Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 8166966 | Dish reflector concentrator structure In a reflector dish, a small quantity of elongate mirror-surfaced reflector panels are structurally integrated with a support framework that is configured to enable convenient shipping and on-site assembly and erection of a reflector dish assembly with an effective ... | 05/01/2012 |
| 8109265 | Suction-recirculation device for stabilizing particle flows within a solar powered solid particle receiver A suction-recirculation device for stabilizing the flow of a curtain of blackened heat absorption particles falling inside of a solar receiver with an open aperture. The curtain of particles absorbs the concentrated heat from a solar mirror array reflected up to the... | 02/07/2012 |
| 8074638 | Inflatable solar concentrator balloon method and apparatus Embodiments of the present invention relate to concentrating solar radiation using an assembly of at least one clear and one reflective film that inflates into a shape reflecting parallel rays of light to a concentrated focus in the interior or immediate proximity o... | 12/13/2011 |
| 7926480 | Carrier and drive arrangement for a solar energy reflector system A carrier and drive arrangement is disclosed for use in a solar energy reflector system. The arrangement comprises a) a carrier structure (10) having a platform (12) for supporting a reflector element (11), a frame portion (13) that inclu... | 04/19/2011 |
| 7607428 | Solar absorber The solar absorber is equipped with an absorber body (10) that absorbs incident solar energy (12) and converts it to heat. The absorber body has a selective absorption layer (17) on a side (36) oriented toward the concentrator (13)... | 10/27/2009 |
| 7412976 | Solar collectors with evacuated receiver and nonimaging external reflectors A solar collector with external reflector. A solar collector includes a glass housing having a heat pipe disposed within the housing and a light reflector disposed external to the housing. ... | 08/19/2008 |
| 7290598 | Heat exchange device A heat transfer device having a heat source for collecting waste heat from a heat-generating system, the heat transfer device having fins in which the shape of the sides of the fins is preferably circular according to the general expression | 11/06/2007 |
| 7240675 | Parabolic trough collector The parabolic trough collector has a receiver formed by several single absorber tubes (13). The single absorber tubes (13) are supported by absorber tube supports (14) and surrounded by a glass tube (15). Because of different expansion be... | 07/10/2007 |
| 7168252 | Solar heated generator A system for producing electricity includes a boiler unit which has a lens mounted thereon in a position to concentrate solar rays onto fluid contained in the boiler unit. A conduit system has an inlet end fluidically connected to the boiler unit to receive heated f... | 01/30/2007 |
| 7156088 | Solar collector mounting array A solar collector structural support system that affixes to a mounting surface without penetrating the mounting surface is disclosed. The invention in the preferred embodiment includes a junction element adapted to receive: a plurality of leg members; at least one f... | 01/02/2007 |
| 7140181 | Reactor for solar processing of slightly-absorbing or transparent gases Solar-powered reactor for processing of slightly absorbing and transparent gases. An obvious path to providing storable, renewable energy is through solar dissociation of gas molecules. These dissociation products are the precursors of modern liquid and gaseous fuel... | 11/28/2006 |
| 7055519 | Solar collector and method An apparatus and method for collecting solar energy are provided. The apparatus is a trough-type solar collector having one or more mirrors and lenses for directing solar radiation toward a receiver configured to receive a heat transfer fluid therein. The amount of ... | 06/06/2006 |
| 6980418 | Method and apparatus for controlling the temperature of electronic device enclosures An electronic device housing comprising a device enclosure with electronic components mounted inside the enclosure is disclosed. Mounted between the electronic device housing and the device enclosure is a thermally reflective electrical insulator configured to reduc... | 12/27/2005 |
| 6971756 | Apparatus for collecting and converting radiant energy A radiant energy collecting and converting device having at least one array of slat-like concave reflective elements and an elongated receiver. The device efficiently concentrates and converts radiant energy, such as sunlight, to other useful types of energy, such a... | 12/06/2005 |
| 6959993 | Solar concentrator array with individually adjustable elements A tracking heliostat array comprises a plurality of optical elements. The tracking heliostat array further comprises a frame separated from the optical elements. Each of the optical elements has an orientation with respect to the frame. The tracking heliostat array ... | 11/01/2005 |
| 6957650 | Electromagnetic radiation collector and transport system The present invention includes a radiation collector configured to collect incident radiation. The radiation collector includes a radiation directing component configured to redirect the incident radiation, a buffer component configured to receive the radiation redi... | 10/25/2005 |
| 6901870 | Device at an embroidery frame and method for clamping and tensioning a textile material The present patent application relates to an embroidery frame for a sewing machine and a method for clamping and tensioning a textile material. The embroidery frame comprises an inner frame, an outer frame and a hose arranged between the inner frame and the outer fr... | 06/07/2005 |
| 6903261 | Solar concentrator A solar concentrator module comprising a front lens on its front face, a receiver cell on its rear face and a reflector between the front lens and the receiver cell, said reflector having inclined sidewalls along at least two opposite sides of the receiver cell char... | 06/07/2005 |
| 6877507 | Mounting Novel mounting devices for attachment to an apparatus, the apparatus configured to receive and/or transmit radiation flux (e.g. satellite dishes for communications or electromagnetic power focusing) are described and claimed herein. The inventive mounting devices ar... | 04/12/2005 |
| 6819559 | Method and apparatus for controlling the temperature of electronic device enclosures An electronic device housing comprising a device enclosure with electronic components mounted inside the enclosure is disclosed. Mounted between the electronic device housing and the device enclosure is a thermally reflective electrical insulator configured to reduc... | 11/16/2004 |
| 6708687 | Thermally controlled solar reflector facet with heat recovery A method and high concentration central receiver system provide 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 reflecting... | 03/23/2004 |
| 6688303 | Method and system for controlling operation of an energy conversion device A method and system is described for controlling a solar collector. A microprocessor receives inputs from one or more sensors in the system and determines the level of operation of an energy conversion device. If the level of operation reaches a predeterm... | 02/10/2004 |
| 6676263 | Performance improvements of symmetry-breaking reflector structures in nonimaging devices A structure and method for providing a broken symmetry reflector structure for a solar concentrator device. The component of the optical direction vector along the symmetry axis is conserved for all rays propagated through a translationally symmetric opti... | 01/13/2004 |
| 6655102 | Camouflaged structure and method of camouflaging a structure against a background having a generally uniform composition A camouflaged structure and a method of camouflaging a structure against a background having a generally uniform composition of hue, saturation and brightness. In one embodiment, the camouflaged structures comprises a cell tower (100) camouflaged to decre... | 12/02/2003 |
| 6620995 | Non-imaging system for radiant energy flux transformation A non-imaging energy flux transformation system including a concentrator incorporating a set of nested, ring-like, concave reflective elements, and a receiver. The system efficiently concentrates radiant energy, such as sunlight, by means of focusing the ... | 09/16/2003 |
| 6541694 | Nonimaging light concentrator with uniform irradiance A nonimaging light concentrator system including a primary collector of light, an optical mixer disposed near the focal zone for collecting light from the primary collector, the optical mixer having a transparent entrance aperture, an internally reflectiv... | 04/01/2003 |
| 6467916 | Light transmission device A non-imaging optical system for operating on light using broken symmetry reflector surfaces (30). The theoretical upper limit for concentration of direct solar radiation at low latitudes with stationary concentrators is determined from the projected soli... | 10/22/2002 |
| 6191352 | Device for projecting a defined light beam onto a photosensitive area A device for directing a defined light beam onto a photosensitive area, for testing the performance of a photovoltaic module including said photosensitive area, comprising a support structure (1) which can be turned about a vertical central axis (4) in ac... | 02/20/2001 |
| 6080927 | Solar concentrator for heat and electricity A solar concentrator for producing usable power as heat and/or electricity uses a self-steering heliostat 1502 to concentrate solar radiation 1509 onto an absorbing surface such as, or including, a solar cell array 1511 capable of absorbing power from the... | 06/27/2000 |
| 6061181 | Nontracking light converger A light refracting and collecting assembly includes a housing having a bottom surface with two diverging side walls extending therefrom, two opposing end walls and an open top. Disposed between the side walls, proximal the bottom surface, is a light absor... | 05/09/2000 |
| 6047697 | Solar collector A solar collector comprising an evacuation envelope; an absorber housed inside the evacuated envelope and comprising plates which define an evaporation gap, the evaporation gap providing communication between a reservoir of heat transfer fluid at a first,... | 04/11/2000 |
| 6035850 | Concentrator for focusing solar radiation A concentrator for focusing solar radiation onto an elongate absorber, comprising a plurality of transverse supports arranged one behind the other in the longitudinal direction, stabilizing the concentrator in the transverse direction and defining the sha... | 03/14/2000 |
| 6031177 | Shadowing timer for a photovoltaic solar cell array and photovoltaic power source comprising same A photovoltaic power source includes a shadowing timer comprising at least one shadowing member (i.e. vane element) secured proximal to an array of photovoltaic solar cells electrically connected in series. The shadowing members are arranged such that the... | 02/29/2000 |
| 6029656 | Energy collector The energy collector has a housing with a cover which is transparent to vble and thermal radiation. One or more heat collectors are disposed in the interior of the housing. The heat collectors are carried by a pipe through which a heat-transport medium f... | 02/29/2000 |
| 6020553 | Photovoltaic cell system and an optical structure therefor High radiation concentration photovoltaic cell system including at least one optical structure in the form of a three-dimensional body having a first surface adapted to receive thereon photovoltaic cells and a second surface to be, at least indirectly, ex... | 02/01/2000 |
| 6015950 | Refractive spectrum splitting photovoltaic concentrator system A solar energy conversion system, in which two separated arrays of refracting elements disperse incident sunlight and concentrate the sunlight onto solar energy converters, such that each converter receives a narrow portion of the broad solar spectrum and... | 01/18/2000 |
| 5981865 | Apparatus for utilizing solar energy An apparatus (10) for utilizing solar energy includes an outer shell body (11), an inner body (40) inside it, and a hollow body (30) provided in between which are formed in a shape of a uniform polyhedron, in particular a dodecahedron. The shell body (11)... | 11/09/1999 |
| 5977478 | Solar module For the purpose of providing a solar module which has a fixed type solar concentrator of high converging magnification, a solar cell 12 is installed on the bottom face of an extension 30 which is extended further from the apex of a V shape formed by a pai... | 11/02/1999 |
| 5971551 | Nonimaging optical concentrators and illuminators A nonimaging concentrator (or illuminator) of light. The concentrator (or illuminator) has a shape defined by dR/d$c;=Rtan where R is a radius vetor from an origin to a point of reflection of a light edge ray from a reflector surface and $c; ... | 10/26/1999 |
| 5961742 | Converging solar cell element For a converging solar cell element capable of preventing excessive concentration of converged sunlight to one point without lowering the degree of light convergence, a p+ layer 14 and an n+ layer 12 are formed on the rear surface of a silicon substrate; ... | 10/05/1999 |
