| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 392307000 | Combined with nonelectric heating means (e.g., gas, etc.) | 35 |
| 20100260490 | METHOD AND ARRANGEMENT FOR HEATING BUILDINGS HAVING AN INFRARED HEATING SYSTEM - A method and a configuration for heating buildings has an infrared heating system containing a radiant tube disposed in a first building, particularly in a hall, to which a gas heated by a furnace is supplied at a first end. A second end of the radiant tube is in a flow connection with a heat exchanger that is subjected to the heated gas after the gas leaves the radiant tube. A radiator or tap water dispenser is disposed in a second building that is connected to the heat exchanger via lines in order to emit the thermal energy absorbed by the heat exchanger in the second building in the form of convection heat or heated tap water. | 10-14-2010 |
| 20110008025 | METHOD AND APPARATUS FOR GENERATING COMPOUND PLASMA, AND ELECTRO-THERMAL COOKING APPARATUS USING THE COMPOUND PLASMA - Disclosed are method and apparatus for generating compound plasma and electro-thermal cooking apparatus using the compound plasma. An electro-thermal cooking apparatus has an evaporator for generating water vapor by heating water therein with electric energy, a blast nozzle for blasting the water vapor supplied from the evaporator, and an electric discharge means, installed in an insulating body around the blast nozzle, for making the water vapor electrically discharged by applying strong energy to the water vapor blasted from the blast nozzle so as to convert the water vapor into compound plasma of hydrogen plasma and oxygen plasma. The compound plasma is used as an energy transfer medium for a cooking utensil. According to the present invention, efficiency of heat transfer is improved because the compound plasma of high temperature of which energy density is relatively high is used, although it employs electrically heating method. The heating time can also be reduced even with a downsized device. | 01-13-2011 |
| 20110262113 | MULTI-FUNCTION ROASTER SYSTEM - A multi-function roaster system includes a roasting oven serving as a main body formed by two oven sidewalls to which a liftable cover is rotatably mounted. A open top grating roasting assembly is arranged at a bottom of the roasting oven. At a suitable location adjacent to an inner top of the liftable cover, an infrared heating roasting assembly is frame-supported on an oven back wall. The top fired infrared heating roasting assembly includes a reflection plate that is inclined downward in a rearward direction and is arranged at a bottom of the infrared heating roasting assembly to guide greasing dropping induced by infrared heating roasting away from an open top roasting site on a lower portion and to reflect infrared radiation to heat a bottom side of a heating grating. As such a single system allows for selection among multiple roasting modes, includes open top grating roasting and top fired infrared heating roasting. | 10-27-2011 |
| 20120070132 | CANDLE FIREPLACE - A system, apparatus, and method for heating air with a space heater is presented. The space heater includes a space heater cabinet and a plurality of candles. The space heater cabinet is more than three times as wide as it is tall. The space heater cabinet has a top wall and a bottom wall. The space heater cabinet houses a heating unit, an intake vent, and an exhaust vent. The heating unit can heat air within the space heater cabinet. The intake vent allows air to enter the cabinet and the exhaust vent allows warmed air to exit the cabinet. | 03-22-2012 |
| 20120134653 | REVERSIBLE RADIATOR - Disclosed is a reversible radiator including an exchanger of the type constituted by a body with fins and a tubing traversed by a heating or cooling heat transfer fluid; a means of ventilation (designed to draw the ambient air, to force its passage through the exchanger and to eject it, heated or cooled, into the room; a frame, containing the aforementioned exchanger and the aforementioned means of ventilation, provided with an air inlet opening and an air outlet opening; and a plate, for storing and distributing calories or frigories, attached to the front wall of the aforementioned frame. The means of ventilation is constituted by a plurality of helical fans supplied with low voltage direct current, positioned, side by side, along the axis of symmetry of the front wall of the frame, facing and perpendicular to the longitudinal outlet opening of the aforementioned front wall. The exchanger is positioned on each side of the row of fans, parallel to the latter. | 05-31-2012 |
| 20120321285 | HEAT EXCHANGER - The invention relates to a heat exchanger ( | 12-20-2012 |
| 20130016958 | Apparatus for Heating AirAANM Ragg; Christopher WilliamAACI BelfastAACO GBAAGP Ragg; Christopher William Belfast GB - An apparatus for heating air comprising an elongate body adapted to receive, or integrally formed with, one or more electrical heating elements in thermal contact therewith, said body comprising a plurality of heat exchange fins defining a plurality of axially extending flow passages therebetween for heating air flowing therethrough. | 01-17-2013 |
| 20130230302 | HEAT MEDIUM HEATING DEVICE AND VEHICLE AIR CONDITIONER INCLUDING THE SAME - In a heat medium heating device | 09-05-2013 |
| 20140348493 | MICRO-GRID PV SYSTEM HYBRID HOT WATER HEATER - Provided herein are systems and methods (i.e., utilities) that allow for the use of non-grid tied renewable energy systems (e.g., PV arrays and/or wind turbines) without requiring battery banks. In various aspects, these utilities permit the efficient use of renewable energy systems to generate electrical power as well as the ability to dynamically direct where such electrical power is applied. | 11-27-2014 |
| 20150055940 | THERMAL DYNAMIC RESPONSE SENSING SYSTEMS FOR HEATERS - A heater system includes a heater assembly, an imaging device and a control system. The heater assembly includes a plurality of heating zones. The imaging device acquires an image of the heater assembly. The control system determines variations in the plurality of heating zones based on the thermal image. | 02-26-2015 |
| 20160084494 | Energy Accumulation And Distribution - An energy accumulation, a distribution system and an energy accumulator that accumulates waste energy. A first energy interface is adapted for receiving first waste energy to be accumulated from a braking power reserve. A second energy interface is adapted for receiving second waste energy to be accumulated from a power generation reserve. An energy store is adapted for accumulating said received first and second waste energy. A third energy interface is adapted for providing the accumulated waste energy to at least one of an auxiliary energy exchanger and a main steam line so as to distribute the accumulated energy. A corresponding method, computer program, and computer program product and are also provided. | 03-24-2016 |
| 392308000 | For heating liquid | 22 |
| 20100111508 | MIXED ENERGY HEATER WITH CONSTANT TEMPERATURE CONTROL - A type of mixed energy heater with constant temperature control, which belongs to the field of water heater technology. This water heater includes a gas heating portion, an electric heating portion, and a control circuit. The control circuit includes a power output controller. The electric heating portion is composed of water passage and electric heating device installed in the water passage. The water passages of the gas heating portion and the electric heating portion are connected together in series or in parallel, and the terminal of the passage is equipped with a temperature sensor. The output of the temperature sensor is connected to the signal input of the control circuit. | 05-06-2010 |
| 20100195991 | APPARATUS AND CONTROL METHOD FOR A HYBRID TANKLESS WATER HEATER - An on demand tankless water heater system that is capable of quickly delivering water within a desired temperature range. The tankless water heater provides a hybrid heating method that contains a primary heating system and a secondary heating system disposed in a buffer tank that cooperate to facilitate control of output water temperature during water usage. A pressure differential switch detects low flow demand and allows the secondary heating system to provide immediate heating to the water. This secondary heating system provides a faster temperature response and fine tuning of output water temperature. | 08-05-2010 |
| 20100310240 | High-Efficiency Water Boiler - A high-efficiency water boiler includes a shell and a heating unit located in the shell. The heating unit includes a heating tank filled with fuel and a heater for heating the fuel. A containing unit includes a container provided around the heating tank. A heat conduction unit includes heat conduction pipes leading to the container from the heating tank to transfer heat to the container from the heating tank. A cooling unit includes a heat exchanger for cooling the fuel going therein from the heating tank. An inlet pipe extends through the heat exchanger and includes an end connected to a leading section of the container so that water can go into the container through the inlet pipe. An outlet pipe is connected to a tailing section of the container so that the water can leave the container through the outlet pipe. | 12-09-2010 |
| 20110058795 | HEAT PUMP WATER HEATER AND ASSOCIATED CONTROL SYSTEM - A heat pump water heater has a tank portion, an electric heating structure for adding electrical heat to water stored in the tank, and a heat pump for adding refrigerant heat to the tank water. A control system associated with the water heater has three user-selectable heating modes for heating the tank water during a given heating demand cycle—a first mode that initially heats the tank water with refrigerant heat while the electric heat is locked out for a first predetermined period before supplementing the refrigerant heat if necessary, a second mode similar to the first mode but with a longer electric heat lockout period, and a third mode in which only the electric heat is utilized to satisfy a tank water heating demand. Illustratively, the heat pump is disposed in a compact component arrangement on the top end of the water heater tank. | 03-10-2011 |
| 20110058796 | WATER HEATER ARRANGEMENT - A water heater arrangement comprising a gas-operated water heater device ( | 03-10-2011 |
| 20110081134 | WATER HEATING UNIT WITH INTEGRAL THERMAL ENERGY STORAGE - A water heater is provided which includes a heat exchange unit including heat exchange pipes filled with a phase change material. The phase change material has a freezing/melting temperature from about 58° C. to about 62° C. The water heater provides significantly greater thermal energy storage than conventional water heaters, and the excess heating capacity may be used for residential heating applications by using the water heater in combination with a liquid to air heat exchanger. | 04-07-2011 |
| 20110305444 | WATER HEATING SYSTEM AND A METHOD OF OPERATING SAME - A hot water system ( | 12-15-2011 |
| 20120177349 | DEVICE PLACED INTO A SHOWER HEAD FOR RECOVERY OF ENERGY USED DURING A SHOWER - This patent refers to a new technological development that concerns the electric equipment industry, specifically for those dedicated to producing electric shower heads, earmarked to reduce the consumption of electrical energy by offering an energy efficiency of around 60%. The object of this patent is principally intended for electrical showers, for the above mentioned reasons, however, its inventive concept may be applied to gas shower heads, in the sector of boilers and industries that use heated water or steam in their production processes, faucets heated for hotels, restaurants, dry cleaners and others, and may also be used in large amounts of water, for example, for swimming pools and any other systems where the reuse of heat energy can be applied by recirculating water or heated steam. The design applied to the embodiments presented is based on the principal of water circulation in a closed circuit in appropriate chambers, placed contiguously with the shower head or inside it. | 07-12-2012 |
| 20120230657 | HEATING DEVICE - A heating device includes a loop heat pipe and a plurality of heat sources. The loop heat pipe has an evaporation part, and a heat transferred by the loop heat pipe is used for a heating. The plurality of heat sources that heats a liquid phase working fluid is arranged in the evaporation part of the loop heat pipe. | 09-13-2012 |
| 20130136431 | ARRANGEMENT FOR HEATING A MEDICAL FLUID, MEDICAL FUNCTIONAL DEVICE, MEDICAL TREATMENT APPARATUS AND METHOD - An arrangement for heating a medical fluid includes at least one electrically operated first heating device including at least one first warm section heating during operation of the first heating device and at least one first cold section cooling during operation of the first heating device; a first area for receiving the medical fluid to be heated, in which the first area is in heat exchange relation with the first warm section of the first heating device; and a second area that is in heat exchange relation with the first cold section of the first heating device. A medical functional device, a medical treatment apparatus as well as methods for setting and/or maintaining the temperature of a medical fluid are also described. | 05-30-2013 |
| 20130188936 | METHOD FOR CONTROLLING A HEAT PUMP WITH INTEGRATION OF A COOLANT CIRCUIT - A method for controlling a heat pump with integration of a coolant circuit as a heat source for heating a motor vehicle at low ambient temperatures including that, in order to increase the suction pressure, the coolant temperature is raised by means of an electrical heating element in the coolant circuit such that, at the refrigerant compressor, a low pressure of greater than or equal to 1.5 bar develops. | 07-25-2013 |
| 20130266295 | Hybrid Gas-Electric Hot Water Heater - Provided herein are systems and methods directed to using renewable energy sources with hot water heating systems. | 10-10-2013 |
| 20130266296 | Control Systems for Renewable Hot Water Heating Systems - Provided herein are systems and methods directed to using renewable energy sources with hot water heating systems. | 10-10-2013 |
| 20130287373 | Endothermic Base-Mounted Heat Pump Water Heater - An endothermic heat pump water heater has a water tank supported atop a hollow base, a heat pump circuit operable to provide primary heat to water in the tank, and an electric resistance heating element operable to provide secondary heat to the water. The heat pump circuit includes refrigerant tubing in which a compressor disposed within the base, a condenser in heat exchange external contact with the tank, a refrigerant expansion device, and an evaporator disposed within the base are connected in series. A vertical duct, external to the tank, has an inlet adjacent the upper tank end, and a fan is operative to sequentially flow air inwardly through the inlet, downwardly through the duct into the base, across the compressor, across the evaporator, and then outwardly from the base. | 10-31-2013 |
| 20130322858 | POWER GENERATION SYSTEM - A power generation system includes: a hot water storage tank; a fuel cell apparatus configured to generate electric power; a heat supply apparatus provided separately from the fuel cell apparatus and configured to supply heat to the hot water storage tank; and a controller configured to operate the fuel cell apparatus in accordance with a predetermined first operation plan, and to operate the heat supply apparatus in accordance with a predetermined second operation plan. The controller is configured to perform, based on the first operation plan, second operation plan change control to operate the heat supply apparatus in a manner different from the predetermined second operation plan. The second operation plan change control is to reduce an output of the heat supply apparatus in accordance with an operation of the fuel cell apparatus, the operation being performed in accordance with the first operation plan. | 12-05-2013 |
| 20130336642 | ROOFTOP UNIT - A rooftop air conditioning unit to provide conditioned air to a conditioned space within a building is provided and includes a housing, disposed on a roof of the building roof, defining a pathway from an inlet fed by exterior and/or interior air to an outlet leading to the conditioned space and a hydronic heating system disposed within the housing to heat the air traveling along the pathway. | 12-19-2013 |
| 20140112647 | Solar Photovoltaic Water Heating System Utilizing Microprocessor Control and Water Heater Retrofit Adaptor - A solar-powered photovoltaic thermal fluid heating system having an array of photovoltaic modules, an energy conversion control unit, sensors for tank temperature, with resistance heating element/tank flush water heater adaptor installed in a fluid-filled gas or electrically heated thermal storage tank. The advantages of the present invention include, without limitation, include an simple, safe, and efficient method for utilizing solar energy for the heating of water that is protected from the dangers of freezing and/or overheating, and easily retrofittable to new and existing gas and electric hot water storage tanks. | 04-24-2014 |
| 20150300658 | ENDOTHERMIC BASE-MOUNTED HEAT PUMP WATER HEATER - An endothermic heat pump water heater has a water tank supported atop a hollow base, a heat pump circuit operable to provide primary heat to water in the tank, and an electric resistance heating element operable to provide secondary heat to the water. The heat pump circuit includes refrigerant tubing in which a compressor disposed within the base, a condenser in heat exchange external contact with the tank, a refrigerant expansion device, and an evaporator disposed within the base are connected in series. A vertical duct, external to the tank, has an inlet adjacent the upper tank end, and a fan is operative to sequentially flow air inwardly through the inlet, downwardly through the duct into the base, across the compressor, across the evaporator, and then outwardly from the base. | 10-22-2015 |
| 20150354833 | RENEWABLE ENERGY HOT WATER HEATER WITH HEAT PUMP - Provided herein are systems and methods directed to using renewable energy sources with hot water heating systems. In one embodiment, the hot water heating system incorporates a heat pump selectively powered by a renewable energy source. | 12-10-2015 |
| 20160018101 | ONE ATMOSPHERE BOILER INSTANT SUPERHEATED STEAM APPARATUS AND METHOD - An apparatus and method for the instant generation of superheated steam at normal atmospheric pressure are presented. Such an apparatus includes a water source, a means to convert the water to a mist or atomized droplets and a means to superheat the mist for application onto surfaces and objects. The apparatus and method are based upon the unique properties and behavior of misted water when it comes into contact with a heated surface, such behavior and properties resulting in the efficient and expansive release of energy and superheated steam. Such an apparatus can produce this steam at one atmosphere without the need of a boiler or other required high pressure fixtures or piping. | 01-21-2016 |
| 20160054008 | WATER HEATER HAVING A WATERWAY CHANGEOVER CONTROL APPARATUS AND METHOD FOR OPERATING THE SAME - A water heating system includes a first water heater having a first heating source of a first type, and a second water heater having a second heating source of a second type. The system further includes a valve having a first interface connected to the cold water source, a second interface connected to the first cold water inlet of the first water heater, a third interface connected to a second hot water outlet of the second water heater, and a fourth interface connected to the first hot water outlet of the first water heater. A motor positions the valve to one of at least three positions Finally, the system also includes a control circuit including a temperature sensor near the first hot water outlet of the first water heater, and a controller configured to control the motor based on a sensed temperature by the temperature sensor. | 02-25-2016 |
| 20190145634 | Hybrid Heat Pump Water Heaters | 05-16-2019 |
| 392309000 | Hot plate | 1 |
| 20140016916 | GAS RANGE USABLE AS ELECTRIC RANGE - The present invention relates to a gas range usable as an electric range, wherein the simultaneous supply of gas and electricity can be prevented, and the replacement and use thereof are more convenient due to having a simple configuration. The present invention provides a gas range usable as an electric range, comprising: a burner portion at the inside of a case; and an accommodation portion for accommodating a gas container supplying gas to the burner portion, at one side, wherein a heating element placed at the corresponding position of the burner portion and a heating member comprising a body coupled to one side of the heating element are coupled in a separable manner inside the case and the accommodation portion. Therefore, since it is possible to mount a portable gas container and/or a heating member to the accommodation portion, gas and electricity are not simultaneously supplied, thereby preventing the occurrence of fire, and the configuration of the heating member is simple, thereby allowing the replacement of a portable gas container and use thereof to be convenient. | 01-16-2014 |
| 392310000 | Oven type | 1 |
| 20090034944 | CONVEYOR OVEN WITH MULTIPLE HEATING ZONES - Multiple top-mounted heaters and at least one bottom heater define multiple heating/cooking zones in a conveyor oven. The top-mounted heaters output different energy levels and thereby define heating/cooking zones whereat foods are cooked differently. By using multiple bottom-mounted heaters, thermal separation of the heating zones can be further enhanced. Liquids, such as air, water, oil or a combination of all three can be sprayed onto foods during the cooking process to control cooking. | 02-05-2009 |
