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A self-righting hand-arm configuration which is adapted to pivot when struck by a user, thereby simulating a "high five."
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| Number | Title | Issue Date |
| 8024945 | Glass tube processing apparatus In a glass processing method according to the invention, in the case of performing chemical vapor deposition or diameter shrinkage of a substrate glass tube G by relatively moving a heating furnace 20 comprising a heating element 21 for annularly enclo... | 09/27/2011 |
| 7866189 | Dehydration-sintering furnace, a manufacturing method of an optical fiber preform utilizing the furnace and an optical fiber preform manufactured by the method A dehydration-sintering furnace for dehydrating and/or sintering an optical fiber preform for use in production of an optical fiber includes a muffle for accommodating the optical fiber preform, a heater for heating the muffle, and a pressure fluctuation absorbing a... | 01/11/2011 |
| 7327928 | Gas filled hollow core chalcogenide photonic bandgap fiber Raman device and method A hollow core photonic bandgap chalcogenide glass fiber includes a hollow core for passing light therethrough, a Raman active gas disposed in said core, a microstructured region disposed around said core, and a solid region disposed around said microstructured regio... | 02/05/2008 |
| 7283712 | Gas filled hollow core chalcogenide photonic bandgap fiber Raman device and method This invention pertains to a glass fiber, a Raman device and a method. The fiber is a hollow core photonic bandgap chalcogenide glass fiber that includes a hollow core for passing light therethrough, a Raman active gas disposed in said core, a microstructured region... | 10/16/2007 |
| 7269974 | Bushing temperature controller A bushing temperature controller includes a transformer 3 which supplies a main current I1 to the bushing 2 for accommodating molten glass, and regulation current supply units 7 and 8 which are adapted to supply regulation currents... | 09/18/2007 |
| 7232348 | Electrical connection device for bushing which supplies filaments, such as glass filaments An electrical connection device for supplying power to a bushing that delivers filaments, especially glass filaments. The device includes a connection jaw clamp and an electrical connection piece with no protective sheath and including a flexible body, having one en... | 06/19/2007 |
| 7185517 | Double crucible for a glass drawing method and method of making glass fiber or a preform with the double crucible The double crucible for a glass drawing method has a heatable outer crucible (1) and an inner crucible (2) surrounded by the outer crucible (1), which is heatable separately from the outer crucible (1). Both crucibles (1,2) have an... | 03/06/2007 |
| 7003984 | Hybrid manufacturing process for optical fibers A hybrid method of and apparatus for producing a structure capable of being drawn into an optical fiber. The method includes the steps of conducting vapor-phase reactants into an interior region of a glass tube, conducting aerosol form reactants into the interior of... | 02/28/2006 |
| 7003985 | Method and apparatus for removing polymeric coatings from optical fiber in a non-oxidizing environment In accordance with the invention, the polymeric coating is removed from a coated optical fiber by disposing the fiber within a non-oxidizing environment and applying sufficient heat to volatilize at least a portion of the polymeric coating. The result is that the co... | 02/28/2006 |
| 6928840 | Optical fiber producing method A drawing apparatus 1 comprises a drawing furnace 11, a protecting tube 21, and a resin curing unit 31. A buffer chamber 41 is disposed between the drawing furnace 11 and the protecting tube 21, and has a length L1... | 08/16/2005 |
| 6843075 | Method for controlling process variables and an optical temperature sensor assembly A method of controlling process variables, for a fiberizing assembly including a rotary fiberizing disk in the manufacture of fibers from a high temperature, molten, clear or translucent, thermoplastic, fiberizable material, utilizes an optical sensor assembly. The ... | 01/18/2005 |
| 6735983 | Optical fiber drawing method and drawing furnace A fiber drawing method according to the present invention is a drawing method of optical fiber for drawing an optical fiber 14 from one end of a fiber preform 13 by softening with heat, wherein the fiber preform 13 is set in a semi-closed space ... | 05/18/2004 |
| 6698240 | Apparatus for manufacturing glass base material and a method for manufacturing glass base material An apparatus for manufacturing a glass base material which is an parent material of an optical fiber, comprising: a tank which contains a raw material of the glass base material to vaporize the raw material to generate a raw material in gas phase; a tempe... | 03/02/2004 |
| 6672110 | Method of forming an optical fiber preform by combustionless hydrolysis A method for manufacturing a glass preform includes supplying a first gaseous or vapor phase composition to a reaction chamber; supplying water as a second gaseous or vapor phase composition to the reaction chamber; reacting the water and the first gaseou... | 01/06/2004 |
| 6644069 | Method of heating and processing an end of an optical fiber preform and apparatus for heating and processing an end of an optical fiber preform An end heating and processing method of an optical fiber preform. In this method, an optical fiber preform is processed by heating and melting an end of a vitrified optical fiber preform including a core portion and a cladding portion formed on an outer c... | 11/11/2003 |
| 6550279 | Process for drawing optical fiber from a multiple crucible apparatus with a thermal gradient The disclosed invention includes a method of making an optical fiber drawn from a multiple crucible. The method includes moving a first crucible of the multiple crucible relative to a second crucible of the multiple crucible. The invention also includes m... | 04/22/2003 |
| 6526782 | Multi heating zone apparatus and process for making core/clad glass fibers This invention pertains to apparatus and process for making core/clad glass fibers. The apparatus includes a central tube or receptacle connected at the top to a pressure controller and terminating in a reduced section; a side tube or receptacle positione... | 03/04/2003 |
| 6499319 | Temperature control by means of a CCD-camera in welding fiber ribbon cables In welding optical fiber ribbons by means of an electric arc formed between electrodes the region heated by the electric arc is mapped on CCD-elements in a camera. In the obtained picture the light intensity of those portions of the picture is determined ... | 12/31/2002 |
| 6487880 | Optical fiber preform manufacturing apparatus Disclosed are an optical fiber preform manufacturing apparatus and method in which processes for shrinking and closing a deposited tube are conducted using a device suitable for those processes, which device is other than the device used in a deposition p... | 12/03/2002 |
| 6442978 | Apparatus for sintering a porous glass base material and a method therefor Apparatus (700) for sintering a glass base material (2) which is a base material for an optical fiber. The sintering apparatus (700) includes: a control unit which varies a condition for sintering the glass base material; and a furnace (12) which sinters ... | 09/03/2002 |
| 6408651 | Method of manufacturing optical fibers using thermopiles to measure fiber energy An apparatus and method of manufacturing optical waveguides that comprises non-optically measuring the average temperature of a moving optical waveguide fiber as it exits a heated draw furnace using a temperature device. The device comprises an enclosed c... | 06/25/2002 |
| 6177656 | Method and apparatus for controlling heating and cooling in segments of a fiber glass bushing A supplemental controller for a fiber glass bushing actively performs heating and cooling of a connected segment of the bushing which is otherwise controlled by a primary controller. In one embodiment, the supplemental controller performs heating by means... | 01/23/2001 |
| 6167728 | Method and apparatus for controlling heating and cooling in segments of a fiber glass bushing A supplemental controller for a fiber glass bushing actively performs heating and cooling of a connected segment of the bushing which is otherwise controlled by a primary controller. In one embodiment, the supplemental controller performs heating by means... | 01/02/2001 |
| 6134922 | Method for drawing a glass ingot A method for drawing a glass ingot into a rod having a given outer diameter is described. The method is characterized in that when the glass ingot is fed into a heating zone at a final tapered portion thereof, a temperature in the heating zone is decrease... | 10/24/2000 |
| 6109064 | Process for treating optical fibers by cryogenic tempering The transmission properties of an optical fiber are enhanced by cooling the fiber gradually to temperatures of at least -300° Fahrenheit, maintaining the fiber at such reduced temperature for a time suitable to stabilize the transmission properties of th... | 08/29/2000 |
| 6070437 | Tip-plate thermocouple A glass-fiber bushing including a bottom tip-plate and side walls surrounding the bottom tip-plate forming a container for molten glass. The bottom tip-plate including a plurality of tips arranged to permit molten glass to flow there through to produce a ... | 06/06/2000 |
| 6065310 | High throughput glass fiberizing system and process This invention relates to a high throughput glass fiber production system and process to provide optimum glass delivery to the glass fiberizing bushing and enhanced glass production of textile fibers or filaments of glass. The fiberizing system includes d... | 05/23/2000 |
| 6062047 | Device for manufacturing a rod of a material having a cross-sectional composition gradient The material is in a fluid state at a predetermined temperature above the ambient temperature. According to the invention: a) at least two different compositions of this material in the fluid state are prepared; b) simultaneously and concentrically both t... | 05/16/2000 |
| 5961681 | Method of drawing optical fiber preform to manufacture optical fiber A method of drawing an optical fiber preform to manufacture an optical fiber, includes the steps of heating an optical fiber preform to temperatures at which the heated preform can be drawn, drawing the heated optical fiber preform by applying tension to ... | 10/05/1999 |
| 5925164 | Finshield assemblies for fiber-forming apparatus A heat-absorbing finshield assembly, which is located adjacent the discharge area of a furnace for producing glass fibers, includes fins spaced along a fluid-cooled manifold such that the fins extend between, but not in contact with, the molten glass fibe... | 07/20/1999 |
| 5843199 | Method and device for fire-polishing a lengthwise extended glass body During the fire-polishing of a lengthwise extended glass body (3), for example a preform for drawing optical fibers, the glass body (3) is held by a holding device (5, 7), and is heated by a burner (23) moving at a variable advancing speed parallel to the... | 12/01/1998 |
| 5785728 | Method for controlling heating and cooling in segments at a fiber glass bushing A supplemental controller for a fiber glass bushing actively performs heating and cooling of a connected segment of the bushing which is otherwise controlled by a primary controller. In one embodiment, the supplemental controller performs heating by means... | 07/28/1998 |
| 5364431 | Apparatus for production of glass fibers utilizing spinning cup structure A method and apparatus for producing glass fibers wherein molten glass is deposited onto a spinning cup structure. Centrifugal force urges the molten glass outwardly and upwardly along the inner surface of an upstanding wall of the cup structure. The glas... | 11/15/1994 |
| 5282878 | Apparatus for molding optical glass elements The apparatus for molding an optical glass element is made up of relatively movable upper and lower molds for press molding a glass blank, and a plurality of infrared ray lamps encircling the upper and lower molds, temperature measuring devices for measur... | 02/01/1994 |
| 5123941 | Apparatus for producing mineral wool The present invention relates to a method of producing mineral wool, mineral raw material (2) is introduced into a melting unit (3), preferably a cupola furnace, for heating the mineral raw material in such a manner that molten mineral material (4) is for... | 06/23/1992 |
| 5071459 | Bushing balance controller for multiple segment bushings A bushing balance controller controls the overall average temperature of a multiple segment glass fiber forming bushing and the temperature of each individual bushing segment. Current shunting loops divert current away from each bushing segment as require... | 12/10/1991 |
| 5051121 | Segmented bushing temperature controller and method for using same The present invention provides a method of controlling the temperature of a multiple segment fiber glass bushing. Sensors monitor the temperature of each individual segment and the current delivered to the bushing is adjusted so as to maintain the average... | 09/24/1991 |
| 4931075 | High current multiterminal bushing controller An improved bushing controller is shown which utilizes an auxiliary transformer in each of the variable impedance circuits in the controller and the bushing tha the controller is connected to increase the current capability of the controller by a signific... | 06/05/1990 |
| 4925473 | Process and furnace for heat application Control of speed and uniformity of the heating of the working zone of the preform in a glass drawing operation in which the softening heat is applied by forced convection (13), using a separate fluid heating zone to introduce temperature and velocity cont... | 05/15/1990 |
| 4824457 | Method and apparatus for controlling thermal environment in a glass fiber forming process A method and apparatus for controlling a glass fiber forming environment is disclosed. A fin cooler having a plurality of hollow cooling fins, each provided with a coolant liquid flow passage and further having a header block provided with separate coolan... | 04/25/1989 |
