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| Number | Title | Issue Date |
| 8001808 | Disassemblable burner for a vapor deposition process A burner for a vapor deposition process has a cylindrical central gas passage and a plurality of external gas passages surrounding the central gas passage. The burner has a back block defining an initial section of the gas passages, a face block defining a final sec... | 08/23/2011 |
| 7354541 | Method and device for making mineral fiber felts The subject of the invention is a unit for manufacturing felts (6) which are formed from crosslinked mineral fibers, comprising at least one pair of conveyors formed by a lower conveyor (11) and an upper conveyor (12) which are placed opposite e... | 04/08/2008 |
| 7279059 | Polymer/WUCS mat for use in automotive applications An acoustical and thermally absorbent chopped strand mat formed of thermoplastic bonding materials and bundles of reinforcing fibers is provided. The reinforcing fibers are preferably wet use chopped strand glass fibers (WUCS). The thermoplastic bonding materials ma... | 10/09/2007 |
| 7144106 | Fixed material transportation apparatus and liquid fixing apparatus using the transportation apparatus To prevent cockling occurring in a fixed material in a liquid fixing apparatus more effectively and make a paper gap small thereby to improve print quality. On a fixed material transporting surface, a through hole corresponding to a sucking hole is formed, further a... | 12/05/2006 |
| 7138023 | Development of thermoplastic composites using wet use chopped strand (WUCS) A process for forming thermoplastic composites that uses wet use chopped strand glass is provided. Wet reinforcement fibers such as wet chopped strand glass fibers are opened by passing the fibers consecutively through a first opener, a condenser, and, optionally, a... | 11/21/2006 |
| 7100531 | Installation for cutting and applying reinforcement fibers An installation for cutting and applying reinforcement fibers (2), with at least two cutting modules (1), each one of which fed with at least a cord of reinforcement fibers (4) and arranged in order to move on a top plane with respect to a worki... | 09/05/2006 |
| 7000435 | Roll coating of glass fibers A roll coater for placing binder on the fibers prior to being wound around a rotating drawing drum. The drawing drum draws fibers out of orifices in the bottom of a slowly reciprocating furnace. The fibers form a mat on the drawing drum that is later removed and exp... | 02/21/2006 |
| 6958096 | Systems and methods for coating optical fiber A fiber coating applicator includes a chamber and a cup positioned over the chamber. The cup is connected to the chamber by an entrance aperture. The chamber includes an exit aperture opposite the entrance aperture. The cup, entrance aperture, chamber, and exit aper... | 10/25/2005 |
| 6923025 | Device for sintering a shaped body The invention concerns a device (1) for sintering of a porous mold body (2) in a gas-tight chamber (3), with the mold body (2) hanging loose from a link chain (7) so that it can be fed continuously to a heating zone (5). In ... | 08/02/2005 |
| 6859600 | Coated optical fiber and optical fiber ribbon and method for the fabrication thereof A coated optical fiber includes a fiber coating having an unblended primary portion on the optical fiber, an unblended secondary portion, and a blended portion intermediate the unblended primary and secondary portions. The thickness of the blended portion is greater... | 02/22/2005 |
| 6779365 | Roll coating of glass fibers A roll coater for placing binder on the fibers prior to being wound around a rotating drawing drum. The drawing drum draws fibers out of orifices in the bottom of a slowly reciprocating furnace. The fibers form a mat on the drawing drum that is later removed and exp... | 08/24/2004 |
| 6769276 | Internal adjustable mold apparatus for shaping the end of a fiber preform tube Apparatus for shaping a selected end region of a hollow cylindrical glass tube includes an internal mold placed within the selected end region for supporting the walls of the tube and controlling the shape of the internal surface of selected end region of the tube, ... | 08/03/2004 |
| 6729163 | Apparatus for over-cladding large diameter optical fiber pre-form using the same Disclosed is a high efficiency burner and an apparatus for over-cladding an optical fiber pre-form using the same. The high efficiency burner heating an optical fiber pre-form includes burner covers, burner bodies arranged between the burner covers, and fuel dischar... | 05/04/2004 |
| 6681600 | System for removing a uniform length of coating from a fiber optic cable A system and method for removing a predetermined length of coating from a fiber optic cable. The system includes a chemical bath, and a system for forming a loop in a fiber optic cable. The loop forming system includes a vertical column, and a slide arm h... | 01/27/2004 |
| 6647748 | Device for continuously twisting an optical fiber A device for continuously twisting an optical fiber, which can add a sufficient twist to an optical fiber, is provided. Reciprocating rollers reciprocate so that the moving direction would be opposite each other along a center axis of rotation. The optica... | 11/18/2003 |
| 6630029 | Fiber coating method and reactor In a method of coating a CMC fiber, the fiber is passed through a reaction zone along a path substantially parallel to a longitudinal axis of the zone, a flow of fiber coating reactant is passed though the reaction zone, at least a portion of the flow of ... | 10/07/2003 |
| 6604388 | Solid state glass constituent delivery system A method and apparatus are disclosed for the manufacture of an optical fiber preform having incorporated therein a comparatively high concentration of rare earth dopant material, and which thus can be drawn and processed into an optical fiber having low n... | 08/12/2003 |
| 6598425 | Method for collecting soot A method and apparatus for manufacturing optical components. A burner generates soot, and a surface area collector collects the soot. The burner is disposed such that the soot collected within the surface area collector is substantially not reheated by su... | 07/29/2003 |
| 6584806 | Method and apparatus for manufacturing an optical fiber preform A method of manufacturing a preform, the method comprising rotating a primary preform about an axis X, establishing relative displacement in translation between the preform and a plasma torch, and introducing a glass powder into the plasma flame, the glas... | 07/01/2003 |
| 6547920 | Chemical stripping apparatus and method An apparatus for forming a loop in a filament comprising a first wall having a first guide slot formed therein and a second wall having a second guide slot formed therein coplanar and parallel to the first guide slot. The first wall is opposite the second... | 04/15/2003 |
| 6510711 | Apparatus and method for sintering a sol-gel tube using a furnace having a rotating cap Disclosed is an apparatus and method for sintering an over-jacketing tube in the zone sintering phase of an optical fiber preform fabrication process using a sol-gel process. The sintering apparatus includes: a processing tube; a gel tube assembly connect... | 01/28/2003 |
| 6405566 | Method and device for over-cladding an optical fiber primary preform A method and device for providing an optical fiber secondary preform by collapsing an over-cladding tube on an optical fiber primary preform is disclosed in the present invention. The device for over cladding the optical fiber primary preform includes a h... | 06/18/2002 |
| 6338259 | Cooling apparatus used in fabrication of optical fiber preform An apparatus and process for cooling a quartz tube used in fabrication of an optical fiber preform by modified chemical vapor deposition. The apparatus has a nozzle ring supplied with a coolant. The nozzle ring has at least two vent sections that are be s... | 01/15/2002 |
| 6273952 | Applicator for high solids sizing One aspect of the present invention is a film applicator for applying a coating to at least a portion of a surface of fibers, comprising: an enclosure having a reservoir to store a coating composition; a roller having a generally cylindrical surface posit... | 08/14/2001 |
| 6196028 | Apparatus for controlling the sag of a preform in an installation The invention relates to apparatus for supporting a preform manufactured in an installation for manufacturing or building up preforms having supporting cores, said installation including at least rotation means having a horizontal axis of rotation and two... | 03/06/2001 |
| 6189343 | Apparatus and method for forming an optical fiber An apparatus for forming a optical fiber which includes a furnace for softening an optical fiber blank; a tractor for drawing the optical fiber from the softened optical fiber blank; and a first applicator for applying a coating of a first coating materia... | 02/20/2001 |
| 6178780 | Method of solution doping a sol gel body via immersion A porous body 4 and a first immersing solution 6 are put in a vessel 5 in proportions such that the whole of the porous body 4 is immersed in the immersing solution, and the immersing is conducted for an arbitrary period of time. The vessel 5 is formed so... | 01/30/2001 |
| 6148641 | Apparatus and method for producing dried, chopped strands An apparatus and method for producing dried, chopped strands from a supply of continuous fiber strands by the direct deposition of wet, chopped strands ejected from a chopping assembly into a drying chamber is disclosed. A transition chute is interposed b... | 11/21/2000 |
| 6109066 | Device for manufacturing a composite yarn The subject of the invention is a device for manufacturing a composite yarn formed by the combination of continuous glass filaments and continuous filaments of a thermoplastic organic substance, comprising, on the one hand, at least one bushing which is f... | 08/29/2000 |
| 6053013 | Apparatus and method for overcladding optical fiber preform rod and optical fiber drawing method There are provided an optical fiber rod overcladding apparatus and method, and an optical fiber drawing method. In the preform rod overcladding method, a preform rod is clamped in a top chuck and leveled, and a glass tube is mounted in a bottom chuck and ... | 04/25/2000 |
| 6030664 | Biconic coating die for making coated optical fibers A method and apparatus for high velocity dual coating optical fibers includes passing the fiber to be coated through an entrance die into a coating reservoir, to which liquid coating material is supplied under pressure. The diameter of the die passage and... | 02/29/2000 |
| 5974837 | Method for coating fibers In the process of drawing optical fibers, a protective plastic coating is applied to the fiber by applying a curable liquid coating material thereto and the subsequently curing the liquid coating to a protective plastic layer. At high fiber draw speeds, a... | 11/02/1999 |
| 5961685 | Apparatus for applying a generally uniform sizing composition to glass fibers A sizing applicator is provided for applying a coating of sizing composition to glass fibers. The sizing applicator includes a housing and a roll applicator which is rotatably coupled to the housing. The housing has a supply port adapted to receive sizing... | 10/05/1999 |
| 5954853 | Method and apparatus for applying a sizing composition to glass fibers A method and apparatus are provided for producing uniformly sized glass fibers. A heated bushing supplies streams of molten glass to be drawn into continuous fibers, and a drawing device attenuates the streams into fibers. A sizing applicator has a coatin... | 09/21/1999 |
| 5944865 | Apparatus for fabricating an optical fiber coated with metal and method therefor An apparatus for fabricating an optical fiber coated with metal, constructed with a crucible for melting the optical fiber preform to draw an uncoated optical fiber, a diameter measuring device for measuring the diameter of the uncoated optical fiber to r... | 08/31/1999 |
| 5914080 | Method and apparatus for the in-line production and conversion of composite strand material into a composite product A method and apparatus is provided for the in-line production of composite strand material and the conversion of at least a portion of the strand material into a composite product. The apparatus (10) includes a combining station (48) where glass fibers (1... | 06/22/1999 |
| 5891249 | Apparatus for the preparation of metal matrix fiber composites A method for producing continuous and discontinuous fiber metal matrix composites (CFMMC). The method uses aerosolization of finely divided metal powders in a controlled atmosphere which prevents explosions to coat the fibers and then the metal coated fib... | 04/06/1999 |
| 5849085 | Process for manufacturing cut threads and associated device A process and device for manufacturing cut threads according to which glass threads composed of continuous filaments are coated with a liquid non-aqueous size, which can react under the effect of actinic radiation. The threads are cut by a member which is... | 12/15/1998 |
| 5843231 | Apparatus for bubble stripping and coating a fiber A bubble stripping and coating apparatus for stripping entrained gas from the surface of a fiber, then coating the fiber with a coating material having a bubble stripping and coater body and a die assembly. The bubble stripping and coater body has a bubbl... | 12/01/1998 |
| 5812725 | Method for increasing adhesion between a coating and an optical glass fiber electron beam pretreatment This invention provides a method of increasing adhesion of radiation-cured, inner primary coatings on glass optical fibers. A glass optical fiber drawing tower has a controllable variable amperage electron beam for exposing different sections of a glass o... | 09/22/1998 |
