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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7614442 | Heat exchanger A heat exchanger comprising two tanks, and a plurality of tubes for a medium which is to be cooled/heated are arranged in stacked, transverse rows, with the tubes arrayed to extend from the entrance to the exit side of the heat exchanger. The tubes are disposed betw... | 11/10/2009 |
| 7441591 | Heatsink Provided is a heatsink, including a cooling zone to contact an object to be frozen and having microchannels formed therein to define a plurality of fluid pathways, an inlet through which a working fluid enters, a distributor, interposed between the inlet and the coo... | 10/28/2008 |
| 7370469 | Rocket chamber heat exchanger A rocket engine chamber has a back structure and a heat exchanger structure located radially inwardly of the back structure. The heat exchanger structure has a plurality of integrally formed cooling passageways with adjacent ones of the passageways having a common s... | 05/13/2008 |
| 7322405 | Multi-pipe heat exchanger apparatus and method of producing the same In a heat exchanger, a plurality of heat conductive pipes forming first passages are provided between an outer wall plate and an inner wall plate. Air flows through the first passages. Second passages are formed between the heat conductive pipes. An exhaust gas flow... | 01/29/2008 |
| 7293423 | Method and apparatus for controlling freezing nucleation and propagation An apparatus and method of controlling freezing in a liquid system is disclosed. The apparatus includes a heat exchanger having a initial zone characterized by a surface area to volume ratio. The apparatus also includes means for initiating freezing of a fluid from ... | 11/13/2007 |
| 7277284 | Microchannel heat sink A microchannel heat sink as well as method includes one or more microchannels through which a working fluid flows to remove heat from a heat-generating component, such as a microelectronic chip, and one or more recesses disposed in a surface communicated to the one ... | 10/02/2007 |
| 7204299 | Cooling assembly with sucessively contracting and expanding coolant flow A fluid heat exchanger assembly having an upper wall and a lower wall extending between the inlet and the outlet for establishing a direction of flow to cool an electronic device. A plurality of projections extend linearly transversely across the direction of flow t... | 04/17/2007 |
| 7203064 | Heat exchanger with cooling channels having varying geometry A device may include an integrated circuit chip and channels to carry a coolant. The channels may be proximate to an upper surface of the integrated circuit chip, and the channels may extend along a length of the integrated circuit chip. A density of the channels ma... | 04/10/2007 |
| 7180740 | Method and apparatus for side-type heat dissipation The present invention is a method and an apparatus for side-type heat dissipation. According to the present invention, a heat dissipation unit is deposed on a CPU to absorb the heat it generates; a cover is covered on the unit, where two openings are at two opposite... | 02/20/2007 |
| 7150313 | Heat dissipation device A heat dissipation device is described. The heat dissipation device is suitable for electrical equipment, and particularly for a notebook computer. The heat dissipation device has a cooling fan and a plurality of heat dissipation fins. The heat dissipation fins are ... | 12/19/2006 |
| 7128136 | Radial flow heat exchanger A radial flow heat exchanger for heating or cooling a fluid includes a sealed fluid manifold for passage of fluid. A sealed fluid receiving hub is spaced interiorly of the interior peripheral portion of the manifold and includes a passageway for passage of fluid int... | 10/31/2006 |
| 7111673 | System for stripping and rectifying a fluid mixture A heat exchanger is used between the stripper section and rectifier section. The heat exchanger (10) has channels closed on all sides with an end inlet and end outlet for the related section. A compressor is fitted between the sections. According to the inven... | 09/26/2006 |
| 7080683 | Flat tube evaporator with enhanced refrigerant flow passages A heat exchanger for a heating, ventilating and air conditioning system comprises a plurality of heat exchange tubes extending between a pair of spaced header tanks and arranged in groups of tubes with varying number of tubes in each group to cause a refrigerant to ... | 07/25/2006 |
| 7080526 | Full plate, alternating layered refrigerant flow evaporator An evaporator core for the climate control system of a motor vehicle formed from alternating pairs of plates. Each pair of plates includes two plates having a similar configuration engaged together and a mirrored, back-two-back relationship. Each of the plates inclu... | 07/25/2006 |
| 7059399 | Heat exchanger with flat tubes A heat exchanger including first and second header tanks for receiving and discharging refrigerant. Further, the first and second header tanks are spaced apart from each other by a predetermined distance. Also include is a plurality of flat tubes each having opposit... | 06/13/2006 |
| 7044123 | Highly efficient heat exchanger and combustion chamber assembly for boilers and heated air generators The present invention relates to a heat exchanger and condensation combustion chamber assembly, comprising a plurality of tubes and including a front plate and a rear plate connected to the combustion chamber with a drop pattern. Each of the heat exchanger tu... | 05/16/2006 |
| 7040384 | Heat dissipation device A heat dissipation device includes a heat sink, a fan adapter and a fan. The fan adapter has two opposing sidewalls straight arranged thereof, a top wall disposed horizontally and connecting the two sidewalls, an inlet formed in a front thereof, an oblique reduced c... | 05/09/2006 |
| 7040387 | Heat transfer device An apparatus for transferring heat from a first fluid to a second fluid, which is separated from the first fluid, having a stack-like or saucer-like structure comprising at least two plies (1, 2, 3), in particular plates (1, 2, 3), whereby each ply ( | 05/09/2006 |
| 7028753 | Apparatus to enhance cooling of electronic device An electronic device has at least one component that is capable of generating a quantity of heat. The electronic device further has an air-moving device and an air duct. The air moving device is capable of creating a flow of air that removes a portion of the quantit... | 04/18/2006 |
| 6973965 | Heat-exchanger assembly with wedge-shaped tubes with balanced coolant flow A heat-exchanger assembly, which can be advantageously employed as an intercooler for an air-charging system for an internal combustion engines includes a plurality of generally wedge-shaped coolant tubes through which coolant is directed for effecting cooling of co... | 12/13/2005 |
| 6951243 | Axially tapered and bilayer microchannels for evaporative coolling devices The invention consists of an evaporative cooling device comprising one or more microchannels whose cross section is axially reduced to control the maximum capillary pressure differential between liquid and vapor phases. In one embodiment, the evaporation channels ha... | 10/04/2005 |
| 6948559 | Three-fluid evaporative heat exchanger An evaporative heat exchanger (10) is provided for the transfer of heat to a first fluid (30) from a second fluid (28) and a third fluid (22) to vaporize the first fluid (30). The heat exchanger (10) includes a core (40 | 09/27/2005 |
| 6928730 | Method for making a multi-pass exhaust gas recirculation cooler An apparatus and method for cooling hot fluids, especially exhaust gases, with a multi-pass cooler core. The cooler core is particularly useful for cooling exhaust gases flowing in an exhaust gas recirculation (EGR) system or regime in operative association with an ... | 08/16/2005 |
| 6913069 | Cooling device having fins arranged to funnel air Described are devices for cooling a component, and methods thereof. The device includes a base that can be coupled to the component so that heat is transferred from the component to the base. The device also includes fins coupled to the base. The fins are arranged t... | 07/05/2005 |
| 6793013 | Polygonal heat exchange chamber including a tapered portion lined with water tube panels and method of lining a tapered portion of a polygonal heat exchange chamber with such panels A vertical polygonal heat exchange chamber includes an upper opening, a lower opening, and an enclosure formed between the upper and lower openings. The enclosure includes at least one tapered portion that narrows in a direction toward one of the openings. The taper... | 09/21/2004 |
| 6627040 | Device and method for removing volatile components from polymer solutions A device and process for the removal of volatile constituents from polymers is disclosed. The device entails a container having an inlet for a polymer solution, an outlet for the volatile components, an outflow for the polymer from which the volatile comp... | 09/30/2003 |
| 6622786 | Heat sink structure with pyramidic and base-plate cut-outs A heat sink structure is formed by stacking a plurality of heat sink layers. Each layer comprises an array of vertically disposed heat dissipating elements extending from a base plate. Cut outs are formed in each of the base plates to form openings so tha... | 09/23/2003 |
| 6550273 | Air conditioner using flammable refrigerant In an air conditioner using a flammable refrigerant of the present invention, an inner diameter of a liquid-side connecting pipe is reduced to less than 42.5% of that of a gas-side connecting pipe. By reducing the inner diameter of the pipe in which a liq... | 04/22/2003 |
| 6484798 | Furnace heat exchanger A multipass heat exchanger with return bends between passes has its first return bend which varies in cross sectional area in the direction of the of the gas flow. The cross sectional area first increases so as to thereby reduce the velocity of the flue g... | 11/26/2002 |
| 6470878 | Furnace heat exchanger A furnace heat exchanger with multiple parallel flow passages with at least two of the passages being partially formed of a pair of opposed sidewalls having wavy cross-sectional shapes wherein the downstream passage has at least as many and preferably mor... | 10/29/2002 |
| 6390183 | Heat exchanger In a heat exchanger of the present invention for exchanging heat between fluid flowing in a flow passage in a heat exchanger tube and fluid flowing outside of said heat exchanger tube, a solid bar-like insertion member or a hollow bar-like insertion membe... | 05/21/2002 |
| 6389696 | Plate heat exchanger and method of making same Plate heat exchanger has heat transfer plates which exhibit a patterning and are stacked one above the other. Primary sided flow channels for a first heat exchanger medium to be evaporated, and secondary sided channels for a second heat exchanger heat car... | 05/21/2002 |
| 6386278 | Cooler A cooler has a plurality of layers arranged in a stack and connected to one another along their surfaces. Each layer has openings allowing for three-dimensional flow of the coolant between an intake and an outlet. The flow resistance or the gradient of fl... | 05/14/2002 |
| 6109254 | Clamshell heat exchanger for a furnace or unit heater A clamshell heat exchanger (10) is provided for use in a heating apparatus including a burner for producing hot combustion gas. The heat exchanger (10) defines a multi-pass flow passage (11) for the combustion gas and includes a first plate member (30) an... | 08/29/2000 |
| 6068730 | Liquid distributor for evaporator A liquid distributor for distributing liquid over the heat transfer surface of an evaporator includes a channel array including one or more supply channels and downwardly deviating distribution channels. Each distribution channel has a step-shaped expansi... | 05/30/2000 |
| 6056046 | Ice-making machine and heat exchanger therefor An ice-making machine includes a housing having a brine solution inlet to receive brine solution from which ice is to be made and having an ice-brine slurry outlet to permit the egress of an ice-brine slurry from the housing. A heat exchanger within the h... | 05/02/2000 |
| 5906236 | Heat exchange jacket for attachment to an external surface of a pump motor A heat exchange jacket for attachment to an external surface of a pump motor having a bottom surface with a shape conforming to a curvature of the housing of the pump motor, a top surface joined to the bottom surface so as to define a heat exchange chambe... | 05/25/1999 |
| 5904807 | Liquid distributor for an evaporator A liquid distributor in an evaporator, intended in particular for the evaporation treatment of liquid suspensions which contain fibers or other such solid ingredients. The distributor comprises, located at the upper end of the heat exchange surface, a tra... | 05/18/1999 |
| 5896918 | Heat exchanger tube A heat exchanger tube for condensing steam with the use of cooling air includes an upper steam supply and a lower condensate discharge. The heat exchanger tube has an elongated cross-section in the flow direction of the transversely flowing cooling air. T... | 04/27/1999 |
| 5884501 | Ice-making machine and heat exchanger therefor An ice-making machine includes a housing having a brine solution inlet to receive brine solution from which ice is to be made and having an ice-brine slurry outlet to permit the egress of an ice-brine slurry from the housing. A heat exchanger within the h... | 03/23/1999 |
