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Class 126/618 - Phase change


Subclass of Class 126 - Stoves and furnaces
Definition: Apparatus wherein the material undergoes change in state
No. of patents: 81
Last issue date: 03/29/2011


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NumberTitleIssue Date
7913685Textile heat accumulator for utilization of solar energy
The invention relates to a textile heat accumulator consisting of a textile carrier material to which a plurality of thin capillaries for water transportation are attached and which is coated with an elastomeric compound comprising finely divided phase change materi...
03/29/2011
7318432Solar collector plate method for safeguarding the operation of a solar collector and method for manufacturing a solar collector plate
A solar collector plate (2) has a solar radiation receiving front absorber plane (3) that is wiped at its rear side by a cooling liquid (4) flowing in channels (5). Cavities (7), preferably behind the channels (5) and integr...
01/15/2008
7237914Light condenser
A light condenser suitable for EUV lithography that includes reflective rings concentric to an optical axis. Each ring has a reflective surface to reflect light rays emanating from a light source so that the light rays converge towards a mask to produce Köhler illu...
07/03/2007
7227077Light element with a translucent surface
A light element with a translucent surface includes an energy converter, wherein the translucent surface is so formed as to direct only that portion of the radiation onto the energy converter that impinges on the translucent surface. The energy converter may be a so...
06/05/2007
6877508Expansion 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
6645598Cell insulation blanket with phase change material, and method of making
Heat insulation blanket (10) includes a layer of inner cells (16) containing a phase change material, and opposed outer cells (18 and 19) containing dead air or other undisturbed gas. When placed in an attic or other insulated area, the phase change mater...
11/11/2003
6613404Suppressing heat flux in insulating glass structures
Inner (32) and outer (34) juxtaposed glazed panes are separated from each other by an interlayer containing a gas, and the gap between the panes is closed by a seal (48) near the perimeter of the panes. A thermally conductive, hermetically sealed receptac...
09/02/2003
6581589Solar cell with a solar collector and storage elements
Heat insulations in houses having card-board lattice arranged behind a glass pane yield, in practice, a heat flow which is dependent on insolation. Said heat flow is lower at night and during weak insolation and begins to increase when the lattice is sola...
06/24/2003
6371198Heat storage device
A heat storage device comprises a heat storage tank 2 charged with a heat storage material 1 for storing the heat supplied from the outside, and a heat exchanger 3 for executing an injection and an extraction of heat between the inside of the storage tank...
04/16/2002
5996943Device and procedure for utilizing solar energy mainly for protection against cyclones, tornados, hails etc.
Method and apparatus for the utilization of solar energy with collecting units that are located in geostatic orbits. The collecting units include collecting mirrors coupled to navigation units, protecting mirrors and concentrating mirrors. Mirror arrays a...
12/07/1999
5770295Phase change thermal insulation structure
An insulation system (10, 180) is placed in ceilings or walls of buildings which are typically exposed on one side thereof to relatively large temperature changes and on the other side to relatively small temperature changes. The insulation system (10, 18...
06/23/1998
5755216Building products incorporating phase change materials and method of making same
A building product having thermal energy storage properties in the form of a cementitious hollow core building block having a hollow core or cores and having within the hollow core(s) a composite containing a phase change material. The composite may be a ...
05/26/1998
5685289Heat storage device
A two layer system for heat energy capture and storage with an upper or lower layer for heat extracting and the other layer for heat transfer. Either layer can function as a phase change material. Heat stored is conducted externally of the system and can ...
11/11/1997
5647343Latent store
The invention relates to a latent store with a photosensitive storage medium and a regenerating agent. To this end, an organic storage substance with at least two stable stereoisomeric configurations is used, the first of which is photosensitive and can b...
07/15/1997
5626936Phase change insulation system
An insulation system (10) is placed in ceilings or walls of buildings which are typically exposed on one side thereof to relatively large temperature changes and on the other side to relatively small temperature changes. The insulation system (10) include...
05/06/1997
5532039Thermal barriers for buildings, appliances and textiles
A thermal barrier for controlling heat transfer across through buildings, appliances and textile products is disclosed. The thermal barrier includes opposing, spaced apart sheets which define at least one chamber therebetween. A temperature stabilizing ma...
07/02/1996
5501268Method of energy load management using PCM for heating and cooling of buildings
A method of energy load management for the heating and cooling of a building. The method involves utilizing a wallboard as a portion of the building, the wallboard containing about 5 to about 30 wt. % a phase change material such that melting of the phase...
03/26/1996
5269145Heat storage system with combined heat storage device
In order to improve a heat storage system, comprising a heat source, a heat storage device and a heat sink, between which heat is transferred by means of a heat transporting medium, such that a steam-powered engine which is to be operated with overcritica...
12/14/1993
5074283Thermal storage module for solar dynamic receivers
A thermal energy storage system comprising a germanium phase change material and a graphite container....
12/24/1991
4841946Solar collector, transmitter and heater
A Solar Power collector, sunfollower, power transmitter and receiver is described. The Solar power collector is a Cassegrain Reflector optical system mounted on a carriage travelling on a semicircular track. A small photovoltaic cell and rechargeable batt...
06/27/1989
4830092Heat enhancers and salt purifiers for thermal energy storage canister
A solar collector thermal power system 10 which includes thermal energy storage units (22) containing thermal energy storage canisters (28) with the associated heat enhancers and purifiers. A fluid is directed through the canisters to heat a phase change ...
05/16/1989
4739748Solar collector storage system and method
A plurality of collector panels are mounted so as to be rotatable in unison about their longitudinal axes. One side or face of each panel is provided with a radiation absorbing surface and the other side or face is provided with a radiation reflective sur...
04/26/1988
4718403Control for water heater system
A control arrangement for a water heater system that includes a water heater having a heating element, an alternate heat source which is preferably a solar collector panel, and a heat exchange and storage unit containing a phase change material therein fo...
01/12/1988
4681154Heat accumulating material enclosing container and heat accumulating apparatus
The present invention relates to a bag-like container, and a spherical container in which a latent heat accumulating material is enclosed, and a heat accumulating apparatus employing such containers. A heat accumulating mat material (A) is of a flat bag-l...
07/21/1987
4657067Hypereutectic direct-contact thermal storage material and method of production thereof
An improved particle, and process for producing particle, for use in the storage and retrieval of thermal energy is disclosed. The particle comprises a eutectic material core encapsulated within a high-melting, corrosion resistant material....
04/14/1987
4624242Solar heat transfer and storage system
A heat transfer and storage system including a storage chamber containing a phase change material, a water heater having a first conduit in which the potable water is conveyed, and a solar collector having a second conduit through which a heat transfer li...
11/25/1986
4622950Solamar II
A shelter for the growth of plants and the like is provided which shelter is comprised of panels. The panels are formed of films which are adapted to control the transmission of energy into the shelter and further adapted to control the flow of fluids str...
11/18/1986
4619244Solar heater with cavity and phase-change material
A heating chamber is mounted on a first axis of rotation, and revolves through an angle Ω at a constant angular velocity. The first axis of rotation is adjustable through an angle θ to the horizontal according to the geographic latitude, and through an ...
10/28/1986
4609036Bulk heat or cold storage device for thermal energy storage compounds
A bulk thermal energy storage device is provided comprising a bulk storage tank containing a latent energy storage material, preferably a phase change material which is subject to repeated melting and freezing during which latent thermal energy is absorbe...
09/02/1986
4596237Solar-energy converter
A solar energy converter which can be used as a solar collector or for the direct mounting on a building for the heating of the interior thereof through a wall of the building has a light transmissive layer spaced from this wall and provided on its inner ...
06/24/1986
4565242Heat accumulating material enclosing container and heat accumulating apparatus
The present invention relates to a bag-like container, and a spherical container in which a latent heat accumulating meterial is enclosed, and a heat accumulating apparatus employing such containers. A heat accumulating mat material (A) is of a flat bag-l...
01/21/1986
4545364Solar heating module
A combination solar collector, thermal storage and heating module for mounting in a building framework comprising a hollow panel member for receiving a thermal storage mass, including an outer wall and an inner wall; opposed pairs of sidewalls and end wal...
10/08/1985
4535837Latent heat storage device
Upon heat being liberated, a latent heat storage material is kept in indirect contact with a heat transfer medium through a heat liberation or output accelerating material. Thus, the heat of fusion of the storage material is taken out with high efficiency...
08/20/1985
4532917Modular passive solar energy heating unit employing phase change heat storage material which is clearly transparent when in its high-stored-energy liquid state
A highly effective modular passive solar energy heating unit for heating an enclosed space employs phase change heat storage material, which is optically transparent to visible light when in high-stored-energy liquid state enabling a viewer to see through...
08/06/1985
4512334Portable thermal exchange system
A portable thermal collector and storage apparatus is disclosed as comprising a container for receiving a phase change material for selectively absorbing and emitting thermal energy, a base for supporting the phase change container with respect to a floor...
04/23/1985
4509503Solar heating system
A solar heating system for supplementary heat in a building and preheating a supply of domestic water which collects significant quantities of heat at low temperatures to provide an efficient system which minimizes heat loss. A water preheating system is ...
04/09/1985
4508101Thermal energy storage system
A thermal energy storage system for absorption of heat from a heat source having a temperature above a predetermined temperature and release of heat to a heat sink having a temperature below the predetermined temperature. The system comprises a heat stora...
04/02/1985
4498459Phase-change heat storage building panels
The invention provides a phase change heat storage, light and temperature control building panel comprising a sealed housing having at least two walls transparent to visible light delimiting at least one intermediate space filled with a liquid-solid phase...
02/12/1985
4495937Thermal collector and storage system
A thermal collector and storage system is described as comprising a plurality of energy storage elements or rods mounted in a parallel array within an enclosure, which is adapted to be readily built into a housing wall. Each such storage rod contains a he...
01/29/1985
4495985Disassociative/reassociative chemical heat pump
A heat pump system includes a chemical which is disassociated into lower molecular weight species in the liquid state upon exposure to radiation such as ultraviolet light. The disassociated species then spontaneously change to the gaseous phase with a sim...
01/29/1985
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