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| Number | Title | Issue Date |
| 7708010 | Solar heating systems Solar heating systems are provided which utilize an integrated fixture for transferring heat from a solar collector to a lower-temperature loop, e.g. a domestic hot water system or radiant heating system. The fixture provides a heat exchanger for transferring heat f... | 05/04/2010 |
| 6957536 | Systems and methods for generating electrical power from solar energy Systems and methods capable of producing electrical power from solar energy through the use of air cycles without fossil fuel combustion. The system includes a solar receiver, a generator, a compressor, and an expander. The expander is coupled to the generator to dr... | 10/25/2005 |
| 6877508 | Expansion bellows for use in solar molten salt piping and valves A solar thermal energy transmission system having a bellows that sealingly interconnects a first structure to a second structure is disclosed. The bellows includes a surface that is compatible with a molten salt and is configured to resiliently deform in response to... | 04/12/2005 |
| 6221656 | Compost, silage, solar heating apparatus An apparatus combining various phases of solar heat influence upon a transversing airstream. Solar heat combines with compost's bacterial-generated heat within the apparatus. Solar collector mechanism and compost cooperate with silage for regulating more ... | 04/24/2001 |
| 6015950 | Refractive spectrum splitting photovoltaic concentrator system A solar energy conversion system, in which two separated arrays of refracting elements disperse incident sunlight and concentrate the sunlight onto solar energy converters, such that each converter receives a narrow portion of the broad solar spectrum and... | 01/18/2000 |
| 5904138 | Method for generating steam with concentrated solar radiation and solar apparatus therefor The method for generating steam with concentrated solar radiation includes the step of heating an absorber by solar radiation and directing a stream of air through the absorber to produce a heated air. The heated air is guided through a heat storage devic... | 05/18/1999 |
| 5307802 | High efficiency steam generator A steam generator having two vaporization chambers filled with molten metal salts for sequential flash evaporation of preheated atomized water through multiple vaporization tubes in said respective chambers. The molten metal salts are heated by secondary ... | 05/03/1994 |
| 5245984 | Solar domestic hot water system with thermal siphon preheating A solar energy based domestic hot water system which employs a columnar-type heat exchanger designated as a thermal booster having two columns, through one of which passes extremely warm water coming from the output of a solar collector to prewarm colder ... | 09/21/1993 |
| 5103803 | Heating and air conditioning solar heat accumulator The invention relates to a solar accumulator, which is used to collect the sun rays to heat a heat conductive fluid medium contained within a piping system and an arrangement of plates--file bricks of high heat capacity. The heat produced is subsequently ... | 04/14/1992 |
| 5103802 | Thermosyphon heat-storage and backup heat apparatus Prior inventions in 2-tank solar heat-storage systems, generally speaking, provide for solar-produced heat stored in a first tank. Therefore STORED solar heat is limited to that one tank. Backup heat is produced and stored in a second tank. In the present... | 04/14/1992 |
| 4715183 | Dual source external heating system for a heat pipe An external heating system for a heat engine such as a Stirling cycle engine which permits thermal energy to be provided by solar energy or fuel combustion sources. The system employs a complexly shaped heat pipe evaporator section having an enclosed cavi... | 12/29/1987 |
| 4676226 | Light rays bathtub A light rays bathtub has an inner surface formed as a reflection surface and an optical conductor for radiating visible light rays into the tub. The bathtub is so constructed that the visible light rays are radiated over the entire area in the tub. An ent... | 06/30/1987 |
| 4662562 | Air heating and ventilating system An air heating and ventilation system particularly suitable for well-insulated and draught-proof dwellings or buildings, there being provided a supply duct for fresh external air, connected to a main fan, a combustion chamber with an exhaust duct for the ... | 05/05/1987 |
| 4611576 | Solar energy collector A solar energy collector is provided and consists of a heat absorbing panel made with a series of lenses throughout its upper surface so that circulating water moving through the interior of the panel below the lenses, can be heated by the rays of the sun... | 09/16/1986 |
| 4602614 | Hybrid solar/combustion powered receiver An improved hybrid solar/combustion powered receiver, for use e.g. with a hot gas engine, the receiver being of the type having a housing and an aperture for admitting solar radiation to the cavity defined by the housing. The improved receiver includes a ... | 07/29/1986 |
| 4531510 | Bidirectional thermal syphon valve, installation for the production and storage of heat or cold comprising such a thermal syphon valve, and various uses The invention relates to a bidirectional thermal siphon-valve operating by natural convection. It further relates to an installation for the production and storage of heat or cold comprising such a thermal siphon-valve, preferably with a continuously oper... | 07/30/1985 |
| 4524726 | Utility water boiler A liquid boiler, particularly a utility water boiler, has internal walls dividing the interior of a tank into auxiliary spaces communicating with each other and with the rest of the inner space of the tank, a heat exchanger is in one of the auxiliary spac... | 06/25/1985 |
| 4509501 | Solar energy collecting system using a primary reflector based on a pyramid structure A primary reflector formed as a modified pyramid having a polygonal base located in open exposure to the sun has faces above the base which include reflecting surfaces that intersect at obtuse angles along lines lying in planes perpendicular to the base. ... | 04/09/1985 |
| 4492219 | Valve and system incorporating same A temperature responsive valve having a primary inlet, secondary inlet and an outlet, in which the two inlets communicate with one another through a chamber within the valve body and communicate with the outlet through an orifice controlled by a valve mem... | 01/08/1985 |
| 4483322 | Water heating apparatus A water heating apparatus comprising a refrigerant loop for natural circulation which includes a hot water storage tank for holding water to be heated, a heat collecting plate for collecting solar heat, and refrigerant tubes having a refrigerant sealed th... | 11/20/1984 |
| 4414812 | Hot air solar engine A hot air solar engine has two heat engines at opposing ends of a common piston assembly to provide alternate cooperative expansion and compression action. Each of the heat engines has a compressor and an expander wherein a single dual-diameter piston hea... | 11/15/1983 |
| 4413615 | Passive solar energy water preheat system using non-freezing heat transport mediums A sealed thermosiphoning solar energy system is disclosed which uses oil as a nonfreezing transport fluid. The oil is heated in an absorber exposed to the sun's radiation, passes through a check valve and into thermal exchange with a second fluid. Expansi... | 11/08/1983 |
| 4401106 | Solar and standby fireplace system A home heating system for supplying heated air and water is made up of a solar energy heating unit. The solar energy heating unit is provided with a channel in an insulating layer mounted within the housing, which channel directs heated air to the interio... | 08/30/1983 |
| 4355628 | Illuminated solar energy collector Solar collector apparatus equipped with self-contained illumination means. The apparatus comprises a generally spherical collector forced from upper and lower hemispherically shaped halves coupled together. A generally spirally wound heat exchange dispose... | 10/26/1982 |
| 4339930 | Control system for solar-assisted heat pump system A control system for a solar-assisted heating and cooling system including solar collector system, a thermal storage system, a water-to-air heat pump, a water-to-air heat exchanger, a domestic water heater, and a cooling tower. The preferred embodiment of... | 07/20/1982 |
| 4304219 | Solar energy control system A solar energy control system for a hot air type solar energy heating system wherein thermocouples are arranged to sense the temperature of a solar collector, a space to be heated, and a top and bottom of a heat storage unit. Pertinent thermocouples are d... | 12/08/1981 |
| 4294228 | Solar heating and subterranean cooling A pyramidal-shaped living structure, having a triangular base plan, includes a pyramidal-shaped solar heating unit which forms the apex of the living structure. The heating unit contains a heat conducting chamber having a transparent wall. Solar rays ente... | 10/13/1981 |
| 4285332 | Building having solar heating system A building is disclosed an integrated solar heating system forming a part of the design of the building by a portion of the heating system being the structural support walls in the form of vertically disposed hollow vessels preferably made of metal. Insul... | 08/25/1981 |
| 4280449 | Steam generator for a solar power plant Steam generator for a solar power plant, with an evaporator heating surface having a front side exposable to focused sun rays and a rear side adjacent a chamber, and burner means for supplying at least part of the heat required by the steam generator, the... | 07/28/1981 |
| 4275709 | System of solar heating by means of fan radiators with fluid circuit and without storage A system of solar heating by means of fan radiators with a fluid circuit and without storage includes solar panels or collectors connected in series. The solar circuit feeds a heat exchanger, the fluid being propelled through the circuit by a pump. The so... | 06/30/1981 |
| 4265224 | Multi-stage solar storage system A multi-stage solar storage system comprising a high-energy conversion section, a low-energy conversion section, a light-shutter, and a solar-energy transmittal aperture positioned in a thermal insulated enclosing structure, and an associated utilization ... | 05/05/1981 |
| 4245616 | Solar tracking device A solar tracking device having a plurality of reflector banks for reflecting the sun rays onto collector tubes and heating a fluid circulated therethrough. The reflector banks synchronized to follow the sun during the daily and yearly cycle of the earth a... | 01/20/1981 |
| 4235221 | Solar energy system and apparatus The present invention relates to solar energy collection and distribution systems and more particularly to such systems wherein the solar energy collecting elements, arrays or sections are disposed over or floated on a body of water while having associate... | 11/25/1980 |
| 4233960 | Heat storage apparatus and method A heat storage apparatus and method including a heat storage medium encapsulated within a container and heat exchange apparatus for exchanging thermal energy with the heat storage medium. The heat storage medium may include a salt having a relatively high... | 11/18/1980 |
| 4232657 | System for use with solar collector A system is provided for use with a solar collector. The system includes a water storage tank having a heat exchange element mounted therein, the tank being connected to one or more solar collectors adapted to heat water circulated through a primary loop ... | 11/11/1980 |
| 4204407 | Heated piping system for fusible salt heat exchange fluid in a solar power plant The method of heating the piping system for a HITEC or PARTHERM 290 (trademarks) heat exchange flow system in which this fusible salt is used as the heat exchange fluid throughout a solar electric power plant field. To prevent the fusible salt from freezi... | 05/27/1980 |
| 4202179 | Solar air conditioning apparatus and method An apparatus and method for cooling internal environment air using energy from the sun. In accordance with the method of the invention, internal environment ("inside") air is circulated over a desiccant and thereby dried. The dried air, which takes on hea... | 05/13/1980 |
| 4201192 | Solar heat air system A forced air, solar heating system employing dual air movers and dampers, such air movers being selectively operable in tandem or separately, in conjunction with a solar collector and a storage unit for heating a space. The air movers and dampers are oper... | 05/06/1980 |
| 4182960 | Integrated residential and automotive energy system An integrated system including a residence and an automobile utilizes environmental energy, such as solar energy, as the primary energy source, and the automobile provides a backup or supplementary source of energy for this system. An exemplary system has... | 01/08/1980 |
| 4173994 | Solar energy heating and cooling apparatus and method A method and apparatus for heating and/or cooling an enclosed area from solar energy is shown. A fluid is pumped into a concentrating solar energy collector for heating by the sun's rays. Fluid in the collector is vaporized and flows through a regulating ... | 11/13/1979 |
