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| Number | Title | Issue Date |
| 7832230 | Condenser for an air-conditioning system, particularly for a motor vehicle The invention relates to a condenser for an air-conditioning system, particularly for a motor vehicle, with vertically arranged tubes, through which a coolant can flow and which are connected to an upper and a lower horizontally arranged manifold whereby permitting ... | 11/16/2010 |
| 7832231 | Multichannel evaporator with flow separating manifold Heating, ventilation, air conditioning, and refrigeration (HVAC&R) systems and heat exchangers are provided which include tube and manifold configurations designed to promote separation of vapor phase and liquid phase fluid. The manifolds contain multichannel tubes ... | 11/16/2010 |
| 7712330 | Receiver dryer and receiver dryer integrated condenser A receiver dryer for storing and drying a refrigerant for an air conditioner is integrally fixed to a condenser to form an assembly. A condenser has refrigerant flow passages, and also has an opening portion for assembling a receiver dryer. In a body of the receiver... | 05/11/2010 |
| 7669437 | Heat exchanger module A heat exchanger module includes a condenser for condensing a refrigerant, a modulator, a sub-cooler for cooling liquid refrigerant supplied from the modulator, and a heat exchanger for cooling a fluid different from the refrigerant. The condenser, the sub-cooler an... | 03/02/2010 |
| 7428825 | Manifold for cooling agent, heat exchanger, cooling agent closed circuit and method for producing a manifold The invention relates to a manifold for a cooling agent of an air conditioning plant which comprises a separation form-closed element fixed inside a manifold housing, a heat exchanger provided with said manifold, the closed cooling agent circuit of the air condition... | 09/30/2008 |
| 7377118 | Refrigerant tracking/leak detection system and method A refrigeration system includes a heat exchanger that is operable to cool a flow of compressed refrigerant and a first sensor coupled to the heat exchanger and operable to generate a first signal indicative of a heat exchanger liquid level. A reservoir is in fluid c... | 05/27/2008 |
| 7353659 | System and method for controlling an economizer circuit A control algorithm for controlling an economizer circuit in a chiller system is provided. The control algorithm opens and closes a port valve in the economizer circuit in response to predetermined criteria to engage and disengage the economizer circuit. The predete... | 04/08/2008 |
| 7353661 | Vehicle exhaust heat recovery system A vehicle exhaust heat recovery system includes a vapor compression type refrigeration circuit, a boiler to which the refrigerant is introduced from the refrigeration circuit and heated, and an expander for generating motive power by expanding the heated refrigerant... | 04/08/2008 |
| 7350375 | Receiver and service cartridge for a condenser system A receiver (24) for a condenser system (20) includes a body (32) in fluid communication with a header (28) of the condenser system (20). A first cap (38) is coupled to an end (34) of the body (32) and has a sad... | 04/01/2008 |
| 7334429 | Refrigerant condenser for motor vehicle air-conditioning systems The invention relates to a cooling agent condenser (1) which comprises a finned tube block (2), collecting tubes (5) arranged on both sides thereof and a manifold (6) which is disposed in a parallel position with respect to the collecting... | 02/26/2008 |
| 7331189 | Cooling device In a cooling system having a compressor for supplying refrigerant under pressure, a condenser for condensing the refrigerant supplied from the compressor, a liquid receiver arranged to temporarily store the condensed refrigerant supplied from the condenser, an expan... | 02/19/2008 |
| 7331191 | Heating, ventilation and air conditioning (HVAC) system and method using feedback linearization A new feedback linearization approach to advanced control of single-unit and multi-unit HVAC systems is described. In accordance with the approach of the invention, this new nonlinear control includes a model-based feedback linearization part to compensate for the n... | 02/19/2008 |
| 7322210 | Receiver drier with relief valve The invention provides a relief valve for discharging refrigerant in a receiver drier equipped to an air conditioner of a car. A receiver drier 1 of an air conditioner of a car has an inlet path 44 and an outlet path 46 of refrigerant formed to ... | 01/29/2008 |
| 7287581 | Full function vehicle HVAC/PTC thermal system The integrated automotive HVAC/PTC system of the present invention includes a bi-fluidic heat exchanger between an air conditioning subsystem and a heating subsystem which enables heat extracted during dehumidification of the ventilation air to be transferred into d... | 10/30/2007 |
| 7284594 | Cooling system used for hybrid-powered automobile A radiator 9 for electric parts use, which cools an inverter and others relating to the control of an electric motor, and a condenser 12 for condensing refrigerant are arranged in parallel with each other with respect to the direction of an air flow on... | 10/23/2007 |
| 7275390 | Desiccant cartridge for an integrated condenser/receiver and method of making same In accordance with one preferred embodiment, a desiccant cartridge (30) for insertion into an integrated condenser/receiver (10) comprises a rigid stand-off member (72) and a porous desiccant bag (34). The preferred rigid stand-off member... | 10/02/2007 |
| 7275391 | Assembly for refrigerant circuits The invention relates to an assembly for refrigerant circuits that is arranged between the compressor and the evaporator thereof including a housing with a through channel. Within the through channel is a microchannel part having a filtering portion and a decompress... | 10/02/2007 |
| 7264043 | Condenser for vehicles and integrated radiator-condenser body including said condenser A condenser (14) for vehicles, comprising: a pair of mutually parallel distributors (28,30), a plurality of mutually parallel tubes (32) positioned orthogonally to the distributors (28, 30 | 09/04/2007 |
| 7249468 | Air conditioning system An air conditioning system has a compressor for compressing a liquid refrigerant to form a high pressure vapor which is fed to a condenser for cooling the vapor so that it returns to liquid state and fed to an evaporator. In the evaporator, the liquid is transformed... | 07/31/2007 |
| 7243710 | Vehicle heat exchanger A vehicle heat exchanger includes heat exchangers overlapped with each other in an airflow direction. The heat exchangers include heat exchanger tubes arranged side by side with each other. The heat exchangers include outer fins interposed between neighboring heat e... | 07/17/2007 |
| 7237406 | Condenser/separator and method A condenser (10) and method for separating a fluid flow is provided. The condenser (10) maybe used for separating a cathode exhaust flow (60) into a condensed liquid (86) and a non-condensed gas (70). The condenser (10) incl... | 07/03/2007 |
| 7237404 | Frigorie accumulator The frigorie accumulator comprises a housing which defines in its interior a region for holding a frigorie storage substance such as a eutectic solution, and at least one duct which extends in a heat-exchange relationship with the housing and can contain a refrigera... | 07/03/2007 |
| 7234335 | Method for producing a head element for heaters According to a method for producing head elements for heaters, a piece of sheet metal (1) is deep drawn and cut along the edge (9) of an open side (6) to obtain a hollow body (8) with larger and narrower sides (4,5,14,15). An apert... | 06/26/2007 |
| 7228700 | Heating/cooling system An object is to provide a heating/cooling system capable of achieving reduction of power consumption, and enhancement of performance in a heating/cooling system usable in such a manner as to be switched to be hot/cold. The heating/cooling system having a storage cha... | 06/12/2007 |
| 7216494 | Supermarket refrigeration system and associated methods A supermarket refrigeration system may include a plurality of supermarket refrigeration cases, each including an evaporator and an associated compressor connected downstream therefrom. A common condenser is connected downstream from the compressors, and a receiver i... | 05/15/2007 |
| 7216498 | Method and apparatus for determining supercritical pressure in a heat exchanger A method and apparatus to determine the pressure of a supercritical refrigerant within a heat exchanger of a transcritical vapor compression system. A plurality of measurements, e.g., temperature, are obtained at spaced locations on the heat exchanger and the locati... | 05/15/2007 |
| 7213412 | Condenser with integral receiver and capable of upflow operation A condenser for an air conditioning system includes a receiver integrally formed with a second, or return, header which is in fluid communication with a second, or sub-cooling, group of tubes. A conduit extends between entry and discharge ends both of which are comp... | 05/08/2007 |
| 7207191 | Cryogenic refrigerator A cryogenic refrigerator includes a pressure feeding device, a refrigeration device, a high pressure passage, a low pressure passage, and at least one heat exchanger at the high pressure passage for refrigerating the refrigerant introduced at the high pressure passa... | 04/24/2007 |
| 7197886 | Heat reclaim refrigeration system and method A heat reclaim refrigeration system uses a first compressor to elevate the amount of latent heat reclaimable by the system and to reclaim this heat using heat reclaim means, such as heat reclaim coils, for practical applications, such as heating a building. In addit... | 04/03/2007 |
| 7165419 | Apparatus for converting refrigerant pipe of air conditioner An apparatus for converting a refrigerant pipe of an air conditioner comprises: a valve housing installed at a position where respective refrigerant discharge pipes of plural compressors are put together, having a valve space portion therein, and composed of a first... | 01/23/2007 |
| 7165420 | Apparatus for converting refrigerant pipe of air conditioner An apparatus for converting a refrigerant pipe of an air conditioner comprises: a valve housing installed at a position where respective refrigerant discharge pipes of plural compressors are put together, having a valve space portion therein, and having a first refr... | 01/23/2007 |
| 7165417 | Condenser receiver with insert A receiver for a vehicle air conditioner having a pair of headers and a plurality of tubes defining a plurality of refrigerant flow stages between the headers. The receiver includes a housing in refrigerant flow connection with one of the condenser headers, and a re... | 01/23/2007 |
| 7162878 | Refrigeration apparatus Disclosed is an efficient refrigeration apparatus that provides refrigerant based energy storage and cooling. When connected to a condensing unit, the system has the ability to store energy capacity during one time period and provide cooling from the stored energy d... | 01/16/2007 |
| 7135059 | Portable gas fractionalization system A portable gas fractionalization apparatus that provides oxygen rich air to patients is provided. The apparatus is compact, lightweight, and low-noise. The components are assembled in a housing that is divided into two compartments. One compartment is maintained at ... | 11/14/2006 |
| 7131291 | Compression system for cooling and heating purposes A compression refrigeration system includes a compressor (1), a heat rejector (2), expansion device (3) and a heat absorber (4) connected in a closed circulation circuit that may operate with supercritical high-side pressure. The refriger... | 11/07/2006 |
| 7131293 | Dryer integrated condenser of a refrigerating system and a method of assembling the same In a refrigerating system, a condenser (1) includes a cooling core (2) having parallel tubes and cooling fins, two headers (3) connected to the ends of each tube and a cylindrical dryer tank (4) connected to one of the headers (3) ... | 11/07/2006 |
| 7131294 | Method and apparatus for control of carbon dioxide gas cooler pressure by use of a capillary tube A transcritical vapor compression system that includes a fluid circuit circulating a refrigerant in a closed loop. The fluid circuit has operably disposed therein, in serial order, a compressor, a first heat exchanger, a first capillary tube and a second heat exchan... | 11/07/2006 |
| 7121114 | Condenser The invention relates to for a motor vehicle air conditioning installation, comprising a pipe/rib block, headers which are arranged on both sides thereof and are used to receive the ends of the pipes, and a collector which is arranged parallel to one of the headers,... | 10/17/2006 |
| 7107787 | Evaporator In an inlet heat exchange unit, wherein a refrigerant's dryness is low and its flow distribution is likely to cause deviation, a number of heat exchange passages in an ascending flow path at an upstream side is less than the number of heat exchange passages in desce... | 09/19/2006 |
| 7096679 | Transcritical vapor compression system and method of operating including refrigerant storage tank and non-variable expansion device A transcritical vapor compression system includes a fluid circuit circulating a refrigerant in a closed loop. The fluid circuit has operably disposed therein, in serial order, a compressor, a first heat exchanger, at least one non-variable expansion device and a sec... | 08/29/2006 |
