U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 6711769

Pillow with retractable umbrella

A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 126/674 - Absorber having extended surface


Subclass of Class 126 - Stoves and furnaces
Definition: Apparatus wherein the fluent confining means is formed so
No. of patents: 183
Last issue date: 05/22/2012


1          
NumberTitleIssue Date
8181642Light absorber device
The present invention relates to a light absorbing device which comprises an transparent outer material layer, a space through which air is circulated and heated by light radiation passing through the outer the material layer, a radiation absorbing material layer, a...
05/22/2012
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
7063126Heat exchange assembly
A roofing panel (13) incorporating a heat exchange assembly is described, the roofing panel including: an internal fluid passageway (51) formed between a pair of spaced substantially parallel internal sheets (16, 17) for the passage therethrough...
06/20/2006
7032588Method and apparatus for preheating ventilation air for a building
An apparatus for pre-heating ventilation air for a building. The apparatus includes a first sunlight-absorbent collector panel on the building. The panel is exposed to ambient air and defines a first air collection space between itself and the building. The first su...
04/25/2006
6938383Vented furring strip
A wall system for a structure including elongate furring strips having a multiplicity of transversely oriented air passages. The elongate furring strips are arranged on a first envelope layer of a wall and covered with a second envelope layer. The furring strips spa...
09/06/2005
6911110Thermally controlled solar reflector facet with heat recovery
A high concentration central receiver system and method provides improved reflectors and a unique heat removal system. The central receiver has a plurality of interconnected reflectors coupled to a tower structure at a predetermined height above ground for reflectin...
06/28/2005
6619283Solar collector pipe
An improved solar collector pipe that directly conveys fluid to be heated and collects and transfers solar energy efficiently and directly to the internal fluid, thereby maximizing both the amount of energy transmitted to the internal fluid and the peak t...
09/16/2003
6604521Solar collector pipe
An improved solar collector pipe that directly conveys fluid to be heated and collects and transfers solar energy efficiently and directly to the internal fluid, thereby maximizing both the amount of energy transmitted to the internal fluid and the peak t...
08/12/2003
6244264Non-imaging optical illumination system
A passive solar collector has a reflector or a plurality of reflectors in a tube that is in a partial vacuum and is entirely or partly transparent. An absorber collects light reflected by the reflector or plurality of reflectors and delivers energy from t...
06/12/2001
6082354Solar collector
A solar collector plate (1) comprises a dark-colored absorber plate (2) facing the sun, parallel wall sheets (4) arranged perpendicularly to the rear side of the absorber sheet (2), fixed thereto and also fixed to a support sheet (3) arranged parallel to ...
07/04/2000
6003508Solar receiver
A solar receiver (1) for a solar-thermal power plant, comprising a receiver surface (2) facing towards the concentrated incident solar radiation (8) and including a plurality of mutually spaced absorber bodies (3), is provided with gas channels arranged b...
12/21/1999
5931158Pressure vessel
An improved pressure vessel which has a fluid flowing through it can be simply manufactured and has a high operational safety. The fluid may be heated by radiation, such as solar radiation. A guiding device with inlet and outlet stream guides is arranged ...
08/03/1999
5850831Loose-tight-loose twist, twisted-tape insert solar central receiver
This invention reduces a molten salt, solar central receiver's size, pressure loss and cost by using a loose-tight-loose twist, twisted-tape insert inside the receiver's tubes to enhance the tube's heat transfer coefficient. This twist staging is designed...
12/22/1998
5797387Absorber
The invention relates to an absorber designed to absorb radiation and to transfer the energy of the radiation to a heat transport medium. To provide an absorber with high efficiency, the absorber according to the invention comprises a plurality of absorbe...
08/25/1998
5715809Receiver for converting concentrated solar radiation
A high-temperature receiver for converting concentrated solar radiation has a channel with an inlet and an outlet. An areal air-permeable support element is connected to the inlet. An absorber structure for absorbing solar radiation is supported by the su...
02/10/1998
5483950Solar device with an air receiver and air return
A solar device has an air receiver with a housing and an absorber connected within the housing. The absorber is heated by solar radiation. The absorber has an upstream side and a downstream side, wherein a stream of air is guided through the absorber from...
01/16/1996
5449466Apparatus and method for photocatalytic treatment of a fluid
An apparatus is disclosed for the photocatalytic treatment of a fluid, including inlet means for supplying fluid to the apparatus; exposing means for exposing the fluid to ultraviolet light; and outlet means for discharging the fluid from the apparatus co...
09/12/1995
5313933Solar collector with fiber material absorber layer
A solar collector converts solar radiation to heat energy over a specified surface area and collects the heat energy by trickle feeding a heat transfer fluid over a trickle feed absorber surface having improved absorber surface area to volume ratio. The e...
05/24/1994
5285363Heat transfer unit
A xenon arc lamp (10, 12) used as a high intensity light source for a liquid crystal light valve projector includes a cold mirror (16) that reflects visible reading light (18a, 18b) to the liquid crystal light valve and transmits infrared light to a heat ...
02/08/1994
5275148Solar heat exchange system
A solar heat exchange system is disclosed which includes a header or manifold conduit which includes multiple radially disposed apertures therein. A flexible elastomeric mat which includes multiple elongate tubular elements is then mated to the conduit. E...
01/04/1994
5245986Solar receiver
A central solar receiver with a volumetric solar absorber. The volumetric absorber comprises an array of absorber members mounted on a base body and facing a window that admits concentrated solar radiation. Working fluid is injected into the volumetric ab...
09/21/1993
4981172Mechanism for heat transfer
A device for heat transfer or for heat dissipation from an object to a fluid, especially air is disclosed. The device is coated at least in part with shavings, metal wires or coarse metal powder made of thermally conductive material and sintered. The obje...
01/01/1991
4913129Solar 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
4887521Method for arranging of ventilation of building and structure for applying of the method
Method and apparatus for ventilating a building, in the rooms of which building there is induced a pressure that is different from the outside pressure. Air on one side of the wall of the building is led through openings in the external surface of the wal...
12/19/1989
4873061Fixation of nitrogen by solar energy
Mixtures of reactant gases containing nitrogen ar reacted by being raised to very high temperatures at the focal plane of a solar concentrator when radiant energy is absorbed by a metal screen or other porous material in contact with the reactants at the ...
10/10/1989
4850338Solar collector system with radiation concentrated on heat absorber vanes
A rectangular frame contains a plurality of upwardly opening trays each having a heat absorber element with a plurality of upstanding vanes. A lens associated with each tray concentrates incident solar radiation on the vanes to preferentially heat a porti...
07/25/1989
4777935Receiver for solar energy
The receiver has fibrous material in the form of hanging wires or knitted metal mats in the entry of the duct to absorb radiant energy. A cooling medium, such as air, is passed over the fibrous material to cool the material and convey heat into the duct f...
10/18/1988
4763641Solar energy absorber
A solar energy absorber module having a molded top sheet of translucent plastic material and a molded bottom sheet of solar absorbing plastic material bonded together by circular bond indentations in the body thereof spaced from each other a distance equa...
08/16/1988
4683872Receiver for solar energy
The receiver has fibrous material in the form of hanging wires or knitted metal mats in the entry of the duct to absorb radiant energy. A cooling medium, such as air, is passed over the fibrous material to cool the material and convey heat into the duct f...
08/04/1987
4665895Ellipsoidal solar dish concentrator
A solar dish concentrator is provided having a rotationally symmetrical elliptical shape for focusing an uniform flux density of solar radiation on a receiver. The solar flux pattern reflected to the receiver is evenly distributed over the four quadrants ...
05/19/1987
4660544Solar collector system with radiation concentrated on heat absorber vanes
A rectangular frame contains a plurality of upwardly opening trays each having a heat absorber element with a plurality of upstanding vanes. A lens associated with each tray concentrates incident solar radiation on the vanes to preferentially heat a porti...
04/28/1987
4649901Solar heating system
A passive solar heating system is disclosed which is used in conjunction with doors and windows exposed to solar radiation and having at least partially transparent glazing. Said system comprises a blind having rotatably adjustable slats disposed in a pla...
03/17/1987
4649902Solar collector
A solar collector has first and second windows and an absorber behind the second window. A layer of material is provided on the interior surface of the first window, to which a fluid is supplied for dispersal throughout the material, and from which the fl...
03/17/1987
4643168Liquid cooled fiber thermal radiation receiver
A radiation-to-thermal receiver apparatus for collecting radiation and converting it to thermal energy is disclosed. The invention includes a fibrous mat material which captures radiation striking the receiver. Captured radiation is removed from the fibro...
02/17/1987
4593678Hot water supply system
A solar energy system employing solar panels used to heat water. The system includes a boiler with the vent for the boiler being located beneath the solar panels to distribute exhaust heat thereto. A structure is defined to allow venting of the enclosed a...
06/10/1986
4561423Solar parabolic collector
A water-heating solar parabolic collecting and concentrating apparatus comprises a pair of inclined parabolic reflectors positioned side by side on a rotary framework with upwardly extending water-heating tubes positioned along the focal lines of the resp...
12/31/1985
4556049Integrated solar collector
A solar collector having a copper panel in a contiguous space relationship with a condenser-evaporator heat exchanger located under the panel, the panel having a honeycomb-like structure on its interior defining individual cells which are filled with zeol...
12/03/1985
4513731Solar heat collector
A solar heat collector for use at a predetermined latitude includes a surface of revolution comprising an inner, upwardly convex right conical frustum and an outer, upwardly concave right conical frustum, the walls of which each have a rise angle equal to...
04/30/1985
4512333Solar collector panel and method
A solar collector panel having a solar energy collector plate and means for flowing a fluid along one side of the plate in a perpendicular serpentine path so that the fluid is repetitively moved toward and away from the plate as it moves along the plate....
04/23/1985
4499893Solar heat receiver
A receiver for converting solar energy to heat a gas to temperatures from 700°-900° C. The receiver is formed to minimize impingement of radiation on the walls and to provide maximum heating at and near the entry of the gas exit. Also, the receiver is f...
02/19/1985
1          
 
Sign InRegister
Username  
Password   
forgot password?