Class / Patent application number | Description | Number of patent applications / Date published |
034086000 | With waste gas heat and/or power conservers | 37 |
20080235979 | Hi-N-Dri - The preferred embodiment of Hi-N-Dri is a cover that conforms to the shape of traditional roto dryers and has fastening mechanisms and a central tube for attachment to the supporting structure and central pole of a roto dryer. To use Hi-N-Dri, an individual would place the cover over the outdoor dryer, lining up the central pole of the outdoor dryer with the adjustable tube in the center of the cover. The user then adjusts the center tube to fit the selected outdoor clothes dryer. Then, the user winds the velcro hook and loop strap around the supporting structure of the outdoor dryer in each corner to more firmly attach the cover to the outdoor dryer. Clothes can then be hung on the clotheslines of the outdoor dryer in the traditional manner. | 10-02-2008 |
20080282570 | Using the vented hot air of the electric and gas clothes dryer to dry clothes on hangers &/or wire mesh &/or other means of holding clothes, in an enclosed compartment
- Using the vented hot air of the electric and gas clothes dryer to dry clothes on hangers &/or wire mesh &/or other means of holding clothes, in an enclosed compartment. Also using hot air of said dryers that passed through the lint screen to dry clothes on hangers &/or wire mesh &/or others means of holding clothes, in an enclosed compartment. | 11-20-2008 |
20090000139 | Clothes dryer air intake system - A clothes dryer air intake system including a conduit having an outlet opening for connection to a clothes dryer and being positioned remote from the attic of a building. The conduit also has an inlet opening positioned within the attic of a building. A heater is connected to the conduit between the outlet opening and the inlet opening for warming air passing through the conduit. A thermostat detects the temperature of the air flowing through the conduit and energizes the heater in the event that the detected temperature is lower than a preset minimum. | 01-01-2009 |
20090113740 | Dryer with heat pump - A dryer with a drying chamber that includes a process air duct for guiding process air through the drying chamber, a heat pump with a heat sink in the process air duct and through which air can flow in an outlet air direction for cooling down the process air, and a heat source arranged in the process air duct and through which air can flow in an inlet air direction for heating up the process air. The outlet air direction and the inlet air direction are substantially parallel to one another. The heat sink and the heat source are in a plane substantially perpendicular to the outlet air direction and to the inlet air direction alongside one another. | 05-07-2009 |
20090139107 | Exhaust air dryer with a heat pump and a first fan - The invention relates to an exhaust air dryer with a drying compartment for objects to be dried, a supply air duct upstream of the drying compartment, a first fan for the supply of process air from a supply air inlet to the drying compartment and to an exhaust air outlet, an exhaust air duct between the drying compartment and the exhaust air outlet and a heat pump, with a heat sink in the exhaust air duct and a heat source in the supply air duct, characterized in that the first fan in the supply air duct is arranged between the supply air inlet and the heat source and a second fan in the supply air duct is arranged between the heat source and the drying compartment. | 06-04-2009 |
20090307922 | GAS HEATER AND DRYER THEREWITH - A gas heater with improved combustion efficiency and a dryer comprising the same are disclosed herein. The gas heater includes a cabinet, a gas tube disposed inside the cabinet to supply a gas into the cabinet, a nozzle provided to the gas tube, a mixing tube disposed to face the nozzle such that air and the gas can be mixed in the mixing tube, and a mixing member provided to the mixing tube to generate a vortex of air flowing into the mixing tube. | 12-17-2009 |
20100018072 | Laundry treating apparatus - The present invention relates to a laundry treating apparatus ( | 01-28-2010 |
20100275457 | HOUSEHOLD APPLIANCE WITH A HEAT PUMP - The invention relates to a household appliance | 11-04-2010 |
20100293804 | DRYER HAVING HEAT PUMP AND FAN - A dryer having a drying chamber for items to be dried; a process air guide; a fan to deliver an air stream in the process air guide; and a heat pump that has a heat sink and a heat source; wherein the heat sink and the heat source are arranged in the process air guide; and wherein the fan has double pipes. | 11-25-2010 |
20110154676 | Home Laundry Drier with Releasably Securable Vibration Damper - A home laundry drier ( | 06-30-2011 |
20110232121 | SYSTEM FOR MAKING PLANTS FOR DRYING SOLID ORGANIC SUBSTANCES IN AQUEOUS PHASE CAPABLE OF CAUSING EXPLOSIVE REACTIONS SAFE AND PROCESS FOR DRYING SAID SUBSTANCES - The present invention refers to a plant for carrying out a process for drying solid organic substances in aqueous phase. The plant includes a turbodrier and a continuous drier connected downstream of said turbodrier. | 09-29-2011 |
20110302799 | CLOTHES DRYER - A clothes dryer is provided. In the dryer, air flowing into a drying container is provided with heat from heat pump. The clothes dryer comprises a cabinet, a drying container rotationally mounted in the cabinet, a motor providing the container with rotational force, a first air path connected to a side of the container, a second air path connected to another side of the container and to the outside of the cabinet, a first heat exchanging member for the first air path, and a second heat exchanging member for the second air path. The first air path and the second air path are on the lower part of the cabinet. | 12-15-2011 |
20120030959 | ROTARY DRUM DRYER WITH HEAT RECYCLING AND WATER COLLECTING FUNCTION - The present invention aims at the rotary drum dryer drying the rolling clothes by the electric heating thermal energy, and a heat exchanging unit with heat recycling function is further installed between the room temperature air flow and the discharged hot air, for preheating the intake air flow by the thermal energy of the discharged hot air through the heat exchanging unit, to reduce the thermal energy loss, moisture is converted into a liquid state via a cooling effect generated through heat exchanging between water-contained hot air and cold air and is collected. | 02-09-2012 |
20120030960 | CLOTHES DRYER - Disclosed is a clothes dryer having a heat pump, the clothes dryer capable of enhancing energy efficiency by recovering waste heat to the maximum in correspondence to a capacity of the heat pump, capable of enhancing reliability by preventing overheating of a compressor and a heat exchange means, and capable of shortening drying time. The clothes dryer includes a body, a tub rotatably installed in the body, a suction duct installed at the body, and configured to suck external air and to supply the external air into the tub, an exhaustion duct configured to exhaust air having passed through the tub to outside of the body, and a heat pump having a heat exchange means for recovering waste heat by heat-exchanging air passing through the exhaustion duct, wherein part of the air exhausted via the exhaustion duct is heat-exchanged with the heat exchange means of the heat pump. | 02-09-2012 |
20120060387 | HEAT EXCHANGER FOR A HEAT PUMP LAUNDRY DRYER - A heat pump laundry dryer and, more particularly, a heat exchanger that can provide improved efficiency for a heat pump laundry dryer is described. A refrigerant based heating system is used for both heating air to be supplied to a drum containing the articles and for cooling air from the drum so as to condense moisture contained therein. Heat exchange between the suction line supplying refrigerant to a compressor and an outlet line from a gas cooler is provided for improved thermal efficiency. | 03-15-2012 |
20120210592 | DEVICE FOR HEATING A LIQUID COMPRISING A SOLVENT AND SOLUTE, AND SEPARATING THE SOLVENT AND SOLUTION - A device for treating a liquid comprising a solvent and a solute, and separating the solvent and solute, the device comprising a continuous flow treatment chamber including: (a) one or more drying zones; (b) one or more return zones to circulate heating fluid continuously through drying zone(s) and return zone(s) sequentially; (c) a heating fluid inlet(s) in at least one of the return zones for the introduction of the heating fluid; (d) a circulating fan to circulate the heating fluid; (e) a liquid inlet(s) in the drying zone(s) including nozzles though which liquid to be treated is introduced in misted form into the zones; (f) a solute collector(s) located in the drying zone(s) downstream of the liquid inlet(s); wherein the introduced liquid is heated by the heating fluid and the solute is separated from the liquid in the solute collector(s). | 08-23-2012 |
20120246960 | CLOTHES TREATING APPARATUS HAVING HEAT EXCHANGER CLEANING DEVICE - A laundry machine having a heat exchanger cleaning device may include a cabinet, a drum provided in the cabinet, a heat exchanger for heating air to dry laundry in the drum, air conduits to circulate the air between the heat exchanger and the drum, and a control valve that controls a flow of water to the heat exchanger to clean lint deposits on the heat exchanger. An area of the heat exchanger may be divided into a plurality of regions, such that a first nozzle is coupled to the first outlet port and provided above a first region of the plurality of regions and a second nozzle is coupled to the second outlet port and provided above a second region of the plurality of regions. The control valve may selectively direct the flow of water toward the first nozzle or the second nozzle to clean a desired region. | 10-04-2012 |
20130047456 | HEAT PUMP LAUNDRY DRYER MACHINE - The laundry dryer machine ( | 02-28-2013 |
20130212895 | Method for the Use of Heat Energy from Gasification Sources in Gypsum Board Production - The present invention relates to an improved method for using heat energy in a gypsum board plant. More specifically, the method contemplates taking heat from a gasifier, or other alternative heat source, and using it to dry gypsum boards. In order to control humidity levels, this heat is delivered to one or more board dryers via a heat exchanger. | 08-22-2013 |
20130305553 | CLOTHES DRYER - A clothes dryer is provided. The clothes dryer may include a main body having a drum rotatably installed therein, a circulation channel formed in the main body, the circulation channel defining a path of air that flows through the drum to dry an object to be dried, and a heat pump system having an evaporator, a compressor, an expansion apparatus, and a condenser, the heat pump system cooling and heating air that flows through the circulation channel. The evaporator may be mounted in the circulation channel, and a ‘U’ trap may be positioned below the evaporator in the circulation channel. | 11-21-2013 |
20130305554 | Non-contact Sludge Drying System With Flue Gas Heat - A non-contact sludge drying system with flue gas heat according to the present invention includes a dryer, and further includes an economizer, a high-temperature flue gas heat recovery device, and an air preheater that are successively disposed in the flue along a flue gas flowing direction. A heater is disposed in the dryer, the high-temperature flue gas heat recovery device is connected to the heater by a circulation pipe, a heat transfer medium is disposed in the circulation pipe, a heat transfer medium driving device is disposed on the circulation pipe, and the dryer is connected to a sludge vapor recovery system. The non-contact sludge drying system with flue gas heat according to the present invention uses the flue gas heat from a thermal power plant boiler or another industrial boiler as a heat source to further dehydrate and dry the dehydrated sludge of the sewage treatment plant, so that the dried sludge can be used as a fuel with certain heat of combustion or composted for further treatment. | 11-21-2013 |
20140090265 | Heat Pump Laundry Dryer - A heat pump laundry dryer has a casing ( | 04-03-2014 |
20140109428 | DRYER - A heat pump type dryer is provided that enhances supercooling performance using condensation water. The circulation type heat pump dryer may include a cabinet, a drum, a drying duct that circulates dry air, an evaporator, a condenser, a compressor and an expansion apparatus. The condenser may include a first condenser that liquefies a high-temperature, high-pressure refrigerant circulated from the compressor, and a second condenser that condenses the refrigerant condensed by the first condenser again. The second condenser may be formed below a condensation water level, the condensation water being accumulated at a lower portion of the drying duct, below the first condenser, to cool the second condenser using condensation water chilled by the evaporator. | 04-24-2014 |
20140137423 | DRYER WITH HEAT PUMP - A dryer with a heat pump that includes a cabinet, a drum installed within the cabinet, and an exhaust duct configured to exhaust air from the drum to outside of the cabinet. The dryer also includes a fan configured to inhale air from the drum and pump the air to the exhaust duct, an evaporator configured to exchange heat with air being exhausted through the exhaust duct, and a condenser disposed at a rear side of the drum. The dryer further includes an intake passage member configured to guide air that has passed through the condenser into the drum and a compressor and an expansion apparatus configured to define a heat pump along the evaporator and condenser. | 05-22-2014 |
20140144036 | ENERGY EFFICIENT DRYER SYSTEMS - A dryer including a housing, a drying chamber disposed within the housing, and a heating element coupled to the housing. The dryer further includes an intake configured to supply intake air to the drying chamber and an exhaust vent configured to vent exhaust air out of the drying chamber. The intake, the drying chamber, and the exhaust vent define an air flow path from the intake through the drying chamber and out the exhaust vent. The dryer includes a heat exchanger and a heat pump having a condenser. The heat exchanger and the heat pump are each configured to absorb thermal energy from the exhaust air and transfer the thermal energy to the intake air. The air flow path is configured such that the intake air is heated directly or indirectly by the heat exchanger prior to the intake air being further heated directly or indirectly by the condenser. The air flow path is configured such that the intake air is further heated directly or indirectly by the condenser prior to the intake air entering the drying chamber. | 05-29-2014 |
20140317946 | CLOTHES TREATING APPARATUS WITH HEAT RECOVERY DEVICE - A clothes treating apparatus includes a cabinet and a drum rotatably installed within the cabinet. The clothes treating apparatus also includes a circulation flow path in which exhaust air discharged from the drum is re-supplied to the drum and a condenser configured to allow the exhaust air and cooling air introduced from an outside of the cabinet to be heat-exchanged. The clothes treating apparatus further includes a cooling flow path configured to guide the cooling air toward the condenser and a blowing fan configured to introduce air from outside of the cabinet to an interior of the cooling flow path. In addition, the clothes treating apparatus includes a discharge opening that discharges cooling air, which has passed through the condenser, to an interior of the cabinet. The rotational shaft of the drum is disposed between the discharge opening and the blowing fan. | 10-30-2014 |
20140373379 | DRYER WITH A WASTE HEAT RECOVERY MEANS - A dryer having a waste heat recovery device includes a cabinet, a drum rotatably mounted within the cabinet and having a front surface and a rear surface, an intake duct configured to provide an intake flow path through which air flows into the drum, an exhaust duct configured to exhaust air coming from the drum out of the cabinet, a heater configured to heat air flowing into the drum, and an ambient air duct configured to inhale air from outside the cabinet and supply the air from outside the cabinet into the drum. The waste heat recovery device includes an evaporation unit configured to absorb heat from air that is exhausted from the drum, a condenser unit configured to transfer heat absorbed from the evaporation unit to ambient air that flows into the ambient air duct, and a heat transfer medium configured to transfer heat between the evaporation unit and the condenser unit. The ambient air duct is configured to communicate air from the ambient air duct into the intake duct at a point along a flow path between the drum and the heater. | 12-25-2014 |
20150020400 | CEMENT PRODUCTION APPARATUS - To provide a cement production apparatus in which heat-exchanging efficiency can be improved by even pre-heating by supplying material equally to cyclones above a duct and which can perform an operation with low pressure loss and small energy consumption. | 01-22-2015 |
20150026992 | GRAIN DRYING APPARATUS USING EXHAUST HEAT OF COMBINE HARVESTER - Disclosed is a grain drying apparatus installed in a combine harvester. The grain drying apparatus using exhaust heat of a combine harvester according to the present invention comprises: an intake duct one end of which is connected to an exhaust port of the combine harvester and the other end of which outputs the hot air discharged from the exhaust port; a filter unit located at the other end of the intake duct for removing harmful components from the hot air; and an exhaust duct connected to the other end of the filter unit to supply the hot air from which the harmful components are removed to a grain selection pan of the combine harvester. | 01-29-2015 |
20150089827 | SYSTEM FOR TREATING OBJECTS - A system for treating objects includes a device for tempering objects in which a tempering tunnel having at least one air outlet and at least one air inlet is arranged in a housing. At least one heating unit, in which a hot primary gas flow can be generated, is assigned to the tempering tunnel, wherein the hot primary gas can be guided into a circulating air heat exchanger, in which air from the tempering tunnel can be heated by hot primary gas as circulating air, which can be fed back to the tempering tunnel in a circuit via the at least one air inlet. The heating unit is coupled in the manner of a combined heating and power plant to an electric generator in such a way that electrical energy is produced during operation of the heating unit. | 04-02-2015 |
20150128440 | APPARATUS FOR DRYING AND CONCENTRATION USING WASTE VAPOR - Disclosed is an apparatus for drying and concentrating, using waste vapor, which includes: a vapor supplying unit that produces and supplies vapor, using a boiler; a vapor storing unit that temporarily stores the vapor from the vapor supplying unit; a drying/concentrating unit that receives the vapor from the vapor storing unit and dries/concentrates a high-moisture material, in an indirect heat transfer type; a waste vapor collecting unit that collects waste vapor produced from the high-moisture material in the drying/concentrating unit; a vapor compressing unit that compresses the waste vapor collected by the waste vapor collecting unit; a condensate water discharging unit that separates condensate water, which is discharged after used as heat source in the drying/concentrating unit, and stink gases and discharges them; and a stink gas supplying line through which the stink gases separated by the condensate water discharging unit is supplied to the boiler. | 05-14-2015 |
20150336832 | SLUDGE PROCESSING EQUIPMENT - A sludge processing equipment includes a separation set, a mixer, a blower and a heat recovery unit. The mixer includes a mixing chamber, a feeder and an air compressor. The mixing chamber is communicated with the separation set. The feeder is configured to deliver a sludge into the mixing chamber. The air compressor is configured to provide a first compressed air to the feeder. The air compressor generates a wasted heat during operation. The blower is configured to provide a transporting airflow to the mixing chamber, so as to deliver the sludge to the separation set. The heat recovery unit is configured to deliver the wasted heat generated by the air compressor to the transporting airflow. | 11-26-2015 |
20160053426 | HEAT PUMP LAUNDRY DRYER WITH NOISE ATTENUATION STRUCTURE - The present invention relates to a laundry dryer ( | 02-25-2016 |
20160102426 | LAUNDRY DRYER WITH HEAT SHIELD - A laundry dryer is provided including a dryer casing with a drum for receipt of articles for drying positioned therein. The laundry dryer also includes a heating system positioned in the dryer casing, the heating system including an evaporator configured to cool and dehumidify air from the drum and a heating element configured to heat air provided to the drum. The laundry dryer also includes features for hindering a transfer of an extreme temperature condition from the drum to the heating system. | 04-14-2016 |
20160168777 | Vented Dryer With Modular Heat Pump Subassembly | 06-16-2016 |
20160186374 | CLOTHES TREATING APPARATUS - A clothes treating apparatus is provided that may include an accommodation chamber, in which an object may be accommodated; a first heat pump cycle having a first evaporator, a first compressor, a first condenser, and a first expansion valve; a second heat pump cycle having a second evaporator, a second compressor, a second condenser, and a second expansion valve, and arranged such that air introduced into the accommodation chamber passes through the first evaporator, the second evaporator, the second condenser and the first condenser, sequentially; and a controller configured to control an operation of the first and second heat pump cycles. At least one of the first compressor or the second compressor may be provided with an inverter that changes a drive speed of the compressor through a frequency conversion. The controller may drive the at least one of the first compressor or the second compressor within a predetermined drive range, by controlling the drive speed of the at least one of the first compressor or the second compressor using the inverter. | 06-30-2016 |
20220136166 | Heat Exchange Exhaust System for Clothes Dryer - A heat exchange exhaust system for a clothes dryer, comprising an inner exhaust air conduit, an outer air supply conduit concentric with and external to the inner exhaust air conduit; a plurality of radial fins for maintaining a volume between the inner exhaust conduit and the external supply conduit; sealing means for sealing the back perimeter of the clothes dryer to an adjacent wall; and an air supply plenum within the adjacent wall from which the inner exhaust air conduit and outer air supply conduit connect to an external building wall. All incoming supply air may be drawn from the exterior and all exhaust air may be exhausted to the exterior. The supply air and exhaust air are physically separated. Heat energy in the exhaust air is transferred from the outgoing exhaust air to the incoming air supply to preheat the incoming air supply and cool the exhaust air. | 05-05-2022 |