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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 5186160 | Solar radon reduction A supplementary heat and air supply system for a building includes a solar panel mounted to the exterior of the building, and a solar panel duct extending between the solar panel and the return air manifold of the building's conventional heating system. A... | 02/16/1993 |
| 4852547 | Heat storage The present invention comprises heat-storage means to store heat in a tank of liquid, and back-up heat means. The back-up heat means comprise more than one source of heat, which can produce back-up heat and heated liquid at various temperatures (for examp... | 08/01/1989 |
| 4535754 | Manufactured fuel assisted solar heat exchanger A heat exchange system operates on solar energy, supplemented by nonsolar manufactured fuels such as electricity, natural gas, propane and the like. The system includes a solar heat collector and a heat exchanger for delivering the collected solar heat to... | 08/20/1985 |
| 4510922 | Energy storage system having thermally stratified liquid A thermal energy storage system is disclosed for heating a liquid and establishing and maintaining thermal stratification of the liquid in a storage tank. The tank, which may store hot water for domestic use, contains a vertical header assembly which func... | 04/16/1985 |
| 4497311 | Sun tracking solar air heating system A heating system for buildings such as dwelling houses, office buildings, commercial establishments, industrial establishments, and the like, in which it is desired to maintain a comfortable temperature level during periods when the external air temperatu... | 02/05/1985 |
| 4458669 | Building heating system A building heat collection, storage and exchange system adapted for use with a solar collector, and featuring a specially designed heat storage tank. The closed system contains both liquid and gas, and is provided with drain reservoirs so that when heat i... | 07/10/1984 |
| 4416256 | Solar water heaters The present invention provides a solar heater which comprises a water storage tank having a cold water inlet and a hot water outlet, an instantaneous gas fired water heater operatively connected to the hot water outlet of the water storage tank, a first, ... | 11/22/1983 |
| 4413614 | Solar heating system Solar heating system. A solar collector. A double storage device connected to the collector to provide coolest possible heat transport medium at beginning of each day's collection and to control collector input temperature at minimum temperature and hence... | 11/08/1983 |
| 4383521 | Foundation-based solar heating system The foundation-based solar heating system includes a plurality of preformed beams that define a perimeter, the beams being elevated above the earth and receiving a building thereon. The building floor, the beams, and the earth enclosed by the beams define... | 05/17/1983 |
| 4369765 | Supplemental heating system using solar radiation A heating system for supplementing a conventional furnace or the like is disclosed. The system includes a blower that receives air from the hot air supply system of the conventional furnace, and directs the air through a separate duct to the space to be h... | 01/25/1983 |
| 4349012 | Solar heating control A solar heating control is adapted to be interconnected to a pre-existing auxiliary heating system connected to operate in response to a command signal issued by a pre-existing thermostat. The control operates in response to a first temperature sensed wit... | 09/14/1982 |
| 4341201 | Solar energy collecting and utilization system A solar energy collecting and utilization system is provided which comprises a lens matrix formed by a plurality of lens units disposed in a generally planar array. Each unit comprises a plurality of lenses arranged in a dome-like configuration and having... | 07/27/1982 |
| 4340032 | Solar heating system A subterranean furnace contains a shell in which a plurality of bricks are arranged in a mass. A mirror reflects sun light into the furnace chamber and onto a magnifying glass which concentrates the heat on the bricks. Air is circulated through the furnac... | 07/20/1982 |
| 4331129 | Solar energy for LNG vaporization Disclosed is an apparatus for vaporizing a normally gaseous fluid which is in liquefied state which apparatus employs solar energy for heating a second fluid which preferably is water, which solar heated second fluid is passed into heat exchange relations... | 05/25/1982 |
| 4327708 | Solar siding for buildings Solar siding elements of very thin, high heat conductive sheet material are installed on the outer face of an exterior side wall of a building so as to form thereon a solar cover providing a plurality of passages between its inner face and the outer surfa... | 05/04/1982 |
| 4314547 | Solar hot water system with sub-loop hydronic heating A system is provided for heating a building with solar energy by means of solar panels provided with hydronic sub-loops which connect with radiators separately heated by a furnace. Each hydronic sub-loop serves to supplement heat from the furnace and, whi... | 02/09/1982 |
| 4300535 | Solar hot water collector A hot water collector to be erected on the sloped roof of an enclosure so that solar energy, i.e. the rays of the sun, will shine on the collector and heat water flowing therein. The collector features a plurality of parallel generally rectilinear channel... | 11/17/1981 |
| 4273184 | Solar heat utilized air-conditioning system A solar heat utilized air-conditioning system comprising: a solar heat collecting unit for producing warm water by heating a circulating heating medium water by solar heat obtained by collector plates disposed in parallel with each other; an absorption ty... | 06/16/1981 |
| 4240404 | Heat pump having a timer activated furnace A heating system for a building having a conventional gas furnace which includes a combustion chamber for heating air passing from a cold-air return to a hot-air duct is disclosed. The gas furnace includes an exhaust shack for exhausting hot gases from th... | 12/23/1980 |
| 4231351 | Method and apparatus for solar heating a building This invention relates to a building having a central unit defined and enclosed by a peripheral main section therearound. The central unit has a transparent roof to permit the passage of solar energy therethrough to heat the air and other contents of a co... | 11/04/1980 |
| 4228786 | Flow director A flow director including a diverting box defining four openings and having four baffles mounted therein. A damper is rotatable within the diverting box to provide for flow in one position between the first and fourth openings and between the second and t... | 10/21/1980 |
| 4196719 | Heat storage means for solar heating system An improved pebble bed heat storage means is provided for a solar heating system using air as the heat transfer medium. The pebble bed is confined in a crib or bin contained in an outer housing. The sides of the bin are air pervious and are spaced from th... | 04/08/1980 |
| 4196718 | Energy conservation A solar heating system for a building in which the liquid in the solar cell is subjected both to radiation from the sun and to the heat from the exhaust chimney gases from the building furnace.... | 04/08/1980 |
| 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 within the chamber itself. Mounted on the chamber is a plen... | 10/16/1979 |
| 4157706 | Water heater A water heater capable of utilizing as one of its heat sources hot exhaust gases emitted from at least one other heat source such as a furnace fueled by a natural resource fuel such as gas or oil, and capable of utilizing as another of its heat sources he... | 06/12/1979 |
| 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 circuit draws water from the bottom of the coldest zone, a... | 02/06/1979 |
| 4134544 | Solar heating system Solar energy warms liquid in a storage container. To warm a home or other structure or apparatus, a pump circulates liquid through radiators or other heat exchangers from storage when stored solar heat is adequate, and from a furnace when auxiliary heat i... | 01/16/1979 |
| 4132356 | Solar heating for home use A system for using solar heat to supplement the heat supplied by a conventional furnace in a house. Solar energy collector panels include conduits for the flow of water, the conduits heating water in a cistern. Heated water from the cistern is pumped thro... | 01/02/1979 |
| 4129177 | Solar heating and cooling system An integrated, completely automatic solar heating and cooling system for buildings is disclosed. The system includes a first and a second interconnectable cooling/heating subsystem each of which includes a group of solar heat collecting panels, a heat sto... | 12/12/1978 |
| 4128124 | Multi-mode solar heating and cooling system A multi-mode solar heating and cooling system including a solar collector/heat exchanger unit for heating air and/or liquid has an air compartment through which air from a point of use is circulated, and has a liquid compartment through which liquid is ci... | 12/05/1978 |
| 4116379 | Heating apparatus A domestic heating system that utilizes heat collectors such as solar collectors or fireplace heat collectors, and effectively transfers the heat from these collectors for storage or useage without additional energy input. Thermal pump apparatus is utlize... | 09/26/1978 |
| 4099338 | Solar assisted dryer apparatus and method Drying apparatus and process are shown featuring a fresh gas flow warmed for obtaining a low temperature rise in comparatively large volume by solar heat collection, then further heated and passed into drying relationship with the material to be dried.... | 07/11/1978 |
| 4099381 | Geothermal and solar integrated energy transport and conversion system An energy transport and conversion system for conducting geothermal energy over extended distances without loss of the geothermal energy so as to permit efficient conversion of geothermal energy at a central thermal power station. The energy transport sys... | 07/11/1978 |
| 4061267 | Solar heating system and operation thereof A solar heating system, using a pebble bed as a heat storage, includes an auxiliary heater, providing heat for the system and/or for the pebble bed during times of low solar heat accumulation and during off-peak use loading of the public utility network s... | 12/06/1977 |
| 4050626 | Supplemental heat and heat transfer subsystems for solar air conditioning systems Heat storage and/or cold storage are essential in air conditioning systems depending upon weather-sensitive energy sources such as solar heat, including sun and wind. Sufficient supplemental heating sub-systems are also desirable if not essential. Liquid ... | 09/27/1977 |
| 4049195 | Solar heated building structure A solar-heated building structure comprising an exterior shell including a generally semi-spherical roof section comprising a plurality of light-transmitting panes of material providing a air and water-tight exterior surface therefor, horizontal floor mea... | 09/20/1977 |
| 4040566 | Pollution-free heating system What follows is a description of a system for heating a building by solar energy, and providing heated water for domestic use. A roof-mounted solar heating panel, which includes a clear specially shaped covering panel to intensify the solar energy strikin... | 08/09/1977 |
| 4020989 | Light transmitting building panel A light transmitting building panel comprising a flat central sheet and upper and lower corrugated sheets secured to the opposite faces of the flat central sheet, thereby to provide a set of upper cells and a set of lower cells. The upper corrugated sheet... | 05/03/1977 |
| 3996919 | System for collecting and storing solar energy A system for collecting and storing solar energy which includes solar panels which are installed between the joists of the roof so that the collector surface of each panel acts as part of the roof of each panel, and also includes a heat storage system con... | 12/14/1976 |
| 3994276 | Method of solar heating so as to reduce oil and gas consumption Solar heating, especially the use of solar heating to reduce oil and gas consumption in conventional forced air heating systems of the type having supply and return ducts. During daylight hours, solar heated air is circulated as a heating supplement or su... | 11/30/1976 |
