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| Number | Title | Issue Date |
| 7478544 | Method and apparatus for lubricating molten glass forming molds A surface mixing burner (16) is positioned in alignment with a mold of a glass container forming machine of the I.S. type to produce a supply of soot to lubricate an inner surface of the mold, the soot being produced by combustion of a rich, combustible suppl... | 01/20/2009 |
| 7383694 | Lubrication assembly for glassware forming molds An apparatus for lubricating a mold in an individual section glassware forming machine by combustion of at least one combustible gas. The apparatus includes a shaft positioned adjacent to the mold, a burner head on the shaft and including a spark electrode for ignit... | 06/10/2008 |
| 7377477 | Product forming molds and methods to manufacture same Product forming molds have surfaces conformally coated with a coating composite comprising superabrasive particles. In one embodiment, the mold surface is plated (electrolessly or electrolytically) or coated with a metal having superabrasive particles dispersed ther... | 05/27/2008 |
| 7313930 | Method and apparatus for manufacturing glass substrate for storage medium A method of manufacturing a glass substrate for a storage medium by pressing a glass material between an upper and a lower dies. The method includes a heating step of heating the glass material arranged between the upper and lower dies, a pressing step of pressing t... | 01/01/2008 |
| 7295374 | Micro-lens and micro-lens fabrication method A method of manufacturing a micro-lens is disclosed. The method includes providing a convex photoresist surface, forming a lens mold on the convex photoresist surface, removing the lens mold from the convex photoresist surface, forming a micro-lens in the lens mold ... | 11/13/2007 |
| 7273204 | Mold for forming optical lens and method for manufacturing such mold A mold 50 for forming optical lenses has a molding portion 10 having a molding surface 12, a thin film 30 is formed on the molding surface, which is made from SiCHxNy, wherein x is in the range of 0.02˜0.10, y is in... | 09/25/2007 |
| 7272879 | Glass molding die, renewal method thereof, and glass fabricated by the molding die A molding die for molding glass and renewal method thereof. The molding die includes a substrate, a nickel-phosphorous alloy layer, with phosphorous content 30 wt % or less, overlying the substrate, an intermediate layer overlying the nickel-phosphorous alloy layer,... | 09/25/2007 |
| 7204649 | Optical component with holder and manufacturing method thereof As means of the present invention, first, on the optical element, a plate-like peripheral edge part which is protruding, while surrounding an effective part having an optical function thereof, outside from the effective part is provided. Furthermore, at a part of th... | 04/17/2007 |
| 7186923 | Printed wiring boards and methods for making them A printed wiring board comprising conductive layers separated by nonconductive material and having through holes or other nonconductive surfaces on which an electrically conductive carbon coating is formed. The conductive carbon coating includes electrically conduct... | 03/06/2007 |
| 7146828 | Glass molding die A molding die for molding glass thousand times is provided in the invention. The molding die includes a substrate, a first intermediate layer of Ni-containing Ir—Re alloy overlying the substrate, a second intermediate layer of metal-containing Ir—Re alloy overly... | 12/12/2006 |
| 7143609 | Low-temperature fabrication of glass optical components A method is provided for molding from glass certain complex optical components, such as lenses, microlens, arrays of microlenses, and gratings or surface-relief diffusers having fine or hyperfine microstructures suitable for optical or electro-optical applications. ... | 12/05/2006 |
| 7140205 | Method of manufacturing glass optical elements Disclosed is a method of manufacturing ultraprecise lenses, including aspherical lenses, not requiring grinding or polishing after press molding. The method comprises heating a glass material to a temperature corresponding to a glass viscosity of from 105 | 11/28/2006 |
| 7059335 | Process for treating moulds or mould halves for the production of ophthalmic lenses In a process for treating moulds or mould halves (3) for the production of ophthalmic lenses, in particular contact lenses, the moulds or mould halves (3) are exposed to a plasma at least in the area of their shaping surfaces (310). ... | 06/13/2006 |
| 7040122 | Process for production of molten glass The invention concerns a process and a device from the production of molten glass. According to the invention, measures will be taken to lead the current of the molten glass through the tank furnace so that cutoffs of the glass current between the surface of ... | 05/09/2006 |
| 7033643 | Process of manufacturing a coated body A process of manufacturing a coated body including a substrate and a hard coating disposed on the substrate, wherein the hard coating has (a) a surface smoothed to have a roughness with maximum height Rz of not larger than 1.2 μm, and (b) recesses each of which has... | 04/25/2006 |
| 6955066 | Method and system for coating a glass contacting surface with a thermal barrier and lubricous coating A method and system for coating a glass contacting surface with a thermal barrier and lubricious coating. The system uses a novel exterior surface mixing tip device wherein oxygen is supplied through a predetermined portion of one supply line, and a predetermined ga... | 10/18/2005 |
| 6932584 | Infusion device and driving mechanism and process for same with actuator for multiple infusion uses A drive mechanism for delivery of infusion medium a coil capable of being electrically activated to provide an electromagnetic field. The coil surrounds a piston channel extending in an axial direction. An armature is located adjacent the coil, on one side of the ax... | 08/23/2005 |
| 6928838 | Apparatus and method for forming silica glass elements The forming apparatus has top and bottom die assemblies which form a heated silica glass material by press forming. These top and bottom die assemblies include, respectively, mold dies, which are made of isotropic carbon, and core molds, which are made of vitrified ... | 08/16/2005 |
| 6902708 | Method and apparatus for making carbon black Methods and apparatus are presented for producing carbon black on a substrate. One preferred method includes providing a head assembly including a nozzle, the nozzle including a first injector for injecting a gas such as acetylene, and a second injector for injectin... | 06/07/2005 |
| 6840060 | Methods for achieving operating temperature of glass contacting surfaces of glass forming equipment, and gas mixture therefor Method of heating glass contacting surfaces, comprising heating the glass contacting surfaces to a predetermined operating temperature by combustion of a hydrocarbon fuel gas mixture which includes 90% by volume of MAPP gas and 10 percent by volume of propane. Anoth... | 01/11/2005 |
| 6799437 | Method for the hot shaping of molten gobs The invention relates to a method for the hot shaping of molten gobs on a mold base by interposing a gas bed, comprising the following method steps. According to the invention such a method comprises the following method steps: a mold base made of open... | 10/05/2004 |
| 6776007 | Method of molding a glass composition into an optical element A mold has a moling surface of a material containing silicon carbide and/or silicon nitride as a main component and a carbon thin film formed on the molding surface to prevent fusion sticking. A glass substance which has a sag point not higher than 565° C. and a pr... | 08/17/2004 |
| 6668586 | Method for producing glass tiles, glass borders, ornamental panels made from glass or the like A method of producing glass tiles, glass borders, ornamental panels made from glass or the like, the rear side of which is structured to form a relief, involves the following steps: trimming the glass slab to the desired size, applying an adhesive laye... | 12/30/2003 |
| 6595029 | Process for devices for the production of internally-hardened glass tubes as well as their use The invention relates to a process for the production of internally-hardened glass tubes, in which in a tube-drawing process for the production of glass tubes that is known in the art, a coated drawing tool, for example in the process according to Danner ... | 07/22/2003 |
| 6591636 | Material and method for coating glass forming equipment An oxidation and corrosion resistant coating is applied to glass forming equipment by physical vapor deposition. The coating material is preferably aluminum oxide.... | 07/15/2003 |
| 6560994 | Mold used for molding glass optical elements process for preparation of glass optical elements and method for rebirth of mold Disclosed is a mold including upper and lower molds for obtaining glass optical elements by press molding a glass molding material softened by heat, in which either one of the upper and lower molds is made of a ceramic matrix and the matrix has no surface... | 05/13/2003 |
| 6557378 | Method for pressing oxynitride glass, disk of oxynitride glass made by said method, and pressing die for said method A method of producing a disk having a radius of r and a thickness of 2h from an oxynitride glass by pressing, said method being characterized in that the pressing load (F), the pressing temperature (T), and the pressing time (t) are defined by the express... | 05/06/2003 |
| 6363747 | Glass mold material for precision glass molding A method for making working mold tools for use in a compression molding process for molding optical glass elements from high temperature glasses having Tg 's in the range of from about 400° C. to about 850° C. An yttria aluminosilicate glass ... | 04/02/2002 |
| 6314764 | Method of manufacturing a 1-inch diameter glass substrate for a magnetic disk A method of manufacturing a 1-inch diameter glass substrate for a magnetic disc in which a plate glass is press molded using a mold formed of a super-hard material and having a surface of a prescribed roughness. Ion implantation using nitrogen ions is per... | 11/13/2001 |
| 6314763 | Method of manufacturing a 2-5 inch diameter glass substrate for a magnetic disk A method of manufacturing a 2-5 inch diameter glass substrate for a magnetic disc in which a plate glass is press molded using a mold formed of a super-hard material and having a surface of a prescribed roughness. Ion implantation using nitrogen ions is p... | 11/13/2001 |
| 6227007 | Submerged glass delivery throat and delivery method Process and apparatus are disclosed for delivering molten thermoplastic material from one chamber to another through a throat in a refractory wall separating said chambers. A refractory metal conduit is positioned within said refractory throat below the l... | 05/08/2001 |
| 6151915 | Method of producing a glass optical element capable of suppressing occurrence of a damage of a mold and improving a quality of the glass optical element A mold has a moling surface of a material containing silicon carbide and/or silicon nitride as a main component and a carbon thin film formed on the molding surface to prevent fusion sticking. A glass substance which has a sag point not higher than 565° ... | 11/28/2000 |
| 6119485 | Press-molding die, method for manufacturing the same and glass article molded with the same A press-molding die comprises a base material, an intermediate layer formed on a surface of the base material and a protective layer formed on the intermediate layer. The base material comprises an inorganic oxide. The intermediate layer comprises a mater... | 09/19/2000 |
| 6067819 | Method for manufacturing glass container and apparatus therefor A method for manufacturing a glass container and an apparatus therefor capable of providing the container by pressing of a glass substrate using a die while keeping the glass substrate uniformly heated and softened. The glass substrate is heated while bei... | 05/30/2000 |
| 6068889 | Method for lubricating glass molds, plungers and the like A method for lubricating glass contacting surfaces of glass forming equipment is disclosed. The method comprises the steps of delivering MAPD gas to a venturi at a low pressure, preferably below 10 p.s.i., and delivering oxygen to the venturi at a lower p... | 05/30/2000 |
| 6009728 | Die for press-molding optical elements A die for press-molding glass optical elements comprising (a) a base material having heat resistance and sufficient strength to withstand press-molding of optical glass elements; (b) a film on said base material comprising an alloy film containing B and o... | 01/04/2000 |
| 5964916 | Mold for forming glass and method for forming glass A mold for forming glass, which comprises a mold body made of stainless steel and having a mold surface comprising a sidewall portion and a face portion continuous from the sidewall portion, a coating film of ductile material formed on the sidewall portio... | 10/12/1999 |
| 5958099 | Glass making process using blank mold sooting A blank mold sooting process in which a lubricating or detaching layer is formed on the internal walls of the blank mold, by igniting an acetylene flow with piezoelectric electrodes, a voltaic arc generator, or an electrical resistance. The process is per... | 09/28/1999 |
| 5938806 | Glass forming machine and glass forming method A spray device which is provided with a nozzle for spraying a lubricant is arranged in proximity to a bottom mold and/or a plunger, and the nozzle is operated and controlled by a control device to spray the lubricant on a mold surface of the bottom mold a... | 08/17/1999 |
| 5888266 | Apparatus and method for producing a pressed glass article Apparatus which is disclosed comprises a metal mold, a metal plunger and an annular manifold, and includes means for moving the plunger and the manifold between an open position in which the manifold surrounds the plunger and a gob of softened glass can b... | 03/30/1999 |
