Class / Patent application number | Description | Number of patent applications / Date published |
065290180 | Magnetic, electromagnetic, or wave energy utilized (e.g., light, infrared, ultrasonic, etc.) | 23 |
20090126403 | Laser scoring of glass sheets at high speeds and with low residual stress - Experimental data is presented which shows that laser scoring of glass sheets ( | 05-21-2009 |
20110265515 | METHOD AND SYSTEM FOR BENDING GLASS SHEETS WITH COMPLEX CURVATURES - The present invention is related a method and a system for bending glass sheets with complex curvatures comprising: heating at least a pre-selected area of at least a glass sheet using microwave energy and then superficially forming the sheet against a die. | 11-03-2011 |
20120111055 | METHOD OF PRODUCING UNIFORM LIGHT TRANSMISSION FUSION DRAWN GLASS - In a method of making a glass sheet using an overflow fusion downdraw process, a glass sheet quality metric level Q | 05-10-2012 |
20120167629 | APPARATUS AND METHOD FOR CRYSTALLIZATION OF SILICON - An apparatus for crystallization of silicon includes a crucible for containing silicon, a heating and heat dissipating arrangement provided for melting the silicon contained in the crucible and for subsequently solidifying the molten silicon, and an electromagnetic stirring device provided for stirring the molten silicon in the crucible during the solidification of the molten silicon. A control arrangement is provided for controlling the heating and heat dissipating arrangement to solidify the molten silicon at a specified solidification rate and for controlling the electromagnetic stirring device to stir the molten silicon in response to the specified solidification rate of the molten silicon such that the ratio of a speed of the molten silicon and the specified solidification rate is above a first threshold value. | 07-05-2012 |
20120180527 | Method and System for Mitigation of Particulate Inclusions in Optical Materials - A method of fabricating an optical material includes providing input materials having a material softening temperature, melting the input materials, and flowing the melted input materials into a laser inclusion mitigation system. The melted input materials comprise one or more inclusions. The method also includes irradiating the input materials using a laser beam, fragmenting the one or more inclusions in response to the irradiating, and reducing a temperature of the input materials to less than the material softening temperature. The method further includes forming an optical material and annealing the optical material. | 07-19-2012 |
20120216567 | METHOD AND APPARATUS FOR APPLYING ULTRASONIC ACOUSTIC ENERGY TO A GLASS MELT - A method of applying ultrasonic acoustic energy to a glass melt by monitoring a glass melt temperature T | 08-30-2012 |
20120297828 | GLASS MOLDING SYSTEM AND RELATED APPARATUS AND METHOD - A glass molding system and a method of making glass articles using the glass molding system are disclosed. The glass molding system includes an indexing table, a plurality of enclosures arranged along the indexing table, and a plurality of stations defined on the indexing table such that each of the stations is selectively indexable with any one of the enclosures. At least one radiant heater is arranged in at least one of the enclosures. A radiation reflector surface and a radiation emitter body are arranged in the at least one of the enclosures. The radiation emitter body is between the at least one radiant heater and the radiation reflector surface and has a first surface in opposing relation to the at least one radiant heater and a second surface in opposing relation to the radiation reflector surface. | 11-29-2012 |
20130098110 | GLASS MOLDING SYSTEM AND RELATED APPARATUS AND METHOD - A glass molding system and a method of making glass articles using the glass molding system are disclosed. The glass molding system includes an indexing table, a plurality of enclosures arranged along the indexing table, and a plurality of stations defined on the indexing table such that each of the stations is selectively indexable with any one of the enclosures. At least one radiant heater is arranged in at least one of the enclosures. A radiation reflector surface and a radiation emitter body are arranged in the at least one of the enclosures. The radiation emitter body is between the at least one radiant heater and the radiation reflector surface and has a first surface in opposing relation to the at least one radiant heater and a second surface in opposing relation to the radiation reflector surface. | 04-25-2013 |
20130104601 | Apparatus And Method For Crystallization Of Silicon | 05-02-2013 |
20130133366 | Methods of Improving Strength of Glass Articles - A method of improving strength of a chemically-strengthened glass article comprises exposing a target surface of the glass article to an ion-exchange strengthening process, the ion-exchange strengthening process generating a chemically-induced compressive layer in the glass article. Thereafter, dynamic interfacing of the target surface of the glass article with a sheared magnetorheological fluid is performed to remove at least a portion of the chemically-induced compressive layer from the glass article, wherein the parameters of the dynamic interfacing of the glass article with the sheared magnetorheological fluid are such that a thickness of the removed portion of the chemically-induced compressive layer is less than approximately 20% of the chemically-induced compressive layer. | 05-30-2013 |
20130174607 | SYSTEMS AND METHODS FOR PRODUCING SILICON SLIM RODS - A method and system for preparing polysilicon slim rods, the method and system including: placing a piece of polysilicon on a fixture; applying a predetermined laser beam or abrasive jet to the piece of polysilicon; and separating a polysilicon slim rod from the piece of polysilicon. The laser beam may be used for either cutting or for cracking depending on the operating parameters chosen. There may also be various combinations of cutting and cracking used in order to separate the slim rod from the piece of polysilicon. For example, the laser cut may be a scribing and/or partial cut and the separation may be completed by cracking the remaining silicon. In this case, the cracking may be accomplished by, for example, mechanical bending or laser cracking. Generally speaking, a laser beam used for cracking may be different from and have differing operating parameters from a laser beam used for cutting. | 07-11-2013 |
20130269391 | Method and System for Monitoring and Controlling a Glass Container Forming Process - The present invention relates to a method and system for monitoring and controlling a glass container forming process. The radiation emitted by each hot glass container is measured with measurement unit immediately after the forming machine. The described method normalizes the measurement from glass container to glass container and thereby removes the effects of overall temperature variations between glass containers, changing ambient conditions, and other variations affecting the measurements, which provides a unique quality reference for each glass container. By reviewing this reference for each produced glass container, the quality of the produced containers can be improved. | 10-17-2013 |
20140102143 | DEVICE FOR CUTTING OF GLASS SHEET - Disclosed herein is a device for cutting a glass sheet, continuously supplied after a melting and solidification process, into quadrangular glass substrates. The glass sheet cutting device includes two or more cutters for cutting a glass sheet into quadrangular glass substrates, a defect inspector for scanning the glass sheet to three-dimensionally check defect positions in a length direction, a width direction and a thickness direction of the glass sheet, a position adjuster for moving at least one of the cutters to a portion of the glass sheet at which few defects are distributed, and a controller for informing the position adjuster of positions of the cutters based on the scanned results received from the defect inspector. | 04-17-2014 |
20140137601 | Methods And Apparatuses For Fabricating Continuous Glass Ribbons - Methods and apparatuses for fabricating continuous glass ribbons are disclosed. The method includes forming the continuous glass ribbon by drawing the continuous glass ribbon from a draw housing in a drawing direction, heating at least one portion of a central region of the continuous glass ribbon at a heating location downstream of the draw housing, sensing a temperature of the continuous glass ribbon at a sensed temperature location downstream of the draw housing, and automatically controlling the heating of the at least one portion of the central region of the continuous glass ribbon based on the sensed temperature to mitigate distortion of the continuous glass ribbon. | 05-22-2014 |
20140202209 | VACUUM-INSULATED GLASS WINDOWS WITH GLASS-BUMP SPACERS - Vacuum-insulated glass (VIG) windows ( | 07-24-2014 |
20140208800 | METHODS AND SYSTEMS FOR MONITORING GLASS AND/OR FOAM DENSITY AS A FUNCTION OF VERTICAL POSITION WITHIN A VESSEL - Methods and systems for determining density or density gradient of molten foamed glass in a glass melter, an apparatus downstream of a glass melter, or both. A molten foamed glass is generated having molten glass and bubbles entrained therein and/or a layer of glass foam on a top surface thereof in a melter. At least a portion of the molten foamed glass is transferred into an apparatus positioned downstream of the melter, and the density or density gradient of the molten foamed glass in the melter or downstream apparatus is determined as a function of distance from a structural feature of the melter or downstream apparatus, or both, using one or more electromagnetic (EM) wave-based sensors. | 07-31-2014 |
20140260430 | LASER BEAM ANNEALING APPARATUS AND METHOD OF CONTROLLING THE SAME - A laser beam annealing apparatus includes a substrate support configured to support a substrate on which a silicon layer is formed, a laser beam irradiator configured to irradiate a laser beam onto the silicon layer, a photographic unit configured to obtain data with respect to at least a part of the substrate, and a position adjuster configured to adjust a position of at least one of the substrate support or the laser beam irradiator based on the data obtained by the photographic unit. | 09-18-2014 |
20150089977 | METHODS FOR LASER SCRIBING AND SEPARATING GLASS SUBSTRATES - Methods of forming scribe vents in a strengthened glass substrate having a compressive surface layer and an inner tension layer are provided. In one embodiment, a first and second defect is formed to partially expose the inner tension layer. A first scribe vent may be generated in a first scribing direction by translating a laser beam and a cooling jet on a surface of the strengthened glass substrate at a first scribing speed. A second scribe vent intersecting the first scribe vent may be generated in a second scribing direction by translating the laser beam and the cooling jet on the surface of the strengthened glass substrate at a second scribing speed that is greater than the first scribing speed. The defects may be perpendicular to the scribing directions. In another embodiment, the first scribe vent may be fused at an intersection location prior to generating the second scribe vent. | 04-02-2015 |
20150114043 | MOLD, PROCESS AND APPARATUS FOR LASER-ASSISTED GLASS FORMING - An apparatus is provided that heats the glass of a primary glass product to be formed. The apparatus includes a laser that emits light at a wavelength for which the glass of the primary glass product is at most partly transparent, such that the light is absorbed at least partially in the glass. The apparatus also includes a mold having a forming mandrel having a thermally stable ceramic material, at least in the region that forms the contact surface with the glass during the forming process. | 04-30-2015 |
20150299018 | High Speed Laser Processing of Transparent Materials - A method and system for laser pre-cutting a layered material ( | 10-22-2015 |
20150344347 | APPARATUSES FOR STEERING FLEXIBLE GLASS WEBS AND METHODS FOR USING THE SAME - In one embodiment a method of steering a glass web includes directing the glass web in a conveyance direction on a web conveyance pathway, contacting at least one surface of the glass web with at least one wheel of at least one idler roller, the at least one wheel of the at least one idler roller having an axis of rotation parallel to a surface of the glass web, detecting an angle between a centerline of the glass web and the conveyance direction with an angle measurement device, and modifying an orientation of the at least one idler roller and the at least one wheel about an axis of rotation substantially orthogonal to the web conveyance pathway to shift the glass web based on a detected angle between the centerline of the glass web and the conveyance direction of the web conveyance pathway. | 12-03-2015 |
20160009587 | GLASS SHEET PROCESSING METHOD AND GLASS SHEET PROCESSING APPARATUS | 01-14-2016 |
20160052082 | METHOD FOR REMOVING BRITTLE-HARD MATERIAL BY MEANS OF LASER RADIATION - Laser radiation is used for removing brittle-hard material from a substrate without damaging the material. A removal depression having a flank angle w of the flanks of the removal depression forms in the material as a result of the removal. The removal depression forms with an entry edge, which is defined as a spatially expanded region of the surface of the material, where an unchanged and thus unremoved portion of the surface of the material transitions into the removal depression. Spatial portions of the laser radiation are refracted and focused into the volume of the unremoved material at this entry edge. The distribution of the laser radiation is set such that the entry edge assumes a small spatial expansion, such that the portion of the power of the laser radiation, which is captured by the focusing effect of the entry edge, is not sufficient to generate a threshold value ρ | 02-25-2016 |