Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7918094 | Centrifugal bernoulli heat pump Heat pumps move heat from a source to a higher temperature heat sink. This invention enables spontaneous source-to-sink heat transfer. Spontaneous heat transfer is accomplished by conducting heat from the source through rotating disks to a portion of the generally w... | 04/05/2011 |
| 7908872 | Rare-gas-based bernoulli heat pump and method Heat pumps move heat from a source to a warmer sink, with Bernoulli heat pumps accomplishing this movement by reducing the temperature in a portion of the generally-warmer heat-sink flow. Heat flows spontaneously from the generally cooler heat-source flow into the l... | 03/22/2011 |
| 7861541 | System and method of refrigeration In a refrigeration system, an asymmetric scroll expander has an orbiting scroll element engaged with a fixed scroll element. The orbiting scroll element and fixed scroll element can define a first expansion pocket and a second expansion pocket at positions relative ... | 01/04/2011 |
| 7669430 | Heat pump apparatus The present invention realizes a reliable heat pump apparatus and heat pump apparatus having high recovering efficiency. The heat pump apparatus includes an expander 711 for expanding working fluid, a permanent magnet type synchronization power generator 7... | 03/02/2010 |
| 7334422 | Cabin air conditioning system with liquid cooling for power electronics An air conditioning system is provided with a cooling air ram that includes both air-to-air heat exchangers, and a liquid sink heat exchanger. The liquid sink heat exchanger receives a cooling fluid that has been utilized to cool a power electronics control for an e... | 02/26/2008 |
| 7334423 | Dual mode condensing cycle An air conditioning system is provided that includes first and second turbines and a compressor. The second turbine is in fluid communication with a pack outlet. A passage fluidly connects the first turbine and the pack outlet. A valve is associated with the passage... | 02/26/2008 |
| 7334428 | Cooling system for a rotary screw compressor A compressor system has a compression stage, a coolant circuit and a refrigerant circuit. The compression stage compresses ambient air and generates compressed air and heat. A coolant removes heat from the compression stage and the heat is transferred from the coola... | 02/26/2008 |
| 7322207 | Air refrigerant cooling apparatus and air refrigeration system using the air refigerant cooling apparatus An air refrigerant cooling apparatus has magnetic bearings with high reliability and high efficiency. The air refrigerant cooling apparatus includes a motor having a first magnetic bearing and a second magnetic bearing for supporting a shaft, a compressor and an exp... | 01/29/2008 |
| 7322202 | Electric motor driven supercharger with air cycle air conditioning system An inventive air conditioning system includes an air conditioning pack for receiving pressurized air and converting the pressurized air into conditioned air for an aircraft. Pressurized air is provided by a compressed air supply system that is fluidly connected to t... | 01/29/2008 |
| 7305842 | Environmental control system and method for an aircraft An environmental control system for an aircraft having an air pump that is powered by bleed air from an engine of the aircraft. Although the air pump is powered by engine bleed air, the air pump draws ambient fresh air from outside the aircraft, compresses the fresh... | 12/11/2007 |
| 7272933 | Methods and apparatus for operating gas turbine engines A method for operating a gas turbine engine, including a first compressor, a second compressor, and a turbine, coupled together in serial flow arrangement. The method includes channeling compressed airflow discharged from the first compressor through an intercooler ... | 09/25/2007 |
| 7178324 | External combustion engine An external combustion engine comprises a compressor assembly, a heater assembly, an expander assembly, a cooler assembly, and auxiliary systems. The preferred embodiment of this invention uses fossil fuel as the main source of energy, and water substance for the wo... | 02/20/2007 |
| 7171819 | Indirect regenerative air cycle for integrated power and cooling machines An integrated power and cooling machine having an indirect regenerative air cooling feature may be useful for providing power and environmental control to both ground vehicles, such as tanks, and aircraft, such as helicopters and airplanes. The integrated power and ... | 02/06/2007 |
| 7165936 | Adjustable flow turbine nozzle A multiple-passage turbine nozzle with desired predetermined flow properties may be provided with an adjustment member in one or more of its passages to limit the flow therethrough. Turbine nozzle flow is an important performance characteristic that may be difficult... | 01/23/2007 |
| 7096665 | Cascading closed loop cycle power generation Cascading Closed Loop Cycle (CCLC) and Super Cascading Closed Loop Cycle (Super-CCLC) systems are described for recovering power in the form of mechanical or electrical energy from the waste heat of a steam turbine system. The waste heat from the boiler and steam co... | 08/29/2006 |
| 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 |
| 7086239 | Condenser The present invention relates to a condenser for an air-based climate control system, having an inlet and an outlet for the air to be cooled, an inlet and an outlet for the cool air, a heat exchange unit for heat transfer between the air to be cooled and the cool ai... | 08/08/2006 |
| 7059136 | Air turbine powered accessory An aircraft accessory system includes an aircraft engine powered direct air turbine driven accessory and an air turbine drivingly directly connected by an air turbine shaft to the accessory. The air turbine includes a variable geometry turbine nozzle in selectable d... | 06/13/2006 |
| 7044214 | Aircraft ground support air conditioning unit with cooling air flow control doors A system and method of supplying conditioned air to an aircraft environmental control system during ground support operations that uses at least one flow control door to control the flow of cooling air through a heat exchanger. The heat exchanger removes heat from a... | 05/16/2006 |
| 7043934 | Device for collecting water from air The present invention is directed to a water making device that collects the moisture contained in the atmosphere and condenses it into high purity water. In one embodiment, moist air entering the water making/water cooling system flows across an air filter, then a ... | 05/16/2006 |
| 7040106 | Air conditioning system with secondary compressor drive A secondary drive system for an air conditioner compressor includes a conventional air conditioning circuit having integrated therewith a secondary compressor drive. The secondary compressor drive includes an air motor for selectively operating the otherwise convent... | 05/09/2006 |
| 7040112 | Air conditioning system An air conditioning system for an aircraft in which cabin air is recirculated and mixed with cold air from an air conditioning machine which includes at least an expansion turbine over which warm pressurised air is expanded and cooled, and wherein the system include... | 05/09/2006 |
| 7017365 | System for dehumidification in air conditioners The present invention relates to a system for dehumidification in air conditioners comprising an expansion stage, a condenser and comprising a water separator disposed upstream of the expansion stage. A dehumidification system with reduced system construction volume... | 03/28/2006 |
| 7000425 | Manifold for pack and a half condensing cycle pack with combined heat exchangers An air generation unit includes first and second air cycle machines (ACMs), each having first and second turbines. A manifold is arranged between the first and second ACMs and is in fluid communciation with each of the first and second turbines of the first and seco... | 02/21/2006 |
| 6997012 | Method of Liquifying a gas A method of liquefying a gas is disclosed and which includes the steps of pressurizing a liquid; mixing a reactant composition with the pressurized liquid to generate a high pressure gas; supplying the high pressure gas to an expansion engine which produces a gas ha... | 02/14/2006 |
| 6981388 | Air conditioning system The following invention relates to an air conditioning system, in particular for aircraft, comprising at least one heat exchanger, arranged in a ram air duct, for cooling compressed air by means of a fluid, and comprising at least a first and a second air cycle mach... | 01/03/2006 |
| 6972052 | Rotational atomizer with external heating system In a coating device with a rotary atomizer, for preventing the condensation of spray cabin air on components cooled by the lower-pressure exhaust air of the drive turbine of the atomizer, a heating device is provided, which can heat air flowing through the atomizer ... | 12/06/2005 |
| 6966198 | Air-cycle air conditioning system for commercial refrigeration A refrigeration and air-cycle air conditioning system is provided for a body defining interior space, preferably a stand alone refrigeration cabinet. The air conditioning system includes a unique combination of a compressor, intercooler, expander, motor and plenum t... | 11/22/2005 |
| 6957543 | Air cycle water producing machine An air cycle water producing machine utilizes a combination of cooling turbine, heat exchanger and fresh air cycling to increase water output while minimizing the amount of energy required to operate the system. ... | 10/25/2005 |
| 6948331 | Environmental control system for an aircraft An environmental control system for an aircraft includes a vapor cycle system for circulating a refrigerant through a fuel cooled condenser, a primary evaporator wherein the expanded refrigerant is used to provide cooling for a cooling medium and a secondary evapora... | 09/27/2005 |
| 6948325 | Air conditioning system and method of testing An air conditioning system for conditioning a supply of hot pressurised air for use in an environment the system including a primary heat exchanger in which heat in the hot pressurised air supply is exchanged with a cooling fluid, a compressor to compress the supply... | 09/27/2005 |
| 6948327 | Hot gas heat treatment system A refrigeration system both cools and heats frozen dessert mix in at least two hoppers and at least two freezing cylinders. A liquid line solenoid valve at the inlet of each of the hoppers and the freezing cylinders controls the flow of refrigerant from the condense... | 09/27/2005 |
| 6938405 | Spray nozzle grid configuration for gas turbine inlet misting system The mister includes a plurality of manifolds extending between opposite sides of a duct. Each manifold carries a plurality of nozzles at laterally spaced positions along the length of the manifold. The manifolds are spaced one behind the other in the direction of ai... | 09/06/2005 |
| 6935129 | Heat exchanger and combined cycle system using the same A radiator for a vapor-compression refrigerant cycle and a condenser for a Rankine cycle are integrated to construct a heat exchanger. The heat exchanger includes a core portion for performing a heat exchange, and is disposed to have a first function portion used as... | 08/30/2005 |
| 6928832 | Electrically driven aircraft cabin ventilation and environmental control system The present invention relates to an electrically driven aircraft cabin and ventilation and environmental control system. The system includes at least one inlet for capturing ram air, an electrically driven compressor for pressurizing the ram air, and a thermal condi... | 08/16/2005 |
| 6925818 | Air cycle pre-cooling system for air separation unit The method of processing air prior to separation of such air into gaseous components, the steps that include: first compressing a stream of air and cooling the compressed air, to enable water separation and removal from the stream, to provide a dry stream of air; th... | 08/09/2005 |
| 6898941 | Supercritical pressure regulation of vapor compression system by regulation of expansion machine flowrate The expansion machine flowrate of a vapor compression system is regulated to directly control the supercritical pressure in the high pressure component of the transcritical system. The expansion machine is directly linked to a recompressor which recompresses the vap... | 05/31/2005 |
| 6883335 | Air conditioning system An air conditioning system for an aircraft in which cabin air is recirculated and mixed with cold air from an air conditioning machine which includes at least one expansion turbine over which warm pressurized air is expanded and cooled, and wherein the system includ... | 04/26/2005 |
| 6877340 | Expander It is an object of the present invention to reduce the constraint that the density ratio is constant as small as possible, and to obtain high power recovering effect in a wide operation range by using an expander which is operated in accordance with a flowing direct... | 04/12/2005 |
| 6848261 | Condensing cycle with energy recovery augmentation A system and method for providing conditioned air to an aircraft cabin. The system combines the benefits of a traditional 4 wheel condensing cycle and dual expansion energy recovery cycles. The energy of a heat load such as aircraft electronic or avionics can be rec... | 02/01/2005 |
