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| Number | Title | Issue Date |
| 8117855 | Refrigeration system with consecutive expansions and method Modernized refrigeration cycle includes two consecutive expansions with two expansion devices and two condensers, wherein the first condenser liquefies refrigerant after compressor and the second condenser liquefies refrigerant after the first expansion device. The ... | 02/21/2012 |
| 7856833 | Cool cap for outdoor heat exchangers A new apparatus, which may be referred to as a “cool cap,” for use with an outdoor heat exchanger (e.g., a heat pump or an air conditioning condenser) having an air inlet vent and an air outlet vent, the apparatus comprising a top having an exhaust vent compleme... | 12/28/2010 |
| 7644590 | Electronics architecture for a refrigerator quick chill and quick thaw system A control system for a refrigeration system having a refrigeration compartment and a quick chill/thaw pan. A main controller board, electrically connected to a temperature adjustment board and a dispenser board through the serial communications bus, controls the tem... | 01/12/2010 |
| 7389813 | Systems and methods for controlling local environment The present invention provides systems and methods of controlling local environment. In one embodiment, incoming air enters a contactor such the Direct Contact Cooler-Condenser (DCCC) where the air contacts water distributed on the contact media. After passing throu... | 06/24/2008 |
| 7371270 | Odour absorbing filters An odor adsorbing or deodorizing filter which comprises a matrix or substrate impregnated with a mixture of particulate chemically modified activated carbon and particulate activated carbon, together with a binder. The filter may be incorporated into an ostomy colle... | 05/13/2008 |
| 7340906 | HVAC desiccant wheel system and method An HVAC system includes a desiccant wheel, wherein the wheel's speed varies with airflow, the wheel is energized for at least a set period at startup, and/or a heat recovery system (e.g., an air-to-air heat exchanger) upstream of the wheel enhances the system's abil... | 03/11/2008 |
| 7325414 | Hybrid tandem compressor system with economizer circuit and reheat function for multi-level cooling A tandem compressor refrigerant system where an economizer circuit and reheat coil are incorporated to provide additional flexibility and control over overall system capacity and sensible heat ratio as well as to increase system efficiency. In this system, tandem co... | 02/05/2008 |
| 7318320 | Humidity control apparatus A humidity control apparatus includes two adsorbing elements (81, 82), and performs a batch-type operation. The humidity control apparatus includes a refrigerant circuit (100). A second air for regenerating the adsorbing element (81, 82) is heat... | 01/15/2008 |
| 7290399 | Multi-circuit dehumidification heat pump system In a multi-circuit heat pump system least one of the circuits has a reheat function. Various reheat concepts may be independently utilized for each circuit to reheat and dehumidify air. Moreover, the ability to bypass refrigerant around the outdoor heat exchanger ma... | 11/06/2007 |
| 7287394 | Refrigerant heat pump with reheat circuit A refrigerant heat pump system is operable in both heating and cooling modes. A reheat circuit is integrated into the system schematic to provide improved control over temperature and humidity and to cover a wide spectrum of sensible and latent capacity demands.... | 10/30/2007 |
| 7284387 | Diesel fuel heated dessicant reactivation with internal heat bypass Dessicants employed in dehumidifying moisturized air present within a water-damaged building are themselves dehumidified to liberate collected moisture through the use of ambient air drawn over and about a heat exchanger fired by diesel fuel, with portions of the ai... | 10/23/2007 |
| 7284386 | Self-contained trailer for diesel fuel heated dessicant reactivation Dessicants employed in dehumidifying moisturized air present within a water-damaged building are themselves dehumidified to liberate collected moisture through the use of ambient air drawn over and about a heat exchanger fired by diesel fuel, with the dessicants, th... | 10/23/2007 |
| 7284384 | 2-line residential use diesel fuel heated dessicant reactivator Dessicants employed in dehumidifying moisturized air present within a water-damaged building are themselves dehumidified to liberate collected moisture through the use of ambient air drawn over and about a heat exchanger fired by diesel fuel and powered by a pair of... | 10/23/2007 |
| 7284383 | Wheel belt drive for diesel fuel heated dessicant reactivation Rotating wheel dessicants employed in dehumidifying moisturized air present within a water-damaged building are themselves dehumidified to liberate collected moisture through the use of ambient air drawn over and about a heat exchanger fired by diesel fuel, with the... | 10/23/2007 |
| 7284385 | Pre-dried air reactivation for diesel fuel heated dessicant reactivator Dessicants employed in dehumidifying moisturized air present within a water-damaged building are themselves dehumidified to liberate collected moisture through the use of ambient air drawn over and about a heat exchanger fired by diesel fuel, with a portion of the d... | 10/23/2007 |
| 7276097 | Load-lock system, exposure processing system, and device manufacturing method A load-lock system includes a load-lock chamber arranged between a storage port which stores a substrate and a process chamber which processes the substrate in a process space maintained at a pressure lower than that in the storage port, and a dehumidifying unit whi... | 10/02/2007 |
| 7275384 | Heat pump with reheat circuit A refrigerant heat pump system is operable in both heating and cooling modes. A reheat circuit is integrated into the system schematic to provide improved control over temperature and humidity and to cover a wide spectrum of sensible and latent capacity demands. In ... | 10/02/2007 |
| 7266953 | Stacked condensing assembly A condensing assembly for urging condensation of a vapour into a liquid has a vertically stacked modular array of horizontal condensation units exposed to a heat transfer medium. Each condensation unit has a cooling chamber, a plurality of hollow legs and necks acce... | 09/11/2007 |
| 7261150 | Apparatus for humidification and temperature control of incoming fuel cell process gas A method for humidifying and controlling the temperature of a process gas stream comprising the steps of super-saturating and heating the process gas stream with steam until it reaches a first pre-set temperature; cooling the process gas stream until it reaches a se... | 08/28/2007 |
| 7234646 | Heat pump hot-water supply system A hot-water supply system heats water through heat exchange between high-temperature refrigerant of a heat pump circuit and water of a water circulating circuit. The system is an instantaneous water heater unit for instantaneously heating, at a water heat exchanger,... | 06/26/2007 |
| 7231774 | Multi-circuit refrigerant cycle with dehumidification improvements Multi-circuit refrigerant systems are provided with better control over a dehumidification function. In one embodiment, system circuits have means of communication with each other through connecting lines and flow control devices operable on demand. In another embod... | 06/19/2007 |
| 7228708 | Multi-temp system with tandem compressors and reheat function A tandem compressor system is disclosed that delivers compressed refrigerant to a common discharge manifold, and then to a common condenser. From the common condenser, the refrigerant passes to a plurality of evaporators, with each of the evaporators being associate... | 06/12/2007 |
| 7219505 | Control stability system for moist air dehumidification units and method of operation A system and humidity control method is provided for a multi-stage cooling system having two or more refrigerant circuits that balances humidity control and cooling demand. Each refrigerant circuit includes a compressor, a condenser and an evaporator. A hot gas rehe... | 05/22/2007 |
| 7213402 | Refrigeration-based compressed-gas dryer A refrigeration-based compressed-gas dryer comprises a group of heat exchangers (10), this group of heat-exchangers including a gas-to-gas heat exchanger (20), an evaporator (30), a condensate separator (50) and at least a refrigerating c... | 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 |
| 7191604 | Heat pump dehumidification system A heat pump dehumidification system comprised of one of an air source heat pump system, a water source heat pump system, and a direct expansion heat pump system, with an extra interior air heat exchange means situated between the system's compressor's hot refrigeran... | 03/20/2007 |
| 7178355 | HVAC desiccant wheel system and method An HVAC system includes a desiccant wheel, wherein the wheel's speed varies with airflow, the wheel is energized for at least a set period at startup, and/or a heat recovery system (e.g., an air-to-air heat exchanger) upstream of the wheel enhances the system's abil... | 02/20/2007 |
| 7178347 | Method for refrigerant and oil collecting operation and refrigerant and oil collection controller A method for refrigerant and oil collecting operation capable of assuring the cleanliness of the inside of an existing communication pipe at a low cost and installing, at a low cost, a new air conditioner, comprising a compressor (1), a heat source side heat ... | 02/20/2007 |
| 7170191 | Electricity generating and air conditioning system with water heater A cogeneration system includes an engine, a generator connected to an output shaft of the engine to generate electricity, a heat pump type air conditioner, which uses the electricity generated from the generator, and includes a compressor, a directional valve, an ou... | 01/30/2007 |
| 7166149 | Adsorption process for continuous purification of high value gas feeds Using a high pressure rotary adsorbent wheel, a high value compressed gas feed can be purified by concentrating the impurity such as water, condensing it out, before final purification. Instead of exhausting gas from the system, the effluent can be put back into the... | 01/23/2007 |
| 7165414 | System for the dehumification of air An improved air conditioner system for controlling a desired temperature and a reduced humidity level in a space to be environmentally controlled, that comprises an additional second heat exchanger and third heat exchanger in the separate indoor air flow path. The r... | 01/23/2007 |
| 7155318 | Air conditioning unit control to reduce moisture varying operations In a method of operating an air conditioning unit to reduce moisture varying operations, psychrometric chart data is accessed. In addition, a constraint is set on the relationship between the temperature of air supplied by the air conditioning unit and the relative ... | 12/26/2006 |
| 7150160 | Building exhaust and air conditioner condensate (and/or other water source) evaporative refrigerant subcool/precool system and method therefor A system for providing liquid refrigerant subcooling by means of evaporative cooling utilizing the condensate water of said air conditioner, refrigeration/heat pump system and/or other water supply to wet the surface of the subcool heat exchanger and pass the dry ex... | 12/19/2006 |
| 7146825 | Refrigerator Disclosed is a refrigerator comprising: a compressor installed in a machine chamber for compressing refrigerant of low temperature and low pressure into refrigerant of high temperature and high pressure; a condenser upright installed at one inner side of the machine... | 12/12/2006 |
| 7143589 | Sorption cooling systems, their use in automotive cooling applications and methods relating to the same A sorption cooling system for providing cooled air to the cabin of a vehicle. The sorption cooling system includes an evaporator, a condenser adapted to fluidly communication with the evaporator, and a plurality of adsorbent beds adapted for fluid communication with... | 12/05/2006 |
| 7089997 | Heat exchanger using water liquid and vapor phases transformation to enhance heat exchange performance A heat exchanger that uses water liquid and vapor phases transformation to enhance heat exchange performance mainly includes a primary heat exchanger, a water vaporization device and an auxiliary heat exchanger. The auxiliary heat exchanger has an upper heat exchang... | 08/15/2006 |
| 7082990 | Air conditioning apparatus for vehicle An interior of an air conditioning case is partitioned into a first air passage extending from an inside air suction port to a foot opening portion and a second air passage extending from an outside air suction port is disposed at a side of the first air passage to ... | 08/01/2006 |
| 7083109 | Thermostat having modulated and non-modulated provisions A thermostat providing modulated or analog control of valves or dampers of an air management system. This permits operating a single cooling or heating stage with partially open valves or dampers as needed, since one full stage that is either fully on or off may not... | 08/01/2006 |
| 7063139 | System for heating and cooling the interior of a motor vehicle A system for heating and cooling the interior of a motor vehicle includes a first climate control device designed to heat or cool the front area of the interior, and a second climate control device designed to heat or cool the rear area of the interior. A first evap... | 06/20/2006 |
