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| Number | Title | Issue Date |
| 7401478 | Manufacturing methods of double-spiral arc tubes The manufacturing method comprises: a softening step of softening a straight glass tube in a heating furnace; a moving and placing step of moving the softened glass tube so that the glass tube is placed on the top of the mandrel; and a winding step of winding the gl... | 07/22/2008 |
| 7392667 | Method and an apparatus for shaping a tubular object made of thermoplastic material The invention relates to a method for shaping a tubular object made of glass or glass ceramics or any other thermoplastic material, comprising the following method steps: the object is heated up to softening; an in... | 07/01/2008 |
| 7192157 | Method for fabricating a bent perimeter light A method for bending a perimeter light and a perimeter light for illuminating curved surfaces. One embodiment of a bending method according to the present invention comprises heating a perimeter light to make it pliable. A radius tool is then provided having a curve... | 03/20/2007 |
| 7060218 | Adjustable length mold assemblies The invention is directed to adjustable length mold assemblies for forming inflatable members and methods for using adjustable length mold assemblies for forming inflatable members, such as, for example, balloons for use with balloon catheters and stent delivery sys... | 06/13/2006 |
| 6997016 | Method and apparatus for manufacturing glass tube Stress exerted on an inner or outer circumferential side of a glass tube 6 is controlled when a glass material 3 is heated and softened by a heating element 41 provided around the glass material 3 and a piercing plug 31 is relative... | 02/14/2006 |
| 6979101 | Fluorescent lamp providing uniform backlight illumination for displays A bent fluorescent lamp for backlighting a display providing uniform illumination. A fluorescent lamp is made from a tubular glass envelope having right angles formed therein. The right angles provide improved illumination of a plane surface for backlighting a liqui... | 12/27/2005 |
| 6979341 | Expandable preformed structures for deployment in interior body regions An expandable structure made from an elastomer material is preformed to a desired geometry by exposure to heat and pressure. The structure undergoes controlled expansion and further distention in cancellous bone, with controlled deformation and without stress failur... | 12/27/2005 |
| 6935137 | Method of and apparatus for forming discharge tubes of low-pressure discharge lamps There is disclosed a method for forming a discharge tube for a low-pressure discharge lamp. In the method, an end of a section of the discharge tube is fastened with first clamping means, and a second end of the section in held in an oriented position. The section i... | 08/30/2005 |
| 6925839 | Method for making capillary splice A method of making a capillary splice includes applying pressure to a bore in a tube, applying heat to a portion of the tube to soften the portion of the tube, and forming a bubble within the bore in the heated portion under the influence of the pressure and heat. W... | 08/09/2005 |
| 6915560 | Apparatus for contracting, loading or crimping self-expanding and balloon expandable stent devices An apparatus for manipulating a medical device is formed of at least three coupled movable blades which are disposed about a reference circle to form an aperture whose size may be varied. The aperture capable of being sized to contain a medical device. Each blade is... | 07/12/2005 |
| 6906465 | End-of-life protection for compact fluorescent lamps A self-ballasted fluorescent lamp (10) that comprises a housing (12) formed to contain a ballast. The housing (12) has a top surface (14) with openings (16) leading from the exterior of the housing (12) to the interior. The ... | 06/14/2005 |
| 6766662 | Method of manufacturing glass parts for connecting optical fibers, and glass parts for connecting optical fibers manufactured using the methods There are provided a method of manufacturing a glass part for connecting optical fibers, which allows insertion of optical fibers into the internal hole of the glass part smoothly, and glass parts for connecting optical fibers manufactured using the method. Predeter... | 07/27/2004 |
| 6684664 | Process for manufacture of a component made of opaque synthetic quartz glass A process for manufacture of a component made of opaque synthetic quartz glass, and a quartz glass tube manufactured according to said process. The process comprises (i) providing a starting material in the form of granulated material of highly pure, synt... | 02/03/2004 |
| 6560995 | Method for manufacturing a fluorescent lamp A method for manufacturing a glass tube used for a fluorescent lamp having an arc tube constructed by joining a plurality of glass tubes is provided. According to this method, a straight glass tube held at both ends is rotated, and a predetermined cutting... | 05/13/2003 |
| 6557379 | Method of producing an arc tube A pair of chucks, which grip end portions of a cylindrical glass tube blank, are moved by a chuck moving mechanism toward each other, so that softened glass in an intermediate portion of the cylindrical glass tube blank is gathered, thereby forming a shap... | 05/06/2003 |
| 6546752 | Method of making optical coupling device A method of making an optical device comprises the steps of providing a body of vitreous material that is generally tubular along an axis. A portion of the body is molded with external mold structure for forming a bulbous portion when the interior of the ... | 04/15/2003 |
| 6536239 | Apparatus and method for shaping glass tubes with molds A mold for shaping the end region and the opening at a selected end of a first, hollow, generally cylindrical, glass tube to enable a second tube, of smaller diameter than the first tube, to be inserted snuggly a first distance within the selected end of ... | 03/25/2003 |
| 6505483 | Glass transportation system A pressure pad array is used to float glass sheets from a glass heating furnace to a ring mold in a press bending station. The pressure pads have transversely spaced, longitudinally-extending slotted nozzles angled towards one another to provide a static ... | 01/14/2003 |
| 6497119 | Method for producing glass goblets, tumblers and similar hollow glasses, and corresponding device for carrying out said method A device and process for forming hollow glassware comprising producing solid glass blanks in a manufacturing line, storing the blanks, feeding the blanks to a manufacturing line for forming hollow glassware, preheating the blanks during the feeding step, ... | 12/24/2002 |
| 6301932 | Method for forming an internally channeled glass article The present invention is directed to a method for forming glass articles containing enclosed channels. The method comprises the following steps: a) delivering and depositing a first length of a molten glass ribbon (18) to a surface of a mold (20) having a... | 10/16/2001 |
| 6301931 | Vacuum fusion bonded glass plates having microstructures thereon An improved apparatus and method for vacuum fusion bonding of large, patterned glass plates. One or both glass plates are patterned with etched features such as microstructure capillaries and a vacuum pumpout moat, with one plate having at least one hole ... | 10/16/2001 |
| 6148638 | Method for manufacturing a fluorescent lamp In a method for manufacturing a fluorescent lamp, four dual tubes that are previously manufactured are held at a distance in such a manner that the dual tubes can move horizontally. Four portions for connection are simultaneously heated, and two of the du... | 11/21/2000 |
| 6016669 | Pulsed fuel-oxygen burner and method for rotatable workpieces An apparatus for applying heat to a rotatable workpiece is disclosed. A rotating lathe is provided for mounting a workpiece, for example a quartz tube, thereto so as to enable rotation of the workpiece. At least one translatable burner is coupled to a fue... | 01/25/2000 |
| 5913705 | Method of making a halogen incandescent lamp To provide a halogen incandescent bulb with controlled variation in wall ckness of the bulb, a bulb tube (20) first has a cup region (26) formed thereon. The cup region, by radial application of force, for example by rollers (22), is constricted, and the... | 06/22/1999 |
| 5858046 | Method of making an internally channeled glass article The present invention is directed to a method for forming glass articles containing internal enclosed channels. The method comprises the following steps: (a) delivering and depositing a first or channel-forming ribbon of molten glass to a surface of a mol... | 01/12/1999 |
| 5833506 | Method for manufacturing a fluorescent lamp Two arc tubes which are to be connected are held at different levels. Predetermined portions in the vicinity of an end of each arc tube are evenly heated and softened by a flame of a burner from the side. An air flow is supplied to blowing up the softened... | 11/10/1998 |
| 5820650 | Optical processing apparatus and optical processing method A glass substrate is positioned between a chamber with a reduced pressure and a chamber filled with a heated helium, and the glass substrate is forcibly bent by the pressure difference and the heated helium gas into a uniform shape. The irradiation of las... | 10/13/1998 |
| 5779753 | Method of and apparatus for treating a solid workpiece, especially a glass tube A solid workpiece, e.g. a glass tube, is shaped by a focussed beam of visible light or light in an adjacent portion of the electromagnetic spectrum in a material removal, cutting or drilling operation and is heat-treated or remelted or shaped in a plastic... | 07/14/1998 |
| 5664320 | Method of making a circuit protector A subminiature circuit protector includes a substrate carrying a metal fuse element hermetically sealed in a glass sleeve cartridge. The fuse element may comprise a film deposited on the substrate, or, alternatively a metal strip or wire. Leads extend fro... | 09/09/1997 |
| 5573567 | Method of manufacturing sample tube for nuclear magnetic resonance The method for manufacturing a sample tube for the use in a nuclear magnetic resonance apparatus comprising the steps of: inserting a core bar into a tubular body made of glass or quartz, the core bar having a stepped portion and a remaining portion, the ... | 11/12/1996 |
| 5221311 | Evacuated sampling vial An evacuated vial for collecting a fluid sample and a method for manufacturing the vial comprising a cylindrical glass tube, one end of the tube formed into a frangible tip, a glass bottom closing off the other end of the tube, and a depression formed in ... | 06/22/1993 |
| 5203898 | Method of making fluorine/boron doped silica tubes Disclosed is a method of forming a glass tube doped with boron and fluorine. A B2 O3 -doped tubular porous preform is heated, and a fluorine-containing gas is flowed into its aperture. The temperature is sufficiently high to cause th... | 04/20/1993 |
| 5183489 | Method of making multi-ferrules having a series of channels with parallel axes The invention relates to a method of making multi-ferrules. It provides a method of making multi-ferrules from a vitreous material, the multi-ferrules having a series of cylindrical channels with parallel axes. The method is characterized in that it compr... | 02/02/1993 |
| 5173101 | Method of preparation miniaturized sensors on basis of fluids and arrangement of the measuring system A miniaturized sensor element is prepared using a capillary having first and second ends with a channel therebetween. One of the ends is closed while the other is open. Near the closed end, the capillary material which softens when heated, is heated and g... | 12/22/1992 |
| 5171343 | Method for the tool-free reshapingof a tubular body A process is known for the tool-free reshaping of a tubular hollow body of amorphous, especially vitreous material to a rod by pressure constriction wherein a pressure depression below atmospheric pressure is sustained in the tubular part by continual eva... | 12/15/1992 |
| 5167684 | Process and device for producing a hollow optical fiber A process for producing an optical fiber comprising the following stages: a stage of production of a preform having an axis of symmetry and their ends and comprising an optical core as well as at least one cylindrical recess whose axis is parallel to the ... | 12/01/1992 |
| 5163989 | Method for forming a balloon mold and the use of such mold A mold and method for forming a balloon for dilatation catheters, particularly balloons with a prismlike shape with a transverse polygonal cross section when the internal pressure is at atmospheric conditions. Upon inflation to higher internal pressures, ... | 11/17/1992 |
| 5160520 | Process for the production of a blank mold for glass fiber optical waveguides To produce a blank mold for glass fiber optical waveguides with a core and a single or multilayer sheath, in which the core glass material is applied to the inner wall of a glass tube by chemical deposition from the vapor phase, the internally-coated glas... | 11/03/1992 |
| 5147437 | Invisible flat-top mold blank and method for manufacturing same A mold blank for manufacturing eyeglass lenses containing a flat top bifocal segment. A ceramic platform is first constructed containing an optical surface having a recess corresponding to the flat top bifocal segment. A concave-convex glass mold blank po... | 09/15/1992 |
| 5108333 | Method of making a double-ended high-pressure discharge lamp To make a small high-pressure discharge lamp, for example of 50 W rating or less, and suitable, for example, for automotive applications, a quartz glass tube is heated, formed with constrictions, and a gas passed therebetween to expand the portion of the ... | 04/28/1992 |
