor is fixed in a second opening that is parallel or almost parallel to the product transit opening and a connecting cable comes out of the end of the body intended to remain outside the bag. The assembly formed by the bag and the connector and the machine for distributing a liquid or semi-liquid food product supplied with the bag equipped with the connector.

Abstract: A thermodynamic system for a container containing food products of the liquid and/or semi-liquid type includes a circuit including a compressor, a condenser, an expansion element, an evaporator and heat exchanger fluid. An exchanger includes a delivery duct and a return duct, the delivery duct connected on a first side to a condenser outlet to receive the fluid, and connected on the other side to the expansion element to release the fluid to the expansion element. The return duct is connected, on a first side, to a condenser inlet. A recirculation duct is connected to the second side of the delivery duct to receive the fluid, and to a second side of the return duct, opposite the first side, to release the fluid to the return duct. A further expansion element is positioned in the recirculation duct to allow the fluid circulating in the recirculation duct to expand.