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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 6912816 | Structurally integrated solar collector A structurally integrated solar collector. Roof and wall covering components are integrated with solar collectors to permit solar energy to be converted to heat, electricity and hot water for use within a building. A roof truss is described that additionally capture... | 07/05/2005 |
| 6532952 | Heating and cooling solar system control module A control for a solar-heating and ventillation-cooling air type solar system has temperature sensors, dual air distribution valves, valve actuators and a fan-integrated into a single module that is removably mounted together with a modular solar system en... | 03/18/2003 |
| 5308187 | Parking lot pavement for making hot precombustion air for a fossil fuel burner A method of making hot air in the range of 200 degrees (F) from the sunlight striking the paved surface of a parking lot is described. The transparent surface is above an opaque surface forming a homogeneous solid. Beneath the pavement are parallel pipes ... | 05/03/1994 |
| 5121789 | Warm climate solar building A solar concrete slab building specifically for a warm climate area including a motorized blower fan and duct means connecting solar wall collectors or cool ambient air to a unique pattern of mutliple air flow tubes embedded in the concrete slab and out a... | 06/16/1992 |
| 5001846 | Solar electric drying apparatus A solar electric drying apparatus for drying and dehydration of articles positioned therein and collecting of clean distillate produced during the drying operation which includes a housing with side walls defining closable openings therein and defining an... | 03/26/1991 |
| 4913129 | Solar receiver having wind loss protection A central solar receiving tower includes an air permeable heating surface which is exposed directly to the ambient. The heating surface receives solar radiation from a heliostat field and a warm airstream is circulated to the forward exposed face of the h... | 04/03/1990 |
| 4703749 | Solar apparatus An improved solar apparatus for heating above 100° C. is disclosed. Said apparatus comprises a solar collector means for heating a heat transferring gas, ducting means extending from said solar collector means for permitting moving of said gas past a hea... | 11/03/1987 |
| 4577619 | Energy efficient window and skylight assemblies Energy efficient window and skylight assemblies having self-contained ventilating systems. Two sheets of a transparent or translucent material are spaced apart in parallel relationship so as to form an air flow channel between the sheets. An adjustable sh... | 03/25/1986 |
| 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 |
| 4510921 | Latent heat accumulating greenhouse This invention relates to a latent heat accumulating greenhouse utilizing solar heat. The object of the invention is to provide a greenhouse which is simple in construction, of high efficiency for heat absorbing and capable of much absorbing and accumulat... | 04/16/1985 |
| 4498457 | Control for solar system A modular space-heating solar system has integral air-handling controls which automatically select a heating mode, a venting mode, or a variable combination of the two, according to room temperature. This eliminates the potential capability of the solar s... | 02/12/1985 |
| 4429684 | Chemical heat pump A chemical heat pump system is disclosed for use in heating and cooling structures such as residences or commercial buildings. The system is particularly adapted to utilizing solar energy, but also increases the efficiency of other forms of thermal energy... | 02/07/1984 |
| 4426997 | Solar energy panel A solar heating panel utilizing an improved panel member construction to increase the strength and heat transfer capacity of the panel. The panel has upper and lower layers of individual interconnected panel members, with the panel members in the upper la... | 01/24/1984 |
| 4421102 | Process and apparatus for heating a transparent, gaseous medium by means of concentrated solar radiation Between a device (15, 16) for supplying a transparent gaseous medium and a device (17, 18) for exhausting the heated medium, a number of quartz glass pipes (11) are disposed. Within each quartz glass pipe a number of glass strips, running parallel to one ... | 12/20/1983 |
| 4421097 | Solar lighting space and water heating system A daylighting space and domestic water heating system comprised of primary and secondary hot water storage, a light diffusing solar absorber with a water recirculating pump and a space air recirculating blower, a mixing valve from the primary water storag... | 12/20/1983 |
| 4404961 | Apparatus for collecting solar energy A solar collector has a nonlinear collecting surface, for example, a substantially spherical surface, such collector being positioned perpendicular to the rays of the sun throughout the day thereby providing a constant level of solar energy collection. Th... | 09/20/1983 |
| 4394859 | Central solar energy receiver An improved tower-mounted central solar energy receiver for heating air drawn through the receiver by an induced draft fan. A number of vertically oriented, energy absorbing, fin-shaped slats are radially arranged in a number of concentric cylindrical arr... | 07/26/1983 |
| 4393860 | Solar heat collecting apparatus A vertically-oriented solar collecting apparatus primarily for installation in the wall of a building is disclosed in which the panel has a heat collecting plate spaced therefrom and covering an open cell formed in the panel which has lower and upper open... | 07/19/1983 |
| 4384569 | Solar energy collector/storage system A solar energy collector/storage system which includes an insulated container having working fluid inlets and outlets and an opening, a light-transmitting member positioned over the opening, and a heat-absorbing member which is centrally situated, is supp... | 05/24/1983 |
| 4343297 | Solar energy collector A solar energy collector has, as its basic component, a molded multipocketed collector panel, the pockets of which are modified polyhedral shapes, to increase exposed surface and heat transfer areas. This panel, having various polyhedral pockets in combin... | 08/10/1982 |
| 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 |
| 4328792 | Solar heat collector A solar heat collector utilizing an elongated vertical mast to support a rectangular parabolic reflector and a transparent cover. The mast is located at the focal point of the parabolic reflector, and the fluid to be heated enters the unit at the bottom, ... | 05/11/1982 |
| 4318393 | Porous surface solar energy receiver A porous surface receiver and concentrator of reflected solar radiation. The receiver is part of a moderately or strongly concentrating solar collector such as a solar power tower system. In the latter, radiation is reflected by a plurality of heliostats ... | 03/09/1982 |
| 4304220 | Solar collector Disclosed herein is a tube type solar heating device in which room air is circulated through tubes located exteriorly of the building and confined in an enclosure having a reflector. The temperature of the air discharged from the outlet of the tubes is co... | 12/08/1981 |
| 4300540 | Refrigerant solar energy system and method Apparatus and a method for utilizing energy from a high temperature source such as a solar collector to both provide heat energy to a low temperature source such as a body of water and to accomplish mechanical work utilizing a refrigerant motor. The refri... | 11/17/1981 |
| 4297990 | Solar collector A modular, air-to-air solar energy collector for adding heat to a circulating flow of air includes a frame-like enclosure and a solar radiation absorbing plate disposed within the frame-like enclosure. The enclosure includes a light-transmissive outer pan... | 11/03/1981 |
| 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 |
| 4294229 | Thermosiphoning module for environmentally driven heating and cooling system The module includes a panel of thermal insulation which facially separates the interior space into an outer, facially large, volumetrically small chamber and an inner volumetrically large chamber. The two chambers are communicated above and below the insu... | 10/13/1981 |
| 4289117 | Solar panel unit and system for heating circulating air A solar panel unit for collecting solar heat and imparting it to circulating air has air flow directing means, desirably in the form of a perforated, corrugated baffle plate, sandwiched between a heat collector plate and a backing plate for passing air fr... | 09/15/1981 |
| 4289116 | Solar heating system for a greenhouse or other building The present invention provides a solar heating system which is particularly suited for use in a building, such as a greenhouse, having walls defining an enclosed interior with at least one of the walls including a light transmissive area for admitting lig... | 09/15/1981 |
| 4287877 | Solar and central fireplace heating system A solar heating system for supplying heated air to various portions of a building. A solar panel is mounted externally of the building. The solar panel includes a solar radiation absorbing plate and a solar radiation transmissive plate spaced from the abs... | 09/08/1981 |
| 4282859 | Solar heater A pair of generally conical heat-collector surfaces, one spaced above the other, are mounted over a plenum chamber. Helical baffles define tortuous passages between the cones. Air to be heated is drawn downwardly between the cones into the plenum chamber.... | 08/11/1981 |
| 4280481 | Forced-air heat exchange system The present forced-air heat exchange system has a solar collector through which air is circulated by a blower to the air inlet of a heat exchanger. The heat exchanger has an air outlet connected to a recirculation duct leading to the air inlet of the blow... | 07/28/1981 |
| 4267826 | Solar collector for heating and cooling An improved solar collector for heating space air comprising a concentric arrangement of an inner cylindrical shell around which is coiled heat transfer tubing. Around the tubing is mounted a plurality of refractors arranged side-by-side in a plurality of... | 05/19/1981 |
| 4266531 | Rooftop solar energy collector panel A solar energy collector panel adapted to be mounted on a rooftop for heating air forced therethrough. The panel is rectangular in form and outwardly opens. A closure member is affixed to the outermost peripheral edge portion of the housing and forms a th... | 05/12/1981 |
| 4263894 | Air storing and transmitting system A system for storing heated air in the attic of a building by solar energy and for transmitting the heated air to a heat exchanger. The attic includes a floor, a roof formed of two oppositely inclined portions that meet at a peak, one of the inclined port... | 04/28/1981 |
| 4250871 | Unitary structure and method for utilizing solar energy A structure and method for utilizing solar energy for heating including a unitary, preferably modular, unit adapted to form an outer surface of a building, and having therein a reservoir suitable for storing fluid heat storage medium. The structure includ... | 02/17/1981 |
| 4248209 | Coupled toroidal solar collector A solar collector is formed by a stack of vehicular tires for absorbing solar radiant energy. A series of conduits intercepting the upper and lower sidewall of each tire at locations spaced about 180 degrees apart couple together the hollow interiors of t... | 02/03/1981 |
| 4246887 | Heat recovery and solar assist heating system Heat energy is extracted from the exhaust discharged by heating devices within a house by a roof-mounted recovery unit through which the exhaust is ultimately vented in order to heat air and water circulated through the house. An additional source of heat... | 01/27/1981 |
| 4246888 | Solar heat collecting apparatus A combined solar heating apparatus for heating air or water or both air and water comprising a corrugated collector plate with S-shaped tubing traversing the enclosure beneath the plate. The rear of the corrugated plate is enclosed so as to allow filling ... | 01/27/1981 |
