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Match Document Document Title
US20130139533 ALTERNATING TYPE HEAT PUMP  
An alternating type heat pump has first to third rows of outdoor unit coils adapted to selectively perform the functions of an evaporator and a condenser in accordance with the outdoor conditions...
US20140150479 Secondary Defrost for Heat Pumps  
Frost may accumulate on a heat pump. In various implementations, a primary defrost operation and/or a secondary defrost operation may be utilized to remove at least a portion of the frost from the...
US20130098074 HIGH PERFORMANCE REFRIGERATOR HAVING INSULATED EVAPORATOR COVER  
A high performance refrigerator includes a cabinet with a refrigerated interior, an insulating cover separating a portion of the cabinet from the refrigerated interior, and a refrigeration fluid...
US20130081416 REFRIGERATOR  
Provided is a refrigerator, which includes a main body, a door, an evaporator, a defrosting heater, a defrosting sensor, and a control part. The main body includes a food storage space and an...
US20120222434 Adaptive Beater and Scraper Speed Control for Frozen Product Dispensers  
A controller for a drive motor for a scraper of a frozen product dispenser operates the drive motor to rotate the scraper at selected ones of a plurality of different speeds within a freeze barrel...
US20130042638 REFRIGERATOR AND CONTROLLING METHOD THEREOF  
The refrigerator of the present invention comprises: a refrigeration cycle composed of a compressor, a condenser and an expansion unit; an evaporator for evaporating a refrigerant which passes...
US20150121913 HEAT PUMP DEVICE  
During heat applying operation, both an air-source heat exchanger that exchanges heat with the atmosphere as a heat source and an earth-source heat exchanger that uses geothermal heat as a heat...
US20130098075 HIGH PERFORMANCE REFRIGERATOR HAVING EVAPORATOR OUTSIDE CABINET  
A high performance refrigerator includes a cabinet with a refrigerated interior, a refrigeration fluid circuit having an evaporator located within an insulated evaporator compartment outside the...
US20120180505 HEAT PUMP SYSTEM HAVING A PRE-PROCESSING MODULE  
A heat pump system is operable in winter mode and/or summer mode, and may be selectively operated in a defrost mode or cycle. The system includes an energy recovery module that receives and...
US20080148748 HEATING SYSTEM FOR TRANSPORT REFRIGERATION UNIT  
A temperature control system for a vehicle that defines a load space for supporting cargo. The temperature control system includes a refrigeration unit that has a refrigeration circuit, and a...
US20080053119 Cooling Unit With Coded Input Control  
A cooling unit has a refrigeration control system configured to receive coded user inputs to control functions of the unit. The coded user input is a combination of at least two user inputs and...
US20150033774 Systems And Methods For Potable Water Production  
Systems and methods are disclosed for water collection from atmospheric moisture in large quantities in uncontrolled outdoor environments where the temperature may be cold and humidity levels low....
US20130118188 METHOD OF DEFROSTING AN ENERGY RECOVERY VENTILATOR UNIT  
A method of defrosting an energy recovery ventilator unit. The method comprises activating a defrost process of an enthalpy-exchange zone of the energy recovery ventilator unit when an air-flow...
US20080141689 REFRIGERATED MERCHANDISER WITH GLASS DOOR HEAT CONTROL  
A method of operating a refrigerated merchandiser. The refrigerated merchandiser includes a case that defines a product display area, and at least one door that provides access to the product...
US20140250930 DEHUMIDIFYING APPARATUS  
A first heat exchanger, a desiccant block, and a second heat exchanger are arranged in series. In a dehumidification operation, a first operation mode in which the first heat exchanger acts as a...
US20090173092 Cross-reverse type air-conditioning system  
The present invention provides an air-conditioning system capable of continuous heating operation over an outdoor temperature range of 20 degree to negative 40 degree Celsius. The present...
US20110209488 AIR CONDITIONER  
An air conditioner includes a refrigerant circuit, a switching valve, an outdoor fan and a controller. The refrigerant circuit sequentially circulates refrigerant through a compressor, an indoor...
US20130098078 HIGH PERFORMANCE REFRIGERATOR HAVING PASSIVE SUBLIMATION DEFROST OF EVAPORATOR  
A high performance refrigerator or freezer includes a cabinet with a refrigerated interior, a first evaporator cover separating a first evaporator compartment within the cabinet from the...
US20100307172 REFRIGERANT SYSTEM WITH REHEAT REFRIGERANT CIRCUIT  
A refrigerant system is provided that includes a cooling refrigerant circuit, a reheat refrigerant circuit, an evaporator fan, and a controller. The evaporator fan forces indoor air in a first...
US20110000238 INSULATED ICE COMPARTMENT FOR BOTTOM MOUNT REFRIGERATOR WITH CONTROLLED DAMPER  
A refrigerator includes a refrigerator cabinet, a fresh food compartment disposed within the cabinet, a freezer compartment disposed within the cabinet, an ice compartment disposed within the...
US20110000237 INSULATED ICE COMPARTMENT FOR BOTTOM MOUNT REFRIGERATOR WITH CONTROLLED DAMPER  
A refrigerator includes a refrigerator cabinet, a fresh food compartment disposed within the cabinet, a freezer compartment disposed within the cabinet, an ice compartment disposed within the...
US20100326102 INSULATED ICE COMPARTMENT FOR BOTTOM MOUNT REFRIGERATOR WITH CONTROLLED DAMPER  
A refrigerator includes a refrigerator cabinet, a fresh food compartment disposed within the cabinet, a freezer compartment disposed within the cabinet, an ice compartment disposed within the...
US20060230768 Universal defrost timer  
An electronic universal defrost timer (UDT) utilizes an electronic microprocessor controlled timer that is capable of operating over a supply voltage range of 120 Volt AC to 240 Volt AC (nominal)...
US20130239596 AIR CONDITIONER AND METHOD OF CONTROLLING THE SAME  
An air conditioner and a method for controlling the same for securing reliability and increasing efficiency are provided. The air conditioner and the method of controlling the same detect freezing...
US20130091882 AIR CONDITIONER  
There is disclosed an air conditioner including a compressor to compress refrigerant, an indoor heat exchanger to cool or heat a room, using the refrigerant, an outdoor heat exchanger to...
US20110094250 REFRIGERATION INSTALLATION FOR COOLING AT LEAST ONE PIECE OF FURNITURE AND/OR A WALK-IN COOLER, AND FOR HEATING AT LEAST ONE ROOM OF PREMISES, AND AN AIR HEAT EXCHANGER FOR SUCH AN INSTALLATION  
The air exchanger comprises at least one tubular circuit for evaporating a refrigerant and thermally conducting fins (40) fastened to the tubular evaporation circuit and at least one tubular...
US20120291460 HEAT PUMP DEVICE AND REFRIGERANT BYPASS METHOD  
An outdoor unit includes a bypass circuit that makes a part of refrigerant that is discharged from a compressor be bypassed to a connecting part at the time of defrosting operation. A control...
US20130192280 REFRIGERATOR AND DEFROSTING METHOD THEREOF  
A refrigerator according to the present invention includes a compressor compressing a coolant, a condenser condensing the coolant compressed in the compressor, an expander through which the...
US20150260442 METHOD AND SYSTEM FOR DE-ICING A HEAT EXCHANGER  
Methods and systems for de-icing an exterior heat exchanger of a vehicle's heat pump are presented. In one example, a positive temperature coefficient (PTC) heater provides heat to refrigerant...
US20130098077 HIGH PEFORMANCE REFRIGERATOR HAVING SACRIFICAL EVAPORATOR  
A high performance refrigerator includes a cabinet with a refrigerated interior and a refrigeration fluid circuit having first and second evaporators located within the cabinet and separated from...
US20130104576 AIR CONDITIONER AND METHOD OF CONTROLLING THE SAME  
An air conditioner may include a plurality of indoor units and a plurality of outdoor units connected to the plurality of indoor units. Each of the plurality of outdoor units may include a...
US20060230770 Modulating proportioning reversing valve  
A method of operating a reversible heat pump system includes steps of sensing an outdoor air temperature with a first sensor and sensing at least one condition of an outdoor heat exchanger coil...
US20140338381 REFRIGERATING AND AIR-CONDITIONING APPARATUS  
A refrigerating and air-conditioning apparatus performs, even during a heating operation under air conditions leading to formation of frost, a defrosting operation while simultaneously continuing...
US20120266615 ADAPTABLE EVAPORATOR DEFROST LOGIC  
Adaptable evaporator defrost logic is employed in a refrigeration system to detect a build-up of ice on the evaporator. In response to the detected build-up of ice, a defrost operation is...
US20150121925 REFRIGERATOR  
Provided is a refrigerator. The refrigerator may include a power supply unit configured to power the refrigerator using commercial power, a battery coupled to the power supply unit and configured...
US20080028773 AIR CONDITIONER AND CONTROLLING METHOD THEREOF  
An air conditioning system includes an indoor heat exchange unit which exchanges heat with indoor air, and an outdoor heat exchange unit which exchanges heat with outdoor air. The outdoor heat...
US20150135749 FLOW RATE ADJUSTMENT VALVE FOR REFRIGERATION CYCLE  
A flow rate regulation valve is used for a refrigeration cycle device for air conditioning. The flow rate regulation valve is constituted by: an inlet flow rate control valve connected to the...
US20140216083 AIR-CONDITIONING APPARATUS  
A refrigerant circuit is configured by connecting, by pipes, a compressor that compresses a heat-source-side refrigerant, a first refrigerant flow switching device, a heat-source-side heat...
US20120023975 REFRIGERATOR AND CONTROL METHOD THEREOF  
A control method includes determining whether to perform a defrosting operation of an evaporator, closing a valve to prevent refrigerant from moving into the evaporator if implementation of the...
US20060070400 Modular header system  
The present invention provides a header module adapted for use with a retail store refrigeration system including a plurality of refrigerated merchandisers. The header module includes a first...
US20140305145 HOUSEHOLD APPLIANCE, SYSTEM AND METHOD OF CONTROLING HOUSEHOLD APPLIANCES  
A control system and a control method for controlling input voltages (1) for household appliances having at least one electric motor in their set of electric charges or devices (5). This control...
US20060117768 Defrost apparatus of refrigerator  
The present invention discloses a defrost apparatus of a refrigerator which can defrost an evaporator by a defrost heater, when moisture of the ambient air of the evaporator is frozen on the...
US20070199335 Heating And Defrosting Methods And Apparatus  
A heat pump includes a compressor 1, a condenser 2, an expansion valve 3, an evaporator 4 and a heat exchanger 6a. The heat exchanger 6a is located immediately downstream of the expansion valve 3...
US20120102986 REVERSE CYCLE DEFROST METHOD AND APPARATUS  
Systems and methods for refrigerating crops and other goods and for defrosting a refrigeration system. A refrigerant is circulated between a condenser and a refrigerator to cool air in the...
US20140245766 AIR-CONDITIONING APPARATUS  
A first flow switching device causes part of a refrigerant discharged from an injection compressor to flow through a first bypass pipe and be supplied to an outdoor heat exchanger targeting for...
US20080066478 Compressor and air conditioner  
There is provided a compressor and an air conditioner capable of preventing a piston from being locked to a cylinder by iced matters. A compressor operation control section 18 of a control unit 20...
US20110283725 HOT WATER SUPPLY APPARATUS ASSOCIATED WITH HEAT PUMP  
A hot water supply apparatus associated with a heat pump is provided. The hot water supply apparatus performs a hot water supply operation using a high temperature refrigerant that has been...
US20090173091 Multi-range composite-evaporator type cross-defrosting system  
The present invention provides a multi-range composite-evaporator type cross-defrosting system for continuous heating operation under an environment temperature range from 20 degree to negative 40...
US20130098076 HIGH PERFORMANCE REFRIGERATOR HAVING DUAL EVAPORATOR  
A high performance refrigerator includes a cabinet with a unitary refrigerated interior and a refrigeration fluid circuit having first and second evaporators located within the cabinet and...
US20070006600 Refrigeration device with adaptive automatic defrosting and corresponding defrosting method  
A refrigeration device including a thermally-insulated housing enclosing an inner chamber to be cooled and an evaporator for cooling the chamber. The evaporator is arranged in an air passage...

Matches 1 - 50 out of 90 1 2 >