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| Number | Title | Issue Date |
| 7174950 | Heat transfer system for a satellite including an evaporator A heat transfer system includes a heat transfer passage in the vicinity of a source of dissipated heat on a satellite to collect heat dissipated by the source and a fluid loop including an evaporator having over part of its path a maximum surface area of its externa... | 02/13/2007 |
| 7147044 | Processing apparatus for continuously conveying heat pipes A processing apparatus for continuously conveying heat pipes includes a feeder and at least one processing station. The feeder includes a processing stage, which includes a feeding end and an exiting end opposite to the feeding end. A feeding direction is defined fr... | 12/12/2006 |
| 7143813 | Foam bumper and radiator for a lightweight heat rejection system Methods and apparatus are provided for a lightweight heat rejection system suitable for spacecraft applications. The apparatus comprises a manifold configured with an array of heat pipes in thermal contact with a manifold coolant. The heat pipes transfer the coolant... | 12/05/2006 |
| 7131484 | Modular architecture for thermal control in a spacecraft Equipment (20, 20a) includes at least one electronic module (21) for the payload or the platform of a satellite (50) adapted to be supported by a structure (24) of the satellite, the satellite structure including a heat transfer system ( | 11/07/2006 |
| 7111394 | Hybrid loop heat pipe A heat pipe assembly (100) has a combined reservoir (102) and evaporator (104), the evaporator (104) having ducts of a vapor manifold (106) that exhausts vapor toward the condenser (108) instead of opposing the flow of liqui... | 09/26/2006 |
| 5289869 | Closed loop feedback control variable conductance heat pipe A variable conductance heat pipe includes an electronic component mounting plate serving as the evaporator of the heat pipe. The evaporator is connected to an air cooled condenser which condenses vapor flowing from the evaporator. The evaporator has a sum... | 03/01/1994 |
| 5217063 | Thermal storage heat pipe A thermal storage heat pipe apparatus and method uses an adsorption chamber connected with the condenser section of a heat pipe via a valve which opens in response to selected changes in temperature and pressure in the heat pipe. The apparatus and method ... | 06/08/1993 |
| 5161609 | Method and apparatus for high speed regulation of a wall temperature A method and apparatus for high speed temperature regulation of elements (12) in thermal contact with a fluid contained in liquid-vapor equilibrium inside an enclosure (10) which is closed in sealed manner and which is provided with thermal insulation, te... | 11/10/1992 |
| 5103897 | Flowrate controller for hybrid capillary/mechanical two-phase thermal loops A hybrid capillary/mechanical two-phase thermal loop has a sensor connected in parallel with a number of evaporators to regulate the flowrate of a booster pump providing working fluid to the evaporator capillaries. This sensor is made of a coiled, conduct... | 04/14/1992 |
| 5069274 | Spacecraft radiator system A heat pipe radiator system is rendered more survivable against laser attack while providing higher thermal performance with significantly lower weight. In order to achieve these advantages, the radiator fin is fabricated from carbon-carbon material which... | 12/03/1991 |
| 5044426 | Variable conductance heat pipe enhancement A heat pipe having an internal cross-sectional area contains a fixed restriction member with a reduced cross-sectional area, positioned in the condenser length of the heat pipe. An evaporatable and condensable fluid partially fills the heat pipe with the ... | 09/03/1991 |
| 4813476 | Expandable pulse power spacecraft radiator An expandable heat rejection system for radiating heat generated by a source of heat on a spacecraft or like vehicle is described and comprises a fluid heat exchange medium in operative heat exchange contact with the source for absorbing heat by evaporati... | 03/21/1989 |
| 4799537 | Self regulating heat pipe A structure for more accurately automatically controlling the heat transfer characteristics of a heat pipe with a non-condensible gas. The gas, intermixed with the heat transfer vapor, is largely contained by an expanding and contracting bladder. This per... | 01/24/1989 |
| 4781242 | Exhaust heat recovery system for compartment heating An exhaust gas heat exchanger for transferring heat from the exhaust gases of an engine to its liquid coolant, thereby increasing the rate of heating of the coolant. The heat exchanger according to this invention provides a regulated rate of heat transfer... | 11/01/1988 |
| 4635709 | Dual mode heat exchanger A dual mode heat exchanger 10 for cooling airborne electronics 12 through a cold plate 14. The heat exchanger either radiates heat to air through radiator fins 18 or absorbs heat by evaporative cooling. A liquid coolant contained in grooves 16 of the cold... | 01/13/1987 |
| 4617985 | Heat pipe stabilized specimen container A heat pipe stablized specimen container for irradiation of specimens at substantially constant temperature within a liquid metal cooled fast reactor comprises a heat pipe containing a vaporizable substance such as sodium. The container is of double-walle... | 10/21/1986 |
| 4583582 | Heat exchanger system A system for transferring heat from a first (inner) surface through a second (outer) surface. The system includes at least two adjacent porous and thermally conductive layers between the first surface and the second surface. The innermost layer is charact... | 04/22/1986 |
| 4420035 | Thermal control system A variable, thermal control system (10) for regulating the temperature of an exothermic process plant carried aboard an earth orbiting spacecraft is made with a plurality of curved radiator panels (14) arcuately positioned in a circular arrangement to for... | 12/13/1983 |
| 4300624 | Osmotic pumped heat pipe valve A bubble (32) of non-condensable gas between a solvent permeable membrane (18) and solvent within a solvent reservoir (16) limits the amount of surface area of the membrane wettable by the solvent and thereby limits the amount of solvent capable of passin... | 11/17/1981 |
| 4162701 | Thermal control canister A heat dissipating instrument package of a spacecraft, located in a canister having walls in heat transfer relationship with the package, is maintained at a substantially constant temperature. Fixed conductance heat pipes on the canister walls are connect... | 07/31/1979 |
| 4136733 | Heating device An isothermal heating device comprises an annular tubular body providing a heating chamber for objects. Between the inner wall and the outer wall of this tubular body there is provided a plurality of separate ducts which are situated in a ring-shape about... | 01/30/1979 |
| 4106554 | Heat pipe heat amplifier In a heat pipe combination consisting of a common condenser section with evaporator sections at either end, two working fluids of different vapor pressures are employed to effectively form two heat pipe sections within the same cavity to support an amplif... | 08/15/1978 |
| 4033406 | Heat exchanger utilizing heat pipes The heat exchanger utilizes variable conductance heat pipes to control the temperature of a cooled liquid or condensate, such as in dry cooling towers, chemical processes, air conditioning, and pollution control. Heat pipes, connected to common or separat... | 07/05/1977 |
| 3985182 | Heat transfer device A heat transfer device comprising a liquid having a low boiling point and a non-condensable gas, said liquid and said gas being charged in a vessel, said vessel being separated into a heating section and a cooling section by means of an adiabatic member t... | 10/12/1976 |
| 3958627 | Transverse variable conductance heat pipe A novel transverse variable conductance heat pipe is disclosed which is based on the combination of a wicked closed casing having an internal baffle for changing the direction of vapor flow, a vaporizable liquid, a non-condensible gas and a reservoir for ... | 05/25/1976 |
| 3934643 | Controllable heat pipe A heat pipe comprising a hermetically sealed hollow body which is filled with a saturated vapor of and a small amount of the condensate of a heat carrying fluid. The heat pipe communicates with the inside of an auxiliary body which also may contain a smal... | 01/27/1976 |
| 3933198 | Heat transfer device A heat transfer device comprises two kinds of liquid having different boiling points and specific gravities, said two kinds of liquid being not mutually dissolvable and charged in a vessel so as to form two layers therein in superimposed relation to each ... | 01/20/1976 |
