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HEATING AND COOLING

Subclass of:

165 - Heat exchange

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
165061000 Heating and cooling of the same material 95
165059000 With ventilation 44
165060000 Gas-liquid contactor 7
Entries
DocumentTitleDate
20100122793SECONDARY LOOP-INTEGRAL HEATER CORE AND COOLER - The assembly includes a pair of heat exchangers, each including an upper and lower manifold, parallel and spaced relative to one another. Tubes extend between each set of upper and lower manifolds with fins disposed between each of the tubes. A valve system controls fluid flow between the upper manifolds and the lower manifolds. The valve system is movable between a maximum cooling mode with fluid flow form the first upper manifold through both of the tubes and to said first lower manifold. A temperate mode allows fluid to flow from the first upper manifold to the first lower manifold and from the second upper manifold to the second lower manifold to prevent flash fogging. A maximum cooling mode allows fluid to flow from the second upper manifold through both of the first and second tubes to the lower manifolds.05-20-2010
20110265974METHODS AND EQUIPMENT FOR HEATING AND COOLING BUILDING ZONES - As discussed herein, a first aspect of the present invention provides a device for enabling an HVAC component to be easily connected to, and disconnected from, an HVAC system. The device can include a modular distribution box, hot and cold HVAC fluid inlet pipes, HVAC component supply and HVAC component return pipes, and hot and cold HVAC fluid outlet pipes, each of which can be coupled to the modular distribution box, and each of which can have a connector. The hot HVAC fluid inlet pipe's connector can be configured to connect to a hot HVAC pipe, and the cold HVAC fluid inlet pipe's connector can be configured to connect to a cold HVAC pipe. The HVAC component supply pipe's connector can be configured to connect to an inlet pipe of the HVAC component, and the HVAC component return pipe's connector can be configured to connect to an outlet pipe of the HVAC component. The hot HVAC fluid outlet pipe's connector can be configured to connect to the hot HVAC pipe, and the cold HVAC fluid outlet pipe's connector can be configured to connect to the cold HVAC pipe. The hot and cold HVAC fluid inlet pipes, the HVAC component supply and HVAC component return pipes, and the hot and cold HVAC fluid outlet pipes, permit the entire modular distribution box to be connected to and disconnected from the HVAC component and the HVAC system as a whole unit.11-03-2011
20120031583DEVICE AND METHOD FOR COOLING FOOD MACHINERY - A machine for producing or processing foods with a machine housing and a cooling system for cooling the machine housing interior, whereby the cooling system is formed in such a way that the ambient air is not contaminated by the cooling agent that is contaminated with germs, and a method for cooling the food processing or producing machine.02-09-2012
20080308255INTERNAL WARMING-UP METHOD AND SHEET POST-PROCESSING APPARATUS INCLUDING WARMING-UP DEVICE - A sheet post-processing apparatus includes a warming-up device including a first duct connected to a fan to lead warm exhaust air sucked from an image forming apparatus into an apparatus, a second duct provided to lead the warm exhaust air discharged by a fan or ambient Air in a housing to the fan, and a control valve that performs switching control to lead, when a temperature sensor measures temperature equal to or higher than proper operation temperature, high-temperature Air in the housing and the warm exhaust air such that the fan discharges the high-temperature Air and the warm exhaust air to the outside and lead, when the temperature sensor measures temperature lower than the proper operation temperature, the warm exhaust air to the mechanical members of the sheet post-processing apparatus and the temperature sensor.12-18-2008
201001266953-In-1 Portable Beverage Chiller and Warmer - A portable device/appliance for cooling and heating beverages on a center circular metallic object/pad. The appliance body is of square shape made of hard plastic with a circular metallic pad that includes an assembly that heats and cools beverages with the help of a switch. It has an electrical means by plug/adapter for connecting to a source of direct current and for enabling the polarity of the direct current provided to be reversed so that the device can either heat or cool the beverage container that is placed on the circular metallic object/pad. It also has the ability to heat and cool beverages by battery and by USB cable connected to a PC/Computer with a USB outlet. These 3 ways of power give the device it's portability. The fact that it operates via battery power also makes it a true portable device.05-27-2010
20090025904Air conditioning system - An air conditioning system for conditioning air in a room includes an air-conditioner casing, an air blower, a cooling heat exchanger, and a heating heat exchanger. The air-conditioner casing causes air to flow toward the room. The air blower includes an electric motor and an impeller rotated by the electric motor to generate air flowing toward the room. The cooling heat exchanger is provided in the air-conditioner casing for cooling air. The heating heat exchanger is provided in the air-conditioner casing for heating air. The air blower is provided downstream of the cooling heat exchanger and the heating heat exchanger in a flow direction of air. Air in the room is conditioned based on cold air cooled by the cooling heat exchanger and hot air heated by the heating heat exchanger. The electric motor is provided outside the air-conditioner casing and is cooled by room air.01-29-2009
20110030917Heat Exchange For A Thermoelectric Thin Film Element - A heat exchanger for at least one thermoelectric thin film element, having a hot and a cold side arranged on opposite longitudinal sides of the thin film element. The hot side is connected to a coupling element on a warm source and the cold side is connected to a heat sink. The heat exchanger connects in a simple and active manner to the thermoelectric thin film element and improves the efficiency of the attached thermoelectric thin film element. Especially flexible thin film elements spread out between the coupling element and the heat sink of the heat exchanger and support the load between the coupling element and the heat sink by a thermally insulating support structure.02-10-2011
20110139399HEATER UNIT, HEATING AND COOLING DEVICE, AND APPARATUS COMPRISING SAME - A heater unit has excellent uniform heat properties in a wafer placement surface, and is capable of rapid temperature increase and rapid cooling, also has high rigidity. A heating and cooling device that includes the heater unit is used as a manufacturing or inspection apparatus and is used for work with glass substrates or semiconductor substrates for flat panel displays. The heater comprises a first uniform heat plate having a placement surface on which a substrate is placed, a second uniform heat plate for supporting the first uniform heat plate, and at least one layer of a insulated resistance heating element provided between the first uniform heat plate and the second uniform heat plate. The first uniform heat plate and the second uniform heat plate have a differing thermal conductivity and differing Young's modulus.06-16-2011
20100236752DISPLAY CASE INCLUDING HEAT EXCHANGER FOR REDUCING RELATIVE HUMIDITY - A refrigerated case includes a housing including an interior display volume and a heat exchanger. The heat exchanger includes a circuit defined by a heat exchanger section including a plurality of tubes that define a flow path, a reheat section including a reheat tube, and a connecting tube fluidly connecting the flow path of the heat exchanger section with the reheat tube. Air flows over the plurality of tubes of the heat exchanger section and rejects heat to a refrigerant flowing through the plurality of tubes to heat the refrigerant. The heated refrigerant then flows through the reheat tube. As the air passes over the reheat tube, the air accepts heat from the heated refrigerant flowing through the reheat tube.09-23-2010
20100000709Heating and heat recovery unit for an air conditioning system - A heating and heat recovery unit for an air conditioning system, which is assembled from compressors, several insulated water storage tanks, an air-cooled condenser, expansion valves, air-cooled evaporators and a water-cooled evaporator. The compressors are suitable for various types of air conditioning systems and refrigerant heat pump water heater systems. The installed water storage tanks are arranged according to size, from the largest at the top down to the smallest at the bottom. A high-temperature and high-pressure refrigerant from the compressors is first input into the smallest tank, and after passing through to the largest tank, it is then passed on to the expansion valve and the evaporator. A configuration of cold water pipes is provided for input into the largest tank through to the smallest tank 01-07-2010
20110100592Outdoor cooling or heating system creating a substantially open temperature-controlled zone for personnel - A cooling or heating system creating an open, unbounded, temperature-controlled zone for personnel having HVAC equipment for producing and delivering cooled or heated air, an apertured deck member capable of supporting personnel, and air delivery conduits connecting the HVAC equipment with said deck member. The system may be transportable.05-05-2011
20120241129SYSTEM FOR A MOTOR VEHICLE FOR HEATING AND/OR COOLING A BATTERY AND A MOTOR VEHICLE INTERIOR - A system for a motor vehicle for heating and/or cooling a battery and a motor vehicle interior is provided that includes a first coolant circuit thermally coupled to the battery, a second coolant circuit for heating the motor vehicle interior having an air heat exchanger for outputting heat from the second coolant circuit to the air of the interior of the motor vehicle, and a heating unit for heating the second coolant circuit. The first coolant circuit and the second coolant circuit are thermally coupled to each other for heating the battery using heat from the second coolant circuit and/or for cooling the air of the motor vehicle interior, in that heat from the second coolant circuit can be fed to the first coolant circuit by the circuit heat exchanger or the mixing valve.09-27-2012
20110297348HEATING AND AIR CONDITIONING SYSTEM - A heating and cooling system for a building utilizes lower vents which open into lower portions of rooms of a building, and upper vents which open into upper portions of rooms of the building. When the system is operating in a heating mode, heated air is delivered into the upper portions of the rooms through the upper vents and air is removed from the rooms through the lower vents. When the system is operating in a cooling mode, cool air is delivered into the rooms through the lower vents, and air is removed from the rooms through the upper vents. Operating the heating and cooling modes in this fashion provides the most efficient operation of the heating and cooling system.12-08-2011
20100000710HEATING OR COOLING SYSTEM - In a heating or cooling system having a heat generator or a cooler, with a pump, a distributor for distributing the heating or cooling carrier medium to the heating or cooling surfaces, and possibly further heat or cold transmitting elements, having a collector for collecting the heating or cooling carrier medium from the heating or cooling surfaces, and possibly from further heat or cold transmitting elements, and having a flow control valve, a flow control valve is disposed in each heating or cooling circuit for increasing the control accuracy of the room temperature control system, wherein the flow control valves are disposed on the distributor or collector.01-07-2010
20120118530AIR-CONDITIONING APPARATUS - To provide an air-conditioning apparatus which achieves improvement of safety and further achieves saving of energy without circulating a refrigerant in or near an indoor unit. The air-conditioning apparatus includes one expansion device disposed on an outlet side of a heat exchanger related to the heat medium on the heating side. Another expansion device is disposed on an inlet side of a heat exchanger related to the heat medium on the cooling side such that the expansion devices are directly connected through a connecting pipe.05-17-2012
20120043054AIR-CONDITIONING APPARATUS - In a first cycle, a first heat exchanger, in which a first medium exchanges heat with the outside air, a second heat exchanger and a third heat exchanger, in which heat is exchanged between the first cycle and a second cycle and between the first cycle and a third cycle, respectively, are connected in series with a first reducing valve and a second reducing valve. In the second cycle and the third cycle that convey cooling energy and heating energy, the flow rates of a second medium in respective branches are adjusted by flow-rate-adjusting valves in accordance with the entrance and exit temperatures of indoor units, and the total flow rate is determined by controlling the rotation speed of a pump by a minimum resistance method. Therefore, even if there are a plurality of loads and the loads change significantly, a stable controlling operation is realized, enabling a highly efficient operation.02-23-2012

Patent applications in class HEATING AND COOLING

Patent applications in all subclasses HEATING AND COOLING