Patent application number | Description | Published |
20100006090 | VACUUM SOLAR THERMAL PANEL - Vacuum solar thermal panel comprising
| 01-14-2010 |
20100313876 | VACUUM SOLAR THERMAL PANEL WITH A VACUUM TIGHT GLASS-METAL SEALING - A vacuum solar thermal panel including a vacuum envelope defining a sealed volume and able to withstand atmospheric pressure when evacuated, at least one heat absorber being disposed inside the vacuum envelope, a pipe entering and exiting the envelope and being in contact with the heat absorber, the vacuum envelope including a first plate made of glass, a peripheral frame, a metallic peripheral belt being joined to the first plate by way of a vacuum tight bulk glass-metal seal, including glass material and obtained by fusion and subsequent solidification. The metallic peripheral belt includes at least one elastically deformable portion that prevents the bulk glass-metal seal from getting damaged and is no more vacuum tight when subject to the evacuation process of the envelope and the thermal treatments of the panel and the potential reciprocal displacements of the glass plate and the joined metallic peripheral belt. | 12-16-2010 |
20110072662 | VACUUM SOLAR THERMAL PANEL WITH A VACUUM TIGHT GLASS-METAL SEALING - A vacuum solar thermal panel including a vacuum envelope defining a sealed volume and able to withstand atmospheric pressure when evacuated, at least one heat absorber being disposed inside the vacuum envelope, a pipe entering and exiting the envelope and being in contact with the heat absorber, the vacuum envelope including a first plate made of glass, a peripheral frame, a metallic peripheral belt being joined to the first plate by way of a vacuum tight bulk glass-metal seal, including glass material and obtained by fusion and subsequent solidification. The metallic peripheral belt includes at least one elastically deformable portion that prevents the bulk glass-metal seal from getting damaged and is no more vacuum tight when subject to the evacuation process of the envelope and the thermal treatments of the panel and the potential reciprocal displacements of the glass plate and the joined metallic peripheral belt. | 03-31-2011 |
20110146666 | LIGHTWEIGHT STRUCTURE VACUUM SOLAR THERMAL PANEL - Vacuum solar thermal panel comprising a vacuum envelope defining a sealed volume, able to withstand atmospheric pressure when evacuated, said vacuum envelope comprising a first plate made of glass, a second plate facing the first plate, a perimeter frame disposed between the first and second plate close to their edge, a metallic perimeter belt joining the perimeter frame to the first plate, a plurality of spaced apart bearing elements disposed against the edges of the first and second plate, a plurality of traction rods joining said bearing elements with said perimeter frame to pull the perimeter frame toward the bearing elements, in order to limit the deformation of the perimeter frame under the external atmospheric pressure, when the envelope is evacuated. | 06-23-2011 |
20110174297 | VACUUM SOLAR THERMAL PANEL WITH RADIATIVE SCREEN - A double-sided vacuum thermal solar panel comprising a vacuum-tight envelope ( | 07-21-2011 |
20120186578 | VACUUM SOLAR THERMAL PANEL WITH PIPE HOUSING - The present application relates to a vacuum solar thermal panel with pipe housing ( | 07-26-2012 |
20130025584 | VACUUM SOLAR THERMAL PANEL WITH NON-EVAPORABLE GETTER PUMP ASSEMBLY - Non-evaporable getter pump assembly ( | 01-31-2013 |
20130305534 | METHOD FOR PERFORMING AN EXHAUST CYCLE OF A VACUUM SOLAR THERMAL PANEL - The present application relates to a method for performing an exhaust cycle of a vacuum solar thermal panel comprising a heating phase of the overall panel up to a maximum temperature (Tm), being the temperature sustainable by at least a panel component. According to the invention it is foreseen a further heating phase being a selective heating phase of some selected panel components, this further heating phase being performed at a second temperature (Th) which is greater than the maximum temperature (Tm). | 11-21-2013 |
20140109894 | VACUUM SOLAR THERMAL PANEL PROVIDED WITH AN INTERNAL PRESSURE INDICATOR - The present application relates to a vacuum solar thermal panel ( | 04-24-2014 |
20140158112 | METHOD FOR MANUFACTURING A VACUUM SOLAR THERMAL PANEL AND RELATED VACUUM SOLAR THERMAL PANEL - A method for manufacturing a vacuum-tight envelope for a vacuum solar thermal panel includes: joining edge to edge a first metal strip to a second metal strip in order to form a bi-metal strip, and then joining together the opposite ends of said bi-metal strip in order to form a closed loop; after said joining step, forming said first metal strip into a peripheral frame and said second metal strip into a peripheral belt; after said joining and forming steps, sealing the free edge of the peripheral belt to a glass front plate; after said joining and forming steps, joining a metal bottom plate to the peripheral frame. | 06-12-2014 |
20140345329 | METHOD FOR PERFORMING A FRIT FIRING CYCLE IN THE MANUFACTURING OF A VACUUM SOLAR THERMAL PANEL - The present application relates to a method for manufacturing a vacuum solar thermal panel which comprises at least a tempered glass plate and a metal frame attached to said plate, the method comprising a fit firing cycle to form a glass-metal seal, the fit firing cycle comprising a first heating phase of the tempered glass plate up to a maximum temperature (Tm), being the temperature which preserves a suitable pre-stress level of the tempered glass plate. Advantageously according to the invention, the method further comprises a second heating phase (via optical radiation illumination) being a selective heating phase of a melting area of the tempered glass plate performed at a second temperature (Th) which is above the maximum temperature (Tm). | 11-27-2014 |