Bizarre Patents
An electrified table cloth for preventing crawling insects from gaining access to the consumer's food or drink.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7823412 | Hermetic vessel equipped with inserted-type discharge pipe, and oil separator, gas-liquid separator, and air conditioning system using the same A hermetic vessel capable of preventing noise caused by fluid flow, and an oil separator, a gas-liquid separator, and an air conditioning system using the same. The hermetic vessel having a vessel body includes an inlet through which a fluid flows into the vessel bo... | 11/02/2010 |
| 7735335 | Fluid pump having expansion device and rankine cycle using the same A complex fluid machine has an expansion-compressor device, a pump, and a motor generator. The expansion-compressor device, the pump, and the motor generator are operatively connected and arranged in series. A portion of an outlet side passage formed in the fluid ma... | 06/15/2010 |
| 7530235 | Heat pump, heat pump system, method of pumping refrigerant, and rankine cycle system A Rankine cycle system has a condenser, a heat pump connected to the condenser, a heat collecting device connected to the heat pump, and an expansion turbine connected to the heat collecting device and the condenser. The heat pump includes an expansion tank or close... | 05/12/2009 |
| 7401475 | Thermodynamic systems operating with near-isothermal compression and expansion cycles A thermodynamic system that can approximate the Ericsson or Brayton cycles and operated in reverse or forward modes to implement a cooler or engine, respectively. The thermodynamic system includes a device for compressing a first fluid stream containing a first gas-... | 07/22/2008 |
| 7343965 | Brazed plate high pressure heat exchanger A brazed plate heat exchanger (30) is provided for transferring heat between a first fluid (32) and a second fluid (34), with the first fluid (32) being pressurized to a relatively high pressure. The heat exchanger includes plate pairs ( | 03/18/2008 |
| 7340918 | Magnetostrictive drive of refrigeration systems A liquid-phase cooling device of a refrigeration system has an outer tubular housing enclosing a heat exchanger through which a mixture gases and liquid constituting a working fluid media is heated and cooled while undergoing compression and expansion within a cavit... | 03/11/2008 |
| 7308797 | Cryogenic refrigerator A cryogenic refrigerator includes a first refrigerant tube and a second refrigerant tube each comprising two tubes that are arranged on a cooling stage substantially parallel to each other and communicate with each other through a gas passage formed in the cooling s... | 12/18/2007 |
| 7281383 | Reciprocating four-stroke Brayton refrigerator or heat engine A thermal machine that can function as either a refrigerator or an external combustion heat engine is disclosed. A working gas undergoes four thermodynamic processes that comprise a Brayton cycle. Two of these processes, adiabatic compression and adiabatic expansion... | 10/16/2007 |
| 7281688 | Materials for self-transpiring hot skins for hypersonic vehicles or reusable space vehicles A self-transpiring hot skin for a hypersonic or reusable space vehicle that can provide protection to the vehicle during short periods of abnormally high heat flux (either planned in the flight profile or an off-nominal event). The hot skin includes a ceramic compos... | 10/16/2007 |
| 7275720 | Actively cooled ceramic thermal protection system An apparatus and method for thermal protection is provided. A thermal protection apparatus includes a porous layer attached to an inner structural member requiring thermal protection. The porous layer serves as both a cooling air plenum and a transpiring medium. The... | 10/02/2007 |
| 7260940 | Heat pump using gas hydrate, and heat utilizing apparatus The object of the present invention is to provide a heat pump having a high coefficient of performance (COP), and a heat utilizing apparatus that allows the obtaining of high energy efficiency by using that heat pump. The heat pump, comprising a refrigerant c... | 08/28/2007 |
| 7260952 | Fluid machine A fluid machine has a compressor device for compressing refrigerant of a refrigerating cycle for an automotive vehicle, an electric rotating device operating as an electric motor for generating a rotational driving force to drive the compressor device or operating a... | 08/28/2007 |
| 7135687 | Thermoelectrically controlled X-ray detector array statement regarding federally sponsored research Disclosed is an X-ray detector assembly for use in a computed tomography system. The X-ray detector assembly comprises an array of detector cells coupled between two rails. A thermoelectric cooler is coupled to an end of each of the rails, and is controlled to alter... | 11/14/2006 |
| 7081699 | Thermoacoustic piezoelectric generator A thermoacoustic generator includes a housing with a thermoacoustic core supported in the housing. The core is operable to introduce acoustical power into the housing to thereby oscillate the pressure of the gas in the housing at a frequency. A piezoelectric alterna... | 07/25/2006 |
| 7043937 | Fluid diode expansion device for heat pumps An expansion device for the heat pump applications consists of a flow resistance device that has a different resistance to refrigerant flow depending on the flow direction through this device. The flow resistance device has no moving parts so that it avoids the dama... | 05/16/2006 |
| 7017351 | Miniature thermoacoustic cooler A MEMS based thermoacoustic cryo-cooler for thermal management of cryogenic electronic devices. The cryogenic cooling system can be integrated directly into a cryogenic electronic device. A vertical comb-drive provides an acoustic source through a driving plate to a... | 03/28/2006 |
| 7003964 | Heat pump system A heat pump system (10) including a heat generator (15), a heat engine (26) supplied with heat engine working fluid (18) by the heat generator (15) having a heat engine cylinder chamber (34), a heat engine piston (32)... | 02/28/2006 |
| 6974496 | Apparatus for thermal swing adsorption and thermally-enhanced pressure swing adsorption The present invention provides compact adsorption systems that are capable of rapid temperature swings and rapid cycling. Novel methods of thermal swing adsorption and thermally-enhanced pressure swing adsorption are also described. In some aspects of the invention,... | 12/13/2005 |
| 6952924 | Rankine cycle apparatus Rankine cycle apparatus, having closed working medium circulation circuitry, includes a collection mechanism for collecting a working medium leaked or discharged out of the circulation circuitry. The working medium collected via the collection mechanism is stored in... | 10/11/2005 |
| 6945066 | Refrigeration cycle apparatus A refrigeration cycle apparatus using carbon dioxide as a refrigerant has a compressor, an outdoor heat exchanger, an expander, an indoor heat exchanger and an auxiliary compressor. The auxiliary compressor is driven by power recover by the expander. When refrigeran... | 09/20/2005 |
| 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 |
| 6928389 | Compressor performance calculator A system and method for calculating the performance of a compressor wherein the user can select a compressor from a database or retrieve a list of compressors to select from based on application conditions. The system calculates the capacity, power, current, mass fl... | 08/09/2005 |
| 6786059 | Refrigeration system Water is used as a refrigerant, and a humidification cooler (41) which evaporates the water to generate cold heat and a dehumidifier (42) are provided. A compressor (50) which compresses water vapor separated by the dehumidifier (42) is p... | 09/07/2004 |
| 6739137 | Magnetic condensing system for cryogenic engines A method and apparatus is provided for generating an artificial heat sink below ambient temperature for a cryogenic condenser by isothermally magnetizing a paramagnetic fluid and removing the magnetic field thereby creating a temperature drop in the fluid by the mag... | 05/25/2004 |
| 6684645 | Cooling by resonator-induced coherent scattering of radiation The invention relates to a method and apparatus for cooling multilevel entities such as atoms, ions or molecules as well as entities with no apparent internal structure. Cooling is achieved by coherent scattering, where the frequency of the emitted radiat... | 02/03/2004 |
| 6672099 | Refrigeration system In a refrigeration system (10), an evaporator (11) and a condenser (15) are each formed of a container-like member (55). The inside of the container-like member (55) is divided into a liquid side space (12, 16) and a gas side space (13, 17) by a moisture ... | 01/06/2004 |
| 6668560 | Rotating magnet magnetic refrigerator A magnetic refrigeration apparatus has an annular container including a plurality of magnetic regenerator compartments containing magnetocaloric material, and a magnet mounted for rotation around the annular container, whereby the motion of the magnet pro... | 12/30/2003 |
| 6644062 | Transcritical turbine and method of operation A process employing a rotary axial turbine, and a nozzle, that includes providing a working fluid expansible from a characteristic supercritical region into the wet region, expanding the fluid from said supercritical region into the wet region via the noz... | 11/11/2003 |
| 6604364 | Thermoacoustic cogeneration system A method for operating a thermoacoustic engine which produces acoustic energy which may be used to generate refrigeration wherein energy delivery fluid from a hot energy source, which provides heat to the thermoacoustic engine, is used to provide heat to ... | 08/12/2003 |
| 6591614 | Kinetic cooling and heating In heating and cooling apparatus, molecules of working gas are excited by light irradiation and thereby cooled as the gas flows through a mirrored cooling cell. In a closed loop embodiment, the gas then flows by means of a fan or compressor to a first hea... | 07/15/2003 |
| 6588224 | Integrated absorption heat pump thermoacoustic engine refrigeration system A system for generating refrigeration wherein a hot process fluid is used to drive a thermoacoustic engine and residual heat from the process fluid is used to desorb refrigerant from a high pressure absorbent heat pump solution with the resulting refriger... | 07/08/2003 |
| 6568205 | Air-conditioner for a motor vehicle The invention relates to an air-conditioner for a motor vehicle having a refrigerant circuit through which a refrigerant flows. The circuit includes a heat exchanger (1) through which the refrigerant circulates. A second internal refrigerant circuit exist... | 05/27/2003 |
| 6568196 | Air conditioner An air conditioning/cooling system employs an elastic medium such as, for example, a rubber band, instead of the working fluid gases typically used in conventional air conditioners. The system is thus benign and environmentally friendly.... | 05/27/2003 |
| 6553771 | Electrochemical heat pump system An electrochemical heat pump system comprising an electrochemical pump, refrigerant-based cooling system, and gas-driven compressor. The electrochemical pump is capable of reversibly producing and consuming hydrogen gas. The cooling system comprises a con... | 04/29/2003 |
| 6508866 | Passive purification in metal hydride storage apparatus Heat exchangers, hydrogen gas compressors, hydrogen gas storage devices, hydrogen gas purifiers and metal hydride air conditioners utilizing a flow of a hydrogen gas stream which is absorbed and desorbed by a metal hydride causes disproportionation and "p... | 01/21/2003 |
| 6490882 | Method and apparatus for maintaining compressor discharge vapor volume for starting with condensing unit ambient temperatures less than evaporator unit ambient temperatures A method of preventing refrigerant condensation in a discharge volume or discharge line of a compressor is disclosed. The method involves the application of one or more heaters to a cooling circuit to prevent condensed refrigerant from migrating into the ... | 12/10/2002 |
| 6490881 | Generating displacement and theroacoustic refrigerator A displacement generator (10) has a housing (12) defining a chamber (14) containing an incompressible liquid (15). A port (22) of the housing (12) is closed by a movable member (24). Within the chamber (14), opposing, convex, flexible walls (16.1, 16.2) f... | 12/10/2002 |
| 6408644 | Microwave home energy heating and cooling system A heating system for applying heat to a heat input air conditioning system generator. The system teaches a wave converting system for transforming radio waves into heat. The wave converting system is placed in association with a heat input air conditionin... | 06/25/2002 |
| 6367281 | Solid phase change refrigeration A refrigeration cycle is disclosed whereby: straining a material results in a solid phase change of the material. This phase change is accompanied by an adiabatic and nearly reversible temperature rise in the material. The material in its strained state r... | 04/09/2002 |
| 6349551 | Thermodynamic power and cryogenic refrigeration system using low temperature heat source A thermodynamic power and cryogenic refrigeration system using a first and second (binary) working fluid has a low-temperature closed bottoming cycle and an open or closed topping cycle. In the bottoming cycle a mixture of a first gas such as helium or hy... | 02/26/2002 |
