Matches 251 - 300 out of 495 < 1 2 3 4 5 6 7 8 9 10 >
Match Document Document Title
4184635 Control units for heating systems  
A control unit has two inputs for connection to respective temperature sensors, and alternative primary and secondary outputs. It comprises a comparison circuit operative to sense the differential...
4182398 Crosslinked crystalline polymer and methods for cooling and heating  
The invention relates to crystalline polyethylene pieces having optimum crosslinking for use in storage and recovery of heat, and it further relates to methods for storage and recovery of heat...
4182406 Solar energy system for heating and cooling of buildings utilizing moist air cycles  
An integrated system for the collection, storage, and utilization of solar energy in the heating and cooling of buildings utilizing a moist air cycle involving evaporation and condensation of water...
4182489 Heat transfer system  
In a positive or negative heat transfer system with an intermittent source of positive or negative thermal energy, utilization means and a reservoir of heat transfer fluid flowing between the...
4182309 Control circuit for solar energy heating systems  
A control circuit for a solar energy heating system comprising a pair of thermistors connected in series across a source of electrical power and respectively disposed to be responsive to fluid...
4182310 Heat retaining device  
A heat retaining device comprising a plurality of heat retaining elements which can be positioned on the burner of a hot water heater. While the burner is ignited they collect and store heat from...
4181118 Solar heating system  
A climate control system for heating and cooling a building. The system uses solar energy for its heat source and concrete blocks for its collecting and storing material. The blocks are open faced...
4180124 Process and apparatus for heat exchange  
A process and apparatus is provided for storing thermal energy and subsequently releasing and extracting the stored thermal energy upon demand. At least one sealed container of salt hydrate is...
4176653 Inflatable enclosure and energy exchange system  
A flexible water-impervious roof with a rigid peripheral structure provides support for a plurality of distinct and separate portions of liquid in a system that provides for repeated cycling of...
4176656 Nitrogen-heat separator furnace  
A furnace having a nitrogen-heat separator comprised of a heat absorbing mass, such as cast iron plates, containing passages through which products of combustion can pass and deposit heat into the...
4176655 Solar energy collection system and apparatus for same utilizing latent energy storage fluid  
A solar energy collection and utilization storage system is constructed by using a lenticulated transparent element closed at the back to form channels which are used to carry an energy storage...
4175541 Solar heating system  
A solar heating system comprising a collector panel with a plurality of beverage cans or the like received in holes drilled therethrough. The surfaces of the panel and the cans protruding from the...
4175613 Method of storing energy  
Storage of thermal energy in a ternary mixture of salts which comprises from 22.5 to 26.5 weight percent of sodium chloride, from 18.5 to 22.5 weight percent of potassium chloride and from 53.0 to...
4173993 Domestic appliance system with thermal exchange fluid  
A domestic appliance system and method are provided for storing and processing food by exchanging heat between the food and a latent heat storing material by forced circulation of a liquid thermal...
4173304 Building structure with heat storage and recovery  
In my U.S. Pat. No. 4,054,246, a double-walled structure collects solar heat with air as the heat transfer medium, which heat is stored in subterranean gravel pits. In the present invention, (1)...
4172442 Solar energy collector system and method  
A solar energy collector system having high energy collection efficiency simultaneously heats separate gas and liquid streams flowing through the collector. The gas flows in a tiered passage...
4172491 Method of more efficiently operating a heat storage-heat exchange system  
A method of operating a heat storage-heat exchange system in a more efficient manner is described. The method comprises the steps of passing a heating fluid through a bed of heat storage medium to...
4170982 Solar energy storage and distributing device  
An energy storage and distributing device having a heat storage chamber arranged for retaining heat which can be received from a solar collector arrangement or from a furnace or furnaces disposed...
4169461 Storge tank especially suitable for use in a solar heat system  
A storage tank especially suitable for use in a solar heat system utilizing water to store its collected heat is disclosed herein and includes a main body which defines an internal compartment for...
4166449 Heat storage vault  
A heat storage vault in the form of an insulated enclosure having therein a plurality of serpentine pipes each with lengths extending back and forth within the enclosure with the lengths...
4164253 Method for reducing thermal degradation of a heat exchange fluid  
Heat is transferred from a hot reservoir to an intermittent user such as a domestic appliance through an intermediate heat exchanger. Heat storing material maintains a substantially constant...
4162671 Solar energy panel and medium for use therein  
A solar energy panel and an energy storing medium for use therewith is the subject of the present invention. The solar energy panel comprises a container having a transparent pane and designed to...
4160443 Inflatable solar heat collector  
An elongated inflatable tubular housing is provided including front and rear wall portions. The front wall portion is constructed of solar radiation transparent material and a panel of solar...
4160524 Circulating fireplace with adjustable controls for selectively heating one or more rooms  
A wood burning system for selectively heating one, or several, rooms in a structure, such system including a fireplace with a firebox, a chimney based on a thermal vacuum principle of operation, a...
4160523 Air structure  
An air structure comprises a double-skin wall construction having an outer skin that is substantially transparent to short wave solar radiation but relatively opaque to long wave heat radiation and...
4158384 Heat storage system  
A heat storage system consisting of a compartmented tank containing a liquid medium capable of storing heat therein, a flow control system operable to establish a liquid flow in the tank operable...
4158358 Heat and cold storage apparatus  
Solar heat storage apparatus, invented by Thomason, includes a tank of water surrounded by a truckload of stones in a heat storage bin in the basement, U.S. Pat. No. 3,254,702 and others. Air...
4154222 Solar collector for gas heating  
Heat transfer structure comprises: A. sandwich assembly including a heat transfer plate to receive infra-red radiation or to transmit such radiation, respectively to or from skyward, B. the...
4154292 Heat exchange method and device therefor for thermal energy storage  
A heat exchange device for the introduction of thermal energy into and removal of thermal energy from liquid-solid phase change material is described in which the phase change material is...
4153047 Heat storage systems  
The present invention provides systems for transfer of heat such as useful in solar energy systems. A heat storage medium is used, preferably salt conditioned by anti-caking anti-corrosive...
4149521 Solar energy collection system  
A fixed, linear, ground-based primary reflector having an extended curved sawtooth-contoured surface covered with a metalized polymeric reflecting material, reflects solar energy to a movably...
4147300 Method and structure for solar heating  
A method and structure for utilizing solar energy for heating utilizing a wall of masonry or other cementitious material having preferably vertical channels defined through the central portion...
4146087 Device for accumulation tanks for fluid  
Method and device for maintaining and reinforcing in an accumulation tank a stratified condition of fluid caused by the fluid in the tank when a flowing of the fluid is caused by heating the same....
4146057 Thermal buffer system  
A quantity of aluminum is in heat exchange contact with a potassium loop and a steam/water loop. The potassium loop includes a solar energy collector and the solar-heated potassium melts the...
4144999 System and structure for conditioning air  
A system for storing in a liquid storage medium a substantial part of the heat for a building. The liquid is contained within a large, vertical, cylindrical tank and is circulated to...
4143705 Storage for heat and cold  
Heat storage and/or cold storage are essential to effective utilization of solar energy sources, including sun and wind. Efficient auxiliary controlled heat sources are also desirable, if not...
4142576 Heat pump system with improved heat transfer  
A heat pump for cooling or heating a conditioned space includes an underground heat pipe laid into a hole in the ground back-filled with soil. The heat transfer of the soil is improved by...
4139055 Solar heating (cooling)  
In the present invention, a plurality of containers provide for heat storage in water or other fluids, or solids, or both, plus domestic water heating. There is good quality heat exchange going in...
4139056 Method of and system for storing heat  
A reservoir is subdivided by a plurality of partitions into a plurality of water-filled compartments. The lower region of at least one of the compartments is connectable to a source of cool water...
4138995 Solar energy storage and utilization  
A system for storing and utilizing solar energy which includes the use of solar energy collectors attached to heat pipes for changing solar flux into heat energy and transmitting the heat energy...
4138996 Solar heater freeze protection system  
A solar water heating system heats water in a solar panel and stores it in a water storage tank. A pump circulates the water in the system, from the water storage tank through the solar panel back...
4139321 Rock channel heat storage  
A heat or cold storage system utilizing a plurality of channels dug directly into the earth and filled with rocks which are used to absorb heat or cold for storage, a part of such storage being the...
4137900 Solar heating system  
A solar heating system including a specially designed tank divided into zones in which heat is stored in water, the hottest water in each zone rising to the top thereof by convection. A solar flow...
4137898 Air type solar heating system  
An air type heating system includes a heat collector connected to heat air streams running through the collector by solar heat and a heat storage member containing heat-storage material for...
4138061 Solar heating system  
A heating system is provided to convert radiant solar energy into heat for use in buildings. The apparatus includes a solar energy collection and heat radiation means, a heat storage means...
4136668 Solar heat storage and utility system  
A solar heat storage and utility system wherein heat storage means is mechanically conveyed from an energy receptor area to a storage or other utility area. A series of enclosures containing heat...
4135572 Method and apparatus for the alternate heating and cooling of a heat exchanger of a heating and cooling system  
A method and apparatus of alternately heating and cooling a heat exchanger of a heating and cooling system having a boiler and a cooler, is disclosed, in which quantities of liquid of different...
4134273 Home heating and cooling system  
A home heating and cooling system consisting of a pair of large water tanks and a heat-operated absorption-type refrigeration system disposed between the tanks and operable to transfer heat from...
4132074 Paving and solar energy system and method  
Paving and solar energy utilization systems and methods disclosed herein include a fluid carrying conduit embedded in paving such as in a roadway or roofing exposed to solar energy. Fluid...
4131158 Storage arrangement for thermal energy  
Heat of liquefaction and solidification is transmitted between a heat storing material undergoing the phase transition and a heating medium in a heat exchanger by means of a partly gaseous, partly...
Matches 251 - 300 out of 495 < 1 2 3 4 5 6 7 8 9 10 >