Abstract: A vent assembly for a firepit or other outdoor combustion facility includes a face member and a support member. The face member has a perimeter and a thickness in a direction orthogonal to the perimeter. The support member has a predetermined resilience allowing limited elastic deformation of the support member upon application of manual compressive force to the support member. Connectors on the face member and the support member cooperate to lock the face member and the support member to one another.

Abstract: A heating cooker disclosed herein includes a main body including a heating chamber in which food ingredients are placed, and a blowing path through which cooling wind flows. A heating device heats the inside of the heating chamber. A control device is arranged in the blowing path. The control device controls the heating device. A cooling fan generates cooling wind. A sound detector detects sounds including a cooking sound coming from food ingredients being heated in the heating chamber. The sound detector is arranged outside the heating chamber and near the blowing path.

Abstract: In general, cooking devices having at least one electric heating element and that are configured to cook various foods, including pizza, are provided. In some embodiments, the cooking device can include a housing having a base, a movable door coupled to the base that together define an interior cooking chamber. A cooking surface, such as a cooking stone, can be disposed proximate a heating element within the cooking chamber such that food, such as a pizza, can be placed on top of the cooking stone when inserted into the interior chamber. The heating element can be in operable communication with a controller configured to adjust the amount of heat supplied by the heating element to the interior chamber to optimize the cooking of a food, such as pizza, placed inside the interior chamber.

Abstract: A method of operating a cooking appliance includes receiving one or more inputs for a cooking sequence including a first food item at a first temperature and a second food item at a second temperature; determining a first energy transfer value for the first food item and a second energy transfer value for the second food item; comparing the first energy transfer value to the second energy transfer value according to the first and second temperatures; determining a synchronized cooking time for each of the first food item and the second food item based on the first energy transfer value and the second energy transfer value; and adjusting one or more operational parameters of the cooking sequence in response to determining the synchronized cooking time.

Abstract: A cooking appliance includes at least one heating element to selectively supply heat to a cookware item; and a controller operably connected with the at least one heating element, the controller configured to direct a heating operation. The heating operation includes a preheating phase and a cooking phase. The heating operation includes receiving a temperature setpoint for the cooking phase; determining at least one attribute for the at least one heating element for the preheating phase, the at least one attribute being based on the temperature setpoint; and initiating the preheating phase by directing the at least one heating element according to the at least one determined attribute.

Abstract: The present invention discloses an oil pan bracket structure including a support, the support is slidably connected to a bracket, the bracket has an oil pan mounted thereon to cause the oil pan to be drawably mounted on the support along with the bracket, and a sliding guide structure is provided between the support and the bracket. The present invention also discloses a grill having the oil pan bracket structure. The present invention allows the oil pan not to be detached from a grill even after being drawn to an extreme position along with the bracket.

Abstract: A ventilation range hood is disclosed as being comprised at least partially of a mild steel having a first surface with an average surface roughness between 35 micro-inches and 45 micro-inches. One or more layers of substantially clear paint are provided on the first surface. The combination of the average surface roughness and the paint provide the first surface with appearance simulating stainless steel.

Abstract: An isolation mounting arm for use with an expansion tank has a passageway with a first end portion, a second end portion, and a medial portion located between the first end portion and the second end portion with the drain port located at the terminal end of the second end portion. A first tee is located in the first end portion with oppositely disposed first and second ports. A second tee is located in the second end portion, with oppositely disposed fourth and fifth ports. A first valve member is coupled to the first port, a second valve member is coupled to the second port, and a third valve member is located adjacent to the drain port. An expansion tank is coupled to either the fourth port or the fifth port with a plug coupled to the other port.

Abstract: The hot water suppliers are configured to communicate with a hot water supplier on a downstream side via the communication line connected to a first communication connector, and communicate with a hot water supplier on an upstream side via the communication line connected to a second communication connector. In each of the first communication connector and the second communication connector, a shorting pin is connected together with the communication line by installation of a cable connector, thereby detecting connection of the communication line. When detecting that the communication line is connected to the first communication connector and the communication line is not connected to the second communication connector, a controller operates to perform a function of supervisory control for cooperative control of multiple hot water suppliers communicatively connected.

Abstract: An adapter device and/or a thermostat device for use during installation and testing of in-floor heating systems. The adapter device allows for temporary electrical interconnection between a mat and an AC power source, and includes at least one switch configured to actuate based on a user-supplied force (e.g., a finger press) to temporarily electrically couple the mat to an AC power source. The at least one switch is further configured to automatically de-actuate in the absence of the user-supplied force to electrically decouple the mat from the AC power source. The thermostat device includes at least one integrated power measurement circuit for testing and diagnostics of an in-floor heating system.

Abstract: An air channel assembly and an air conditioning device (100) having same. The air channel assembly comprises an upstream air channel member (1) and a cross-flow air channel member (2); the air channel assembly has an air supplement path (3); an air inlet (31) of the air supplement path (3) is located in an air outlet section (212) and is in communication with a region of a cross-flow air channel (23) located downstream of a fan mounting cavity (231); an air outlet (32) of the air supplement path (3) is provided between a volute tongue section (211) and the upstream air channel member (1), and the air outlet is open towards the outside of the cross-flow air channel (23) and is in communication with the upstream air channel (11).

Abstract: An air conditioner condenser unit incorporating a refrigerant compressor having an output port communicating with an output tube; having a matrix of refrigerant condensing tubes with an input port communicating with the refringent compressor's output tube; having a plurality of evaporative cooling panels which outwardly overlie the matrix of refrigerant condensing tubes; having a blower positioned for inwardly drawing air through the evaporative cooling panels, and toward the matrix of refrigerant condensing tubes; and having a water reservoir for supplying water to the evaporative cooling panels, the water reservoir housing a submersible water pump and receiving a lower end of the refrigerant condensing tubes.

Abstract: An electric control box includes a box body. The box body includes a bottom plate, a box cover covering the bottom plate, an electric control assembly mounted at the bottom plate and including an electric control board and a heat sink mounted at the electric control board, and a sealing sleeve sleeved on a circumference of the heat sink. The box cover is provided with an extension opening for the heat sink to protrude outward. An inner surface of the box cover is formed with a sink groove on a circumference of the extension opening, and the sink groove is fitted and engaged with the sealing sleeve.

Abstract: There is provided an air conditioner with sufficient thermal insulation performance without affecting the installation property in installing an air conditioner in a casing. The air conditioner includes an indoor unit having an indoor heat exchanger, an outdoor unit having an outdoor heat exchanger connected to the indoor heat exchanger through a refrigerant pipe, and an outside casing housing at least the outdoor unit and is attached to a building wall that partitions an outdoor space and an indoor space. The outside casing is fitted in a wall communication hole and has an inside space in which the outdoor unit is capable of being disposed, the wall communication hole being formed in the building wall and communicating between the outdoor space and the indoor space. The inside space is opened to the outdoor space. The outdoor unit is disposed in the inside space of the outside casing.

Abstract: A dehumidifier includes a water tank, a body having a working state, including a drainage position, and configured to extend out relative to the water tank in the working state, a drainage pump having a water inlet end communicated with the water tank and a water outlet end communicated with the drainage position, a joint assembly provided at a housing of the body with one end communicated with the water inlet end of the drainage pump, and an avoidance recess provided at an outer side surface of the housing and extending to a bottom of the body. The joint assembly is provided at and penetrates a bottom of the avoidance recess.

Abstract: A heat-pump air conditioner having a dehumidification function comprises a heat-pump host (1), a cooling/heating circulation system (2), an indoor heat exchanger (3) and an indoor dehumidifier with adjustable temperature (4), wherein the heat-pump host (1) comprises a compressor (11), a first heat exchanger (12), a fan (13), a second heat exchanger, a four-way valve (14) and an expansion valve (15), and the cooling/heating circulation system (2) comprises a supply cooling/heating pipeline (21), a return cooling/heating pipeline (22), a third heat exchanger, a water distribution and collection device (23) and a circulating water pump (24). A cooling function of the dehumidifier with adjustable temperature (4) and the heat-pump host (1) works in conjunction with temperature adjustment and dehumidification, which achieves a synergetic effect.

Abstract: A humidifier may include a humidifying device that generates humidified air, and a flow path unit that is disposed at an upper side of the humidifying device and guides humidified air. The flow path unit may include an inner shell that opens upward and through which humidified air generated by the humidifying device flows, and a water tank that is disposed inside of the inner shell and supplies stored water to the humidifying device. A discharge flow path through which humidified air flows may be formed between the inner shell and the water tank, and the inner shell may be detachably coupled to an upper side of the humidifying device.

Abstract: A humidifier may include a first humidifying water tank in which a first chamber in which water is heated is formed; a second humidifying water tank that is connected to the first humidifying water tank and having a second chamber in which humidified air is generated using water supplied from the first humidifying water tank via a vibrator; a fan that is disposed below the second humidifying water tank and forms an air flow; and a connection pipe that directs water stored in the first humidifying water tank to the second humidifying water tank. An exhaust hole through which humidified air generated in the second chamber is discharged to the outside and an air supply hole through which air blown by the fan is supplied to the second chamber may be formed in the second humidifying water tank.

Abstract: A humidifier includes a first humidifying water tank which heats water; and an electrical equipment unit electrically connected to the first humidifying water tank, wherein the first humidifying tank includes a heater which is disposed in a lower portion of the first humidifying water tank, and heats water, wherein the electrical equipment unit includes: a first substrate which supplies power to the heater; and a control box which accommodates the first substrate, and is electrically connected to a power cord and the heater, respectively.

Abstract: A humidifier includes a humidifying device which generates humidified air; a water tank which has a water storage space open to an upper side, and supplies water to the humidifying device; and a water tank cover which covers the open upper side of the water tank, wherein the water tank cover comprises a water supply hole located in an upper side of the water storage space so that the supplied water falls into the water storage space, wherein the water supply hole is formed along a circumference of an upper end of the water tank.

Abstract: A humidifier may include a water tank that stores water, at least one humidifying water tank disposed under the water tank that produces humidified air from water supplied from the water tank, an inner shell that forms a space in which the water tank is disposed, the inner shell being spaced apart from an outer circumferential surface of the water tank, an exhaust tube that extends upward to guide humidified air produced in the at least one humidifying water tank to a discharge channel formed between the water tank and the inner shell, and a sealer disposed to seal a portion between the exhaust tube and the inner shell.

Abstract: A humidifier may include a housing; a water heater tank disposed within the housing, a heater being located at a bottom of the water heater tank; a humidification water tank that is disposed within the housing and connected to the water heater tank to be supplied with water from the water heater tank; a vaporization unit that vaporizes water contained in the humidification water tank; and a drainage pipe that is connected to the water heater tank and drains the water contained in the water heater tank.

Abstract: A humidifier may include a water tank that stores water, a heating device configured to be supplied with water from the water tank and heat the water, a humidifying device that is connected with the heating device and produces humidified air using water supplied from the heating device, a first connection tube that connects the heating device and the humidifying device, a second connection tube that connects the heating device and the humidifying device at a position different from the first connection tube, and a pump disposed at a side of the second connection tube that pumps water stored in the humidifying device to the heating device.

Abstract: A humidifier may include a tank that stores water; a first humidifying water tank that is disposed at a lower side of the water tank and heats water supplied from the water tank using a heater; a second humidifying water tank that is disposed at the lower side of the water tank and generates humidified air using water supplied from the first humidifying water tank via a vibrator; a first connection pipe that connects the first humidifying water tank and the second humidifying water tank; a first valve that opens and closes a flow path connecting the water tank and the first humidifying water tank; a second valve that opens and closes the first connection pipe; and a first temperature sensor that detects a temperature of water inside of the first humidifying water tank. The second valve may open the first connection pipe, when the temperature of water detected by the first temperature sensor is equal to or higher than a first predetermined temperature.

Abstract: A humidifier according to an embodiment of the present disclosure includes: a case; a base disposed below the case; a base cover which is disposed above the base, and to which the case is removably coupled; a humidifying assembly disposed in the case and configured to generate mist, a filter disposed below the humidifying assembly; and a sterilization module disposed on the base cover and configured to emit ultraviolet light, wherein in response to the case being coupled to the base cover and the filter being seated, the sterilization module is configured to emit ultraviolet light to an inner hollow of the filter, thereby preventing a safety accident, and controlling hygiene in the humidifier.

Abstract: This application relates to roof vents with diverters that prevent or reduce the likelihood that water or other debris can be driven through the vent by wind. For example, a roof vent can include a lower portion and an upper portion attached to the lower portion at an upslope edge, the upper portion angling away from the upslope edge to create a space therebetween. The roof vent can also include a front opening between the lower portion and the upper portion at a downslope edge of the upper portion to allow airflow into and out of the space. The roof vent can include a diverter positioned downslope of the front opening and attached to the lower portion for preventing or reducing the likelihood that water or other debris can be driven through the vent by wind.

Abstract: An air purifier includes: an air passage; an antimicrobial function part placed in the air passage and configured to inactivate pathogens; and a staying time regulation part that regulates the time for which the air passing through the air passage stays within the air passage. This air purifier may further include a blower fan for causing air to pass through the air passage, or an air-flow resistance member that impedes the passage of air within the air passage. The staying time regulation part is configured to iteratively switch between a stagnating state, in which the staying time of air in the air passage is long, and an air-flowing state, in which the staying time of air therein is short.

Abstract: An air conditioner outdoor unit comprises: a cabinet including a heat exchanger, a compressor, and a fan; an internal cabinet provided inside the cabinet; a passage provided at a lower portion of the internal cabinet and in through which air flows; a vent provided at an upper portion of the internal cabinet and through which introduced air is discharged; an air guide duct disposed inside the internal cabinet; and a dust sensor disposed at the air guide duct and configured to detect dust concentration of the air passing through the internal cabinet.

Abstract: This application relates to a building energy analysis and management system for measurement and verification of building performance. The system can analyze, optimize, manage, maintain, trouble shoot, and/or modify building systems, such as HVAC systems, in connection with the building energy usage. Measurements may be gathered for one or more HVAC units coupled to pressure independent valves, and sent to one or more Surge Panels that pass data to remote analysis servers, which can receive other system or external data. The analysis servers compare measurements to predicted values and can standardize the predicted values to account for external conditions. The comparison can result in difference values used to generate probable causes and optimization recommendations. The system outputs reports or other data display using a graphical user interface that can be adjusted for an anticipated user.

Abstract: A method for modifying energy consumption by a building includes receiving sensor data generated by a sensor, where the sensor data is indicative of at least one of a mixed air temperature, an outside air temperature, or air tonnage. The method further includes providing the sensor data as input into a computer-implemented machine learning model that is trained by way of reinforcement learning. The method also includes computing a setpoint modification through use of the machine learning model, where energy consumption is reduced based upon an HVAC system for the building implementing the setpoint modification.

Abstract: A damper inspection system for a heating, ventilating, and air conditioning (HVAC) system includes a fuse link sensor configured to couple to a damper. The fuse link sensor includes a first contact and a second contact. The fuse link sensor is configured to transition between an engaged configuration in which the first contact is electrically coupled to the second contact and a disengaged configuration in which the first contact is electrically decoupled from the second contact. The damper inspection system includes a remote controller that includes control circuitry configured to electrically couple to the first contact and the second contact and to determine an operational status of a fuse link of the damper based on an electrical continuity between the first contact and the second contact.

Abstract: A humidifier includes a humidifying device which generates humidified air; a display coupled to one side of the humidifying device, wherein the display includes: a display housing which is open toward the humidifying device; and a display substrate which is installed inside the display housing, wherein the humidifying device includes a coupling cover which extends in an outward direction, and covers the display housing.

Abstract: A system to control operation of an HVAC unit for conditioning indoor air quality in a multi-zone area is disclosed, The system comprises a controller adapted to be operatively connected to an air handling unit (AHU) associated with the HVAC unit. The controller is configured to receive, from one or more sensors installed at a plurality of zones of an area of interest (AOI), a set of data packets pertaining to indoor air quality (IAQ) at each of the zones in real-time. Further, when the IAQ of any of the plurality of zones is detected to be above a first predefined level, the controller enables the AHU and the HVAC unit to circulate air from at least one of the remaining zones having the IAQ below the first predefined level to the zones having the IAQ above the first predefined level.

Abstract: A method of conditioning air within an enclosed space using an HVAC system includes controlling, by a controller, the HVAC system to cool the air within an enclosed space in response to a command from a thermostat that monitors a temperature in the enclosed space. The controller receives a humidity reading from the humidity sensor and determines whether to operate at improved cooling efficiency or at improved dehumidification efficiency based at least in part on the humidity reading. The controller determines an operating speed for the blower to achieve the determined operation at improved cooling efficiency or operation at improved dehumidification efficiency and continues to control the HVAC system to condition the air within the enclosed space including operating the blower at the determined operating speed.

Abstract: A ventilation system having a blower, a light and an auxiliary device configured to perform a function in the room other than ventilation and lighting. A control module is operatively connected to the ventilation fan and has a light switch to activate the light and a blower switch to activate the blower. A communication system including an antenna receives wireless signals and a processor operates the light switch and the blower switch based on the wireless signals. A wall switch has a plurality of device operators to provide one or more inputs to the control module.

Abstract: In an airflow control system, a tube body includes an inflow port and an outflow port. A first rectifying device is located between a fan and the outflow port in an axial direction of the fan and is configured to redirect an airflow which is swirling. A second rectifying device is located between the first rectifying device and the outflow port in the axial direction and is configured to align the direction of the airflow with a direction along the axial direction. The first rectifying device includes a tube part which is cylindrical and fins. Each of the fins has an arc shape. The fins protrude from an inner circumferential surface of the tube part toward a central axis of the tube part and are aligned in a direction along an inner circumference of the tube part. The second rectifying device includes flow paths along the axial direction.

Abstract: A blowing apparatus according to an embodiment of the present disclosure includes: a blowing fan and a protective grille arranged in front of the blowing fan, wherein the protective grille includes: a plurality of horizontal ribs extending in a first direction and arranged in a second direction perpendicular to the first direction; and a plurality of vertical ribs extending in the second direction and arranged in the first direction to be perpendicular to the plurality of horizontal ribs, based on the blowing fan rotating, an air current moving in a third direction perpendicular to the first direction and the second direction is generated, and to correspond to a direction of rotation of the air current generated by the blowing fan, an inclination angle of each of the plurality of horizontal ribs with respect to a first plane including the first direction and the third direction changes according to a position in the first direction, and an inclination angle of each of the plurality of vertical ribs with respe

Abstract: A humidifier includes a case; a humidifying device which is disposed inside the case and generates humidified air; a light source which is disposed inside the case, and emits light; and a light diffuser which diffuses the light emitted from the light source, wherein the case includes: a peripheral wall; and a discharge flow path which extends in an up-down direction from an inner side of the peripheral wall, and is located in an upper side of the humidifying device, wherein in the peripheral wall, at least a portion corresponding to a vertical location of the discharge flow path is transparent, wherein the light source is disposed in a lower side of the discharge flow path, and wherein the light diffuser is disposed between the light source and the discharge flow path and extends downward in a center direction of the case.

Abstract: A humidifier may include a case; a humidifying device which is disposed inside the case, and generates humidified air; and a light source which is disposed inside the case, and emits light, wherein the case includes an inner shell which is disposed above the humidifying device, and in which a first discharge flow path through which the humidified air flows is formed, wherein the light source is disposed outside the inner shell.

Abstract: A system for heating a flow of water comprising a heating circuit fluidly coupled to a water source fluidly coupled to a plurality of water fixtures. The heating circuit may comprise an inlet, an outlet, and a water containment unit comprising a ferromagnetic material. The heating circuit may comprise an inductor operatively coupled to the water containment unit. Actuating the inductor may induce magnetic eddy currents in the ferromagnetic material to heat the flow of water. The heating circuit may further comprise an electric high-frequency generator operatively coupled to the inductor. The electric high-frequency generator may be configured to actuate the inductor. The system may further comprise a plurality of sensors comprising pressure sensors, temperature sensors, flow rate sensors, or a combination thereof. The system may further comprise a Smart Appliance communicatively coupled to the heating circuit and the plurality of sensors.

Abstract: Provided is a hot water supply system in which each of multiple hot water suppliers communicatively connected in series by a communication line includes a first communication unit for communicating with another adjacent hot water supplier on the downstream side via the communication line and a second communication unit for communicating with another adjacent hot water supplier on the upstream side. The controller of each hot water supplier executed a control processing to recognize, based on presence or absence of communication by the first communication unit and the second communication unit, its role as a leader positioned at the most upstream side of a series connection constituting a communication connection and operating to execute a supervisory control for cooperative control; a terminal follower positioned at the most downstream of the series connection constituting the communication connection; or a middle follower located between the leader and the end follower.

Abstract: Pool heaters, including floating pool heaters, and related methods are presented. For instance, a pool heater includes a power supply; a body structure comprising a first portion comprising a heat absorbing material forming one or more channels; and a pump powered by the power supply to circulate a fluid via the one or more channels of the body structure. The heat absorbing material of the first portion absorbs solar energy and transfers the solar energy to the fluid circulating in the body structure of the pool heater and then to pool water.

Abstract: A device and system for solar water heating that comprises a water heating panel with improved heat transfer. The water heating panel comprises a pipe distributer and a manifold having two separate portions comprising an inlet portion and an outlet portion and: a plurality of fluid heating pipes that are configured to be in fluid communication between the manifold and the pipe distributer.

Abstract: A solid particle solar receiver comprising: a housing which includes at least one opening for receiving concentrated solar irradiance; and an inclined receiver surface about and along which particles fall downwardly from a particle inlet, the receiver surface being located in the housing in a position through which concentrated solar irradiance can incident through the at least one opening, wherein the receiver surface comprises at least two particle falling stages, each stage separated by at least one particle retention formation configured to receive, accumulate and progressively discharging particles into a subsequent stage. and wherein the receiver surface is configured with a frustoconical shaped curve.

Abstract: The present invention relates to optimizing power generation of solar trackers. In embodiments of the invention, the optimization may include raycasting solar panels that are near each other and backtracking one or both of them depending on the raycasting results. Such optimization may reduce or eliminate shading of the solar trackers at certain times of day, even solar trackers installed on sloped terrain.

Abstract: The present disclosure relates to a storehouse. In one aspect of the present disclosure, a storehouse may include a first storage space configured to provide a space in which goods are stored within a predetermined temperature or a predetermined temperature range and a second storage space configured to provide a space in which a first heat exchanger is accommodated. The storehouse may include a third storage space configured to provide a space in which a second heat exchanger is accommodated. The storehouse may include a suction line heat exchanger (SLHX) including a first refrigerant pipe through which a refrigerant passing through the first heat exchanger flows and a second refrigerant pipe through which a refrigerant passing through the second heat exchanger flows, the first refrigerant pipe and the second refrigerant pipe being provided in contact with each other to exchange heat with each other.

Abstract: The invention is a device as well as a system that forms and stores thermal energy in the form of ice and uses the stored thermal energy to provide cooling to residences and other buildings. The device is a refrigerant-based thermal storage system with an ice-tank heat exchanger that cools a refrigerant that is then circulated to an air handler as part of an air conditioning system. The device integrates with commercial heating and cooling devices such as compressors, condensers, air handlers, fans, air conditioning systems, furnaces and heating, ventilation and air conditioning (HVAC) systems.

Abstract: A refrigeration cycle apparatus includes a heat source unit, a plurality of indoor units, and a branch unit configured to transfer refrigerant. The branch unit includes a plurality of six-way valves each being provided for a corresponding one of the plurality of indoor units. Each of the six-way valves includes a housing having a first port to a sixth port, and a valve body disposed inside the housing and provided with a first flow path and a second flow path. In a second switching state, the first port communicates with the second port through the first flow path, and the fourth port communicates with the fifth port through the second flow path. In a first switching state, the second port communicates with the third port through the first flow path, and the fifth port communicates with the sixth port through the second flow path.

Abstract: An air cooling-type refrigeration device includes a device body, an air cooling system attached to the device body, and a drawer which may be pulled out relative to the device body, the drawer being capable of receiving cold air provided by the air cooling system, so as to cool an object stored in the drawer. The air cooling-type refrigeration device further comprises a magnetic field generating apparatus and a detection apparatus. When the magnetic field generating apparatus is powered on, a magnetic field acting on the object stored in the drawer is generated. The detection apparatus is used to detect whether the drawer is pulled out. The magnetic field generating apparatus and the detection apparatus are configured such that the magnetic field generating apparatus is powered off when the detection apparatus detects that the drawer is pulled out.

Abstract: The cooling system (10?, 10?, 10III) according to the invention, for a machine for processing a mixture comprises A) a central body (1?, 1?, 1III); B) at least three Peltier cells (2) each of which resting on said external flanks of the central body; C) one or more heat sinks (3); D) an assembling system (5?) in turn comprising a belt element (51) and a tensioner (55). The tensioner (55) tensions the belt element (51) by tightening the three Peltier cells (2) against the external flanks of the central body (1?, 1?, 1III) and fixing the at least three Peltier cells (2) to such flanks. The invention also relates to a machine for producing ice creams provided with such cooling system.